1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687 688 689 690 691 692 693 694 695 696 697 698 699 700 701 702 703 704 705 706 707 708 709 710 711 712 713 714 715 716 717 718 719 720 721 722 723 724 725 726 727 728 729 730 731 732 733 734 735 736 737 738 739 740 741 742 743 744 745 746 747 748 749 750 751 752 753 754 755 756 757 758 759 760 761 762 763 764 765 766 767 768 769 770 771 772 773 774 775 776 777 778 779 780 781 782 783 784 785 786 787 788 789 790 791 792 793 794 795 796 797 798 799 800 801 802 803 804 805 806 807 808 809 810 811 812 813 814 815 816 817 818 819 820 821 822 823 824 825 826 827 828 829 830 831 832 833 834 835 836 837 838 839 840 841 842 843 844 845 846 847 848 849 850 851 852 853 854 855 856 857 858 859 860 861 862 863 864 865 866 867 868 869 870 871 872 873 874 875 876 877 878 879 880 881 882 883 884 885 886 887 888 889 890 891 892 893 894 895 896 897 898 899 900 901 902 903 904 905 906 907 908 909 910 911 912 913 914 915 916 917 918 919 920 921 922 923 924 925 926 927 928 929 930 931 932 933 934 935 936 937 938 939 940 941 942 943 944 945 946 947 948 949 950 951 952 953 954 955 956 957 958 959 960 961 962 963 964 965 966 967 968 969 970 971 972 973 974 975 976 977 978 979 980 981 982 983 984 985 986 987 988 989 990 991 992 993 994 995 996 997 998 999 1000 1001 1002 1003 1004 1005 1006 1007 1008 1009 1010 1011 1012 1013 1014 1015 1016 1017 1018 1019 1020 1021 1022 1023 1024 1025 1026 1027 1028 1029 1030 1031 1032 1033 1034 1035 1036 1037 1038 1039 1040 1041 1042 1043 1044 1045 1046 1047 1048 1049 1050 1051 1052 1053 1054 1055 1056 1057 1058 1059 1060 1061 1062 1063 1064 1065 1066 1067 1068 1069 1070 1071 1072 1073 1074 1075 1076 1077 1078 1079 1080 1081 1082 1083 1084 1085 1086 1087 1088 1089 1090 1091 1092 1093 1094 1095 1096 1097 1098 1099 1100 1101 1102 1103 1104 1105 1106 1107 1108 1109 1110 1111 1112 1113 1114 1115 1116 1117 1118 1119 1120 1121 1122 1123 1124 1125 1126 1127 1128 1129 1130 1131 1132 1133 1134 1135 1136 1137 1138 1139 1140 1141 1142 1143 1144 1145 1146 1147 1148 1149 1150 1151 1152 1153 1154 1155 1156 1157 1158 1159 1160 1161 1162 1163 1164 1165 1166 1167 1168 1169 1170 1171 1172 1173 1174 1175 1176 1177 1178 1179 1180 1181 1182 1183 1184 1185 1186 1187 1188 1189 1190 1191 1192 1193 1194 1195 1196 1197 1198 1199 1200 1201 1202 1203 1204 1205 1206 1207 1208 1209 1210 1211 1212 1213 1214 1215 1216 1217 1218 1219 1220 1221 1222 1223 1224 1225 1226 1227 1228 1229 1230 1231 1232 1233 1234 1235 1236 1237 1238 1239 1240 1241 1242 1243 1244 1245 1246 1247 1248 1249 1250 1251 1252 1253 1254 1255 1256 1257 1258 1259 1260 1261 1262 1263 1264 1265 1266 1267 1268 1269 1270 1271 1272 1273 1274 1275 1276 1277 1278 1279 1280 1281 1282 1283 1284 1285 1286 1287 1288 1289 1290 1291 1292 1293 1294 1295 1296 1297 1298 1299 1300 1301 1302 1303 1304 1305 1306 1307 1308 1309 1310 1311 1312 1313 1314 1315 1316 1317 1318 1319 1320 1321 1322 1323 1324 1325 1326 1327 1328 1329 1330 1331 1332 1333 1334 1335 1336 1337 1338 1339 1340 1341 1342 1343 1344 1345 1346 1347 1348 1349 1350 1351 1352 1353 1354 1355 1356 1357 1358 1359 1360 1361 1362 1363 1364 1365 1366 1367 1368 1369 1370 1371 1372 1373 1374 1375 1376 1377 1378 1379 1380 1381 1382 1383 1384 1385 1386 1387 1388 1389 1390 1391 1392 1393 1394 1395 1396 1397 1398 1399 1400 1401 1402 1403 1404 1405 1406 1407 1408 1409 1410 1411 1412 1413 1414 1415 1416 1417 1418 1419 1420 1421 1422 1423 1424 1425 1426 1427 1428 1429 1430 1431 1432 1433 1434 1435 1436 1437 1438 1439 1440 1441 1442 1443 1444 1445 1446 1447 1448 1449 1450 1451 1452 1453 1454 1455 1456 1457 1458 1459 1460 1461 1462 1463 1464 1465 1466 1467 1468 1469 1470 1471 1472 1473 1474 1475 1476 1477 1478 1479 1480 1481 1482 1483 1484 1485 1486 1487 1488 1489 1490 1491 1492 1493 1494 1495 1496 1497 1498 1499 1500 1501 1502 1503 1504 1505 1506 1507 1508 1509 1510 1511 1512 1513 1514 1515 1516 1517 1518 1519 1520 1521 1522 1523 1524 1525 1526 1527 1528 1529 1530 1531 1532 1533 1534 1535 1536 1537 1538 1539 1540 1541 1542 1543 1544 1545 1546 1547 1548 1549 1550 1551 1552 1553 1554 1555 1556 1557 1558 1559 1560 1561 1562 1563 1564 1565 1566 1567 1568 1569 1570 1571 1572 1573 1574 1575 1576 1577 1578 1579 1580 1581 1582 1583 1584 1585 1586 1587 1588 1589 1590 1591 1592 1593 1594 1595 1596 1597 1598 1599 1600 1601 1602 1603 1604 1605 1606 1607 1608 1609 1610 1611 1612 1613 1614 1615 1616 1617 1618 1619 1620 1621 1622 1623 1624 1625 1626 1627 1628 1629 1630 1631 1632 1633 1634 1635 1636 1637 1638 1639 1640 1641 1642 1643 1644 1645 1646 1647 1648 1649 1650 1651 1652 1653 1654 1655 1656 1657 1658 1659 1660 1661 1662 1663 1664 1665 1666 1667 1668 1669 1670 1671 1672 1673 1674 1675 1676 1677 1678 1679 1680 1681 1682 1683 1684 1685 1686 1687 1688 1689 1690 1691 1692 1693 1694 1695 1696 1697 1698 1699 1700 1701 1702 1703 1704 1705 1706 1707 1708 1709 1710 1711 1712 1713 1714 1715 1716 1717 1718 1719 1720 1721 1722 1723 1724 1725 1726 1727 1728 1729 1730 1731 1732 1733 1734 1735 1736 1737 1738 1739 1740 1741 1742 1743 1744 1745 1746 1747 1748 1749 1750 1751 1752 1753 1754 1755 1756 1757 1758 1759 1760 1761 1762 1763 1764 1765 1766 1767 1768 1769 1770 1771 1772 1773 1774 1775 1776 1777 1778 1779 1780 1781 1782 1783 1784 1785 1786 1787 1788 1789 1790 1791 1792 1793 1794 1795 1796 1797
|
drop table if exists t1,t2;
SELECT 10,10.0,10.,.1e+2,100.0e-1;
10 10.0 10. .1e+2 100.0e-1
10 10.0 10 10 10
SELECT 6e-16, -6e-16, --6e-16, -6e-16+1.000000;
6e-16 -6e-16 --6e-16 -6e-16+1.000000
6e-16 -6e-16 6e-16 0.9999999999999994
SELECT 1e1,1.e1,1.0e1,1e+1,1.e+1,1.0e+1,1e-1,1.e-1,1.0e-1;
1e1 1.e1 1.0e1 1e+1 1.e+1 1.0e+1 1e-1 1.e-1 1.0e-1
10 10 10 10 10 10 0.1 0.1 0.1
SELECT 0.001e+1,0.001e-1, -0.001e+01,-0.001e-01;
0.001e+1 0.001e-1 -0.001e+01 -0.001e-01
0.01 0.0001 -0.01 -0.0001
SELECT 123.23E+02,-123.23E-02,"123.23E+02"+0.0,"-123.23E-02"+0.0;
123.23E+02 -123.23E-02 "123.23E+02"+0.0 "-123.23E-02"+0.0
12323 -1.2323 12323 -1.2323
SELECT 2147483647E+02,21474836.47E+06;
2147483647E+02 21474836.47E+06
214748364700 21474836470000
create table t1 (f1 float(24),f2 float(52));
show full columns from t1;
Field Type Collation Null Key Default Extra Privileges Comment
f1 float NULL YES NULL #
f2 double NULL YES NULL #
insert into t1 values(10,10),(1e+5,1e+5),(1234567890,1234567890),(1e+10,1e+10),(1e+15,1e+15),(1e+20,1e+20),(1e+50,1e+50),(1e+150,1e+150);
Warnings:
Warning 1264 Out of range value for column 'f1' at row 7
Warning 1264 Out of range value for column 'f1' at row 8
insert into t1 values(-10,-10),(1e-5,1e-5),(1e-10,1e-10),(1e-15,1e-15),(1e-20,1e-20),(1e-50,1e-50),(1e-150,1e-150);
select * from t1;
f1 f2
10 10
100000 100000
1234570000 1234567890
10000000000 10000000000
1e15 1e15
1e20 1e20
3.40282e38 1e50
3.40282e38 1e150
-10 -10
0.00001 0.00001
0.0000000001 0.0000000001
0.000000000000001 0.000000000000001
1e-20 1e-20
0 1e-50
0 1e-150
drop table t1;
create table t1 (datum double);
insert into t1 values (0.5),(1.0),(1.5),(2.0),(2.5);
select * from t1;
datum
0.5
1
1.5
2
2.5
select * from t1 where datum < 1.5;
datum
0.5
1
select * from t1 where datum > 1.5;
datum
2
2.5
select * from t1 where datum = 1.5;
datum
1.5
drop table t1;
create table t1 (a decimal(7,3) not null, key (a));
insert into t1 values ("0"),("-0.00"),("-0.01"),("-0.002"),("1");
select a from t1 order by a;
a
-0.010
-0.002
0.000
0.000
1.000
select min(a) from t1;
min(a)
-0.010
drop table t1;
create table t1 (c1 double, c2 varchar(20));
insert t1 values (121,"16");
select c1 + c1 * (c2 / 100) as col from t1;
col
140.36
create table t2 select c1 + c1 * (c2 / 100) as col1, round(c1, 5) as col2, round(c1, 35) as col3, sqrt(c1*1e-15) col4 from t1;
select * from t2;
col1 col2 col3 col4
140.36 121.00000 121 0.00000034785054261852176
show create table t2;
Table Create Table
t2 CREATE TABLE `t2` (
`col1` double DEFAULT NULL,
`col2` double(22,5) DEFAULT NULL,
`col3` double DEFAULT NULL,
`col4` double DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_uca1400_ai_ci
drop table t1,t2;
create table t1 (a float);
insert into t1 values (1);
select max(a),min(a),avg(a) from t1;
max(a) min(a) avg(a)
1 1 1
drop table t1;
create table t1 (f float, f2 float(24), f3 float(6,2), d double, d2 float(53), d3 double(10,3), de decimal, de2 decimal(6), de3 decimal(5,2), n numeric, n2 numeric(8), n3 numeric(7,6));
show full columns from t1;
Field Type Collation Null Key Default Extra Privileges Comment
f float NULL YES NULL #
f2 float NULL YES NULL #
f3 float(6,2) NULL YES NULL #
d double NULL YES NULL #
d2 double NULL YES NULL #
d3 double(10,3) NULL YES NULL #
de decimal(10,0) NULL YES NULL #
de2 decimal(6,0) NULL YES NULL #
de3 decimal(5,2) NULL YES NULL #
n decimal(10,0) NULL YES NULL #
n2 decimal(8,0) NULL YES NULL #
n3 decimal(7,6) NULL YES NULL #
drop table t1;
create table t1 (a decimal(7,3) not null, key (a));
insert into t1 values ("0"),("-0.00"),("-0.01"),("-0.002"),("1");
select a from t1 order by a;
a
-0.010
-0.002
0.000
0.000
1.000
select min(a) from t1;
min(a)
-0.010
drop table t1;
create table t1 (a float(200,100), b double(200,100));
ERROR 42000: Too big scale specified for 'a'. Maximum is 30
create table t1 (c20 char);
insert ignore into t1 values (5000.0);
Warnings:
Warning 1265 Data truncated for column 'c20' at row 1
insert ignore into t1 values (0.5e4);
Warnings:
Warning 1265 Data truncated for column 'c20' at row 1
drop table t1;
create table t1 (f float(54));
ERROR 42000: Incorrect column specifier for column 'f'
drop table if exists t1;
create table t1 (d1 double, d2 double unsigned);
insert into t1 set d1 = -1.0;
update ignore t1 set d2 = d1;
Warnings:
Warning 1264 Out of range value for column 'd2' at row 1
select * from t1;
d1 d2
-1 0
drop table t1;
create table t1 (f float(4,3));
insert ignore into t1 values (-11.0),(-11),("-11"),(11.0),(11),("11");
Warnings:
Warning 1264 Out of range value for column 'f' at row 1
Warning 1264 Out of range value for column 'f' at row 2
Warning 1264 Out of range value for column 'f' at row 3
Warning 1264 Out of range value for column 'f' at row 4
Warning 1264 Out of range value for column 'f' at row 5
Warning 1264 Out of range value for column 'f' at row 6
select * from t1;
f
-9.999
-9.999
-9.999
9.999
9.999
9.999
drop table if exists t1;
create table t1 (f double(4,3));
insert ignore into t1 values (-11.0),(-11),("-11"),(11.0),(11),("11");
Warnings:
Warning 1264 Out of range value for column 'f' at row 1
Warning 1264 Out of range value for column 'f' at row 2
Warning 1264 Out of range value for column 'f' at row 3
Warning 1264 Out of range value for column 'f' at row 4
Warning 1264 Out of range value for column 'f' at row 5
Warning 1264 Out of range value for column 'f' at row 6
select * from t1;
f
-9.999
-9.999
-9.999
9.999
9.999
9.999
drop table if exists t1;
create table t1 (c char(20));
insert into t1 values (5e-28);
select * from t1;
c
5e-28
drop table t1;
create table t1 (c char(6));
insert into t1 values (2e5),(2e6),(2e-4),(2e-5);
select * from t1;
c
200000
2e6
0.0002
2e-5
drop table t1;
CREATE TABLE t1 (
reckey int unsigned NOT NULL,
recdesc varchar(50) NOT NULL,
PRIMARY KEY (reckey)
) ENGINE=MyISAM DEFAULT CHARSET=latin1;
INSERT INTO t1 VALUES (108, 'Has 108 as key');
INSERT INTO t1 VALUES (109, 'Has 109 as key');
select * from t1 where reckey=108;
reckey recdesc
108 Has 108 as key
select * from t1 where reckey=1.08E2;
reckey recdesc
108 Has 108 as key
select * from t1 where reckey=109;
reckey recdesc
109 Has 109 as key
select * from t1 where reckey=1.09E2;
reckey recdesc
109 Has 109 as key
drop table t1;
create table t1 (d double(10,1));
create table t2 (d double(10,9));
insert into t1 values ("100000000.0");
insert into t2 values ("1.23456780");
create table t3 select * from t2 union select * from t1;
select * from t3;
d
1.234567800
100000000.000000000
show create table t3;
Table Create Table
t3 CREATE TABLE `t3` (
`d` double(18,9) DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_uca1400_ai_ci
drop table t1, t2, t3;
create table t1 select 105213674794682365.00 + 0.0 x;
show warnings;
Level Code Message
desc t1;
Field Type Null Key Default Extra
x decimal(21,2) NO NULL
drop table t1;
create table t1 select 0.0 x;
desc t1;
Field Type Null Key Default Extra
x decimal(2,1) NO NULL
create table t2 select 105213674794682365.00 y;
desc t2;
Field Type Null Key Default Extra
y decimal(20,2) NO NULL
create table t3 select x+y a from t1,t2;
show warnings;
Level Code Message
desc t3;
Field Type Null Key Default Extra
a decimal(21,2) NO NULL
drop table t1,t2,t3;
select 1e-308, 1.00000001e-300, 100000000e-300;
1e-308 1.00000001e-300 100000000e-300
1e-308 1.00000001e-300 1e-292
select 10e307;
10e307
1e308
create table t1(a int, b double(8, 2));
insert into t1 values
(1, 28.50), (1, 121.85), (1, 157.23), (1, 1351.00), (1, -1965.35), (1, 81.75),
(1, 217.08), (1, 7.94), (4, 96.07), (4, 6404.65), (4, -6500.72), (2, 100.00),
(5, 5.00), (5, -2104.80), (5, 2033.80), (5, 0.07), (5, 65.93),
(3, -4986.24), (3, 5.00), (3, 4857.34), (3, 123.74), (3, 0.16),
(6, -1695.31), (6, 1003.77), (6, 499.72), (6, 191.82);
explain select sum(b) s from t1 group by a;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ALL NULL NULL NULL NULL 26 Using temporary; Using filesort
select sum(b) s from t1 group by a;
s
0.00
100.00
0.00
-0.00
-0.00
0.00
select sum(b) s from t1 group by a having s <> 0;
s
100.00
select sum(b) s from t1 group by a having s <> 0 order by s;
s
100.00
select sum(b) s from t1 group by a having s <=> 0;
s
0.00
0.00
-0.00
-0.00
0.00
select sum(b) s from t1 group by a having s <=> 0 order by s;
s
-0.00
-0.00
0.00
0.00
0.00
alter table t1 add key (a, b);
explain select sum(b) s from t1 group by a;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 index NULL a 14 NULL 26 Using index
select sum(b) s from t1 group by a;
s
0.00
100.00
0.00
-0.00
0.00
0.00
select sum(b) s from t1 group by a having s <> 0;
s
100.00
select sum(b) s from t1 group by a having s <> 0 order by s;
s
100.00
select sum(b) s from t1 group by a having s <=> 0;
s
0.00
0.00
-0.00
0.00
0.00
select sum(b) s from t1 group by a having s <=> 0 order by s;
s
-0.00
0.00
0.00
0.00
0.00
drop table t1;
End of 4.1 tests
create table t1 (s1 float(0,2));
ERROR 42000: For float(M,D), double(M,D) or decimal(M,D), M must be >= D (column 's1')
create table t1 (s1 float(1,2));
ERROR 42000: For float(M,D), double(M,D) or decimal(M,D), M must be >= D (column 's1')
CREATE TABLE t1 (
f1 real zerofill,
f2 double zerofill,
f3 float zerofill);
INSERT INTO t1 VALUES ( 0.314152e+1, 0.314152e+1, 0.314152e+1);
PREPARE stmt1 FROM 'select f1, f2, f3 FROM t1';
select f1, f2, f3 FROM t1;
f1 f2 f3
0000000000000003.14152 0000000000000003.14152 000003.14152
select f1, f2, f3 FROM t1;
f1 f2 f3
0000000000000003.14152 0000000000000003.14152 000003.14152
EXECUTE stmt1;
f1 f2 f3
0000000000000003.14152 0000000000000003.14152 000003.14152
DROP TABLE t1;
create table t1 (f1 double(200, 0));
insert into t1 values (1e199), (-1e199);
insert into t1 values (1e200), (-1e200);
insert ignore into t1 values (2e200), (-2e200);
Warnings:
Warning 1264 Out of range value for column 'f1' at row 1
Warning 1264 Out of range value for column 'f1' at row 2
select f1 + 0e0 from t1;
f1 + 0e0
1e199
-1e199
1e200
-1e200
1e200
-1e200
drop table t1;
create table t1 (f1 float(30, 0));
insert into t1 values (1e29), (-1e29);
insert into t1 values (1e30), (-1e30);
insert ignore into t1 values (2e30), (-2e30);
Warnings:
Warning 1264 Out of range value for column 'f1' at row 1
Warning 1264 Out of range value for column 'f1' at row 2
select f1 + 0e0 from t1;
f1 + 0e0
1.0000000150474662e29
-1.0000000150474662e29
1.0000000150474662e30
-1.0000000150474662e30
1.0000000150474662e30
-1.0000000150474662e30
drop table t1;
create table t1 (c char(6));
insert into t1 values (2e6),(2e-5);
select * from t1;
c
2e6
2e-5
drop table t1;
CREATE TABLE d1 (d DOUBLE);
INSERT INTO d1 VALUES (1.7976931348623157E+308);
SELECT * FROM d1;
d
1.7976931348623157e308
INSERT INTO d1 VALUES (1.79769313486232e+308);
ERROR 22007: Illegal double '1.79769313486232e+308' value found during parsing
SELECT * FROM d1;
d
1.7976931348623157e308
DROP TABLE d1;
create table t1 (a char(20));
insert into t1 values (1.225e-05);
select a+0 from t1;
a+0
0.00001225
drop table t1;
create table t1(d double, u bigint unsigned);
insert into t1(d) values (9.22337203685479e18),
(1.84e19);
update t1 set u = d;
select u from t1;
u
9223372036854790144
18400000000000000000
drop table t1;
CREATE TABLE t1 (f1 DOUBLE);
INSERT INTO t1 VALUES(-1.79769313486231e+308);
SELECT f1 FROM t1;
f1
-1.79769313486231e308
DROP TABLE t1;
#
# Bug#12406055 BUFFER OVERFLOW OF VARIABLE 'BUFF' IN STRING::SET_REAL
#
# Ignoring output from misc. float operations
select format(-1.7976931348623157E+307,256) as foo;
select least(-1.1111111111111111111111111,
- group_concat(1.7976931348623157E+308)) as foo;
select concat((truncate((-1.7976931348623157E+307),(0x1e))),
(99999999999999999999999999999999999999999999999999999999999999999)) into @a;
End of 5.0 tests
#
# Bug#12368853 FORMAT() CRASHES WITH LARGE NUMBERS AFTER TRUNCATE...
#
select format(truncate('1.7976931348623157E+308',-12),1,'fr_BE') as foo;
foo
0
#
# MDEV-17249 MAKETIME(-1e50,0,0) returns a wrong result
#
SELECT LEFT('a',EXP(50));
LEFT('a',EXP(50))
a
SELECT LEFT('a', COALESCE(1e30));
LEFT('a', COALESCE(1e30))
a
CREATE TABLE t1 (a FLOAT);
INSERT INTO t1 VALUES (1e30);
SELECT LEFT('a',a), LEFT('a',1e30) FROM t1;
LEFT('a',a) LEFT('a',1e30)
a a
DROP TABLE t1;
PREPARE stmt FROM 'SELECT LEFT(111,?)';
SET @a=1e30;
EXECUTE stmt USING @a;
LEFT(111,?)
111
DEALLOCATE PREPARE stmt;
CREATE TABLE t1 (a INT);
INSERT INTO t1 VALUES (1),(2),(3);
SELECT LEFT('a',(SELECT 1e30 FROM t1 LIMIT 1));
LEFT('a',(SELECT 1e30 FROM t1 LIMIT 1))
a
DROP TABLE t1;
CREATE TABLE t1 (a DOUBLE);
INSERT INTO t1 VALUES (1e30),(0);
SELECT LEFT('a', SUM(a)) FROM t1;
LEFT('a', SUM(a))
a
Warnings:
Warning 1916 Got overflow when converting '1e30' to INT. Value truncated
SELECT LEFT('a', AVG(a)) FROM t1;
LEFT('a', AVG(a))
a
Warnings:
Warning 1916 Got overflow when converting '5e29' to INT. Value truncated
DROP TABLE t1;
#
# Bug #13500371 63704: CONVERSION OF '1.' TO A NUMBER GIVES ERROR 1265
# (WARN_DATA_TRUNCATED)
#
CREATE TABLE t1 (f FLOAT);
INSERT INTO t1 VALUES ('1.');
INSERT IGNORE INTO t1 VALUES ('2.0.');
Warnings:
Warning 1265 Data truncated for column 'f' at row 1
INSERT IGNORE INTO t1 VALUES ('.');
Warnings:
Warning 1366 Incorrect double value: '.' for column `test`.`t1`.`f` at row 1
SELECT * FROM t1 ORDER BY f;
f
0
1
2
DROP TABLE t1;
#
# Start of 10.0 tests
#
#
# MDEV-6950 Bad results with joins comparing DATE/DATETIME and INT/DECIMAL/DOUBLE/ENUM/VARCHAR columns
#
CREATE TABLE t1 (a DATETIME PRIMARY KEY);
INSERT INTO t1 VALUES ('1999-01-01 00:00:00');
CREATE TABLE t2 (a DOUBLE);
INSERT INTO t2 VALUES (19990101000000);
INSERT INTO t2 VALUES (990101000000);
SELECT t1.* FROM t1,t2 WHERE t1.a=t2.a;
a
1999-01-01 00:00:00
1999-01-01 00:00:00
SELECT t1.* FROM t1 LEFT JOIN t2 ON t1.a=t2.a;
a
1999-01-01 00:00:00
1999-01-01 00:00:00
ALTER TABLE t2 ADD PRIMARY KEY(a);
SELECT t1.* FROM t1,t2 WHERE t1.a=t2.a;
a
1999-01-01 00:00:00
1999-01-01 00:00:00
SELECT t1.* FROM t1 LEFT JOIN t2 ON t1.a=t2.a;
a
1999-01-01 00:00:00
1999-01-01 00:00:00
# t2 should NOT be eliminated
EXPLAIN SELECT t1.* FROM t1 LEFT JOIN t2 ON t1.a=t2.a;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 system NULL NULL NULL NULL 1
1 SIMPLE t2 index PRIMARY PRIMARY 8 NULL 2 Using where; Using index
Warnings:
Note 1105 Cannot use key `PRIMARY` part[0] for lookup: `test`.`t2`.`a` of type `double` = "`t1`.`a`" of type `datetime`
DROP TABLE t1,t2;
#
# MDEV-6971 Bad results with joins comparing TIME and DOUBLE/DECIMAL columns
#
CREATE TABLE t1 (a TIME(6) PRIMARY KEY);
INSERT INTO t1 VALUES ('10:20:30');
CREATE TABLE t2 (a DOUBLE);
INSERT INTO t2 VALUES (102030),(102030.000000001);
SELECT t1.* FROM t1 JOIN t2 USING(a);
a
10:20:30.000000
10:20:30.000000
SELECT t1.* FROM t1 LEFT JOIN t2 USING(a);
a
10:20:30.000000
10:20:30.000000
ALTER TABLE t2 ADD PRIMARY KEY(a);
SELECT t1.* FROM t1 JOIN t2 USING(a);
a
10:20:30.000000
10:20:30.000000
SELECT t1.* FROM t1 LEFT JOIN t2 USING(a);
a
10:20:30.000000
10:20:30.000000
# t2 should NOT be elimitated
EXPLAIN SELECT t1.* FROM t1 LEFT JOIN t2 USING(a);
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 system NULL NULL NULL NULL 1
1 SIMPLE t2 index PRIMARY PRIMARY 8 NULL 2 Using where; Using index
Warnings:
Note 1105 Cannot use key `PRIMARY` part[0] for lookup: `test`.`t2`.`a` of type `double` = "`t1`.`a`" of type `time`
DROP TABLE t1,t2;
#
# End of 10.0 tests
#
#
# MDEV-8704 Wrong result for SELECT..WHERE LENGTH(double_column)!=6 AND double_column=100e0
#
CREATE TABLE t1 (a DOUBLE(9,2));
INSERT INTO t1 VALUES (100),(110);
SELECT * FROM t1 WHERE LENGTH(a)!=6;
a
SELECT * FROM t1 WHERE LENGTH(a)!=6 AND a=100e0;
a
DROP TABLE t1;
CREATE TABLE t1 (a DOUBLE);
INSERT INTO t1 VALUES (100),(110);
SELECT * FROM t1 WHERE LENGTH(a)!=6;
a
100
110
SELECT * FROM t1 WHERE LENGTH(a)!=6 AND a=100e0;
a
100
EXPLAIN EXTENDED
SELECT * FROM t1 WHERE LENGTH(a)!=6 AND a=100e0;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00 Using where
Warnings:
Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where `test`.`t1`.`a` = 100e0
EXPLAIN EXTENDED
SELECT * FROM t1 WHERE LENGTH(a)!=RAND() AND a=100e0;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00 Using where
Warnings:
Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where `test`.`t1`.`a` = 100e0 and <cache>(octet_length(100)) <> rand()
DROP TABLE t1;
CREATE TABLE t1 (a DOUBLE(10,1));
INSERT INTO t1 VALUES (1.1),(1.2),(1.3);
SELECT * FROM t1 WHERE LENGTH(a)!=3;
a
SELECT * FROM t1 WHERE LENGTH(a)!=3 AND a=1.10e0;
a
EXPLAIN EXTENDED
SELECT * FROM t1 WHERE LENGTH(a)!=3 AND a=1.10e0;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE
Warnings:
Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where 0
# Notice 1.1 instead of 1.10 in the final WHERE condition
EXPLAIN EXTENDED
SELECT * FROM t1 WHERE LENGTH(a)!=RAND() AND a=1.10e0;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE t1 ALL NULL NULL NULL NULL 3 100.00 Using where
Warnings:
Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where `test`.`t1`.`a` = 1.10e0 and <cache>(octet_length(1.1)) <> rand()
DROP TABLE t1;
CREATE TABLE t1 (a DOUBLE(10,2));
INSERT INTO t1 VALUES (1.1),(1.2),(1.3);
SELECT * FROM t1 WHERE LENGTH(a)!=4;
a
SELECT * FROM t1 WHERE LENGTH(a)!=4 AND a=1.10e0;
a
EXPLAIN EXTENDED
SELECT * FROM t1 WHERE LENGTH(a)!=4 AND a=1.10e0;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE
Warnings:
Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where 0
# Notice 1.10 in the final WHERE condition
EXPLAIN EXTENDED
SELECT * FROM t1 WHERE LENGTH(a)!=RAND() AND a=1.10e0;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE t1 ALL NULL NULL NULL NULL 3 100.00 Using where
Warnings:
Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where `test`.`t1`.`a` = 1.10e0 and <cache>(octet_length(1.10)) <> rand()
DROP TABLE t1;
CREATE TABLE t1 (a DOUBLE(10,3));
INSERT INTO t1 VALUES (1.1),(1.2),(1.3);
SELECT * FROM t1 WHERE LENGTH(a)!=5;
a
SELECT * FROM t1 WHERE LENGTH(a)!=5 AND a=1.10e0;
a
EXPLAIN EXTENDED
SELECT * FROM t1 WHERE LENGTH(a)!=5 AND a=1.10e0;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE
Warnings:
Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where 0
# Notice 1.100 rather than 1.10 in the final WHERE condition
EXPLAIN EXTENDED
SELECT * FROM t1 WHERE LENGTH(a)!=RAND() AND a=1.10e0;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE t1 ALL NULL NULL NULL NULL 3 100.00 Using where
Warnings:
Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where `test`.`t1`.`a` = 1.10e0 and <cache>(octet_length(1.100)) <> rand()
DROP TABLE t1;
#
# MDEV-8741 Equal field propagation leaves some remainders after simplifying WHERE zerofill_column=2010 AND zerofill_column>=2010
#
CREATE TABLE t1 (a DOUBLE ZEROFILL);
INSERT INTO t1 VALUES (2010),(2020);
EXPLAIN EXTENDED SELECT * FROM t1 WHERE a=2010e0 AND a>=2010e0;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00 Using where
Warnings:
Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where `test`.`t1`.`a` = 2010e0
DROP TABLE t1;
#
# MDEV-23282 FLOAT(53,0) badly handles out-of-range values
#
CREATE OR REPLACE TABLE t1 (c1 FLOAT NOT NULL, c2 FLOAT NOT NULL);
INSERT IGNORE INTO t1 VALUES (1e+40, -1e+40);
Warnings:
Warning 1264 Out of range value for column 'c1' at row 1
Warning 1264 Out of range value for column 'c2' at row 1
SELECT c1, c2 FROM t1;
c1 c2
3.40282e38 -3.40282e38
DROP TABLE t1;
CREATE OR REPLACE TABLE t1 (c1 FLOAT(53,0) NOT NULL, c2 FLOAT(53,0) NOT NULL);
INSERT IGNORE INTO t1 VALUES (1e+40, -1e+40);
Warnings:
Warning 1264 Out of range value for column 'c1' at row 1
Warning 1264 Out of range value for column 'c2' at row 1
SELECT c1, c2 FROM t1;
c1 c2
340282346638528860000000000000000000000 -340282346638528860000000000000000000000
DROP TABLE t1;
#
# End of 10.1 tests
#
#
# Start of 10.2 tests
#
#
# MDEV-4102 Limitation on DOUBLE or REAL length is ignored with INSERT .. SELECT
#
CREATE TABLE t1 (d1 DOUBLE(5,2), d2 DOUBLE(10,2));
INSERT IGNORE INTO t1 VALUES (10000000.55, 10000000.55);
Warnings:
Warning 1264 Out of range value for column 'd1' at row 1
INSERT IGNORE INTO t1 SELECT d2, d2 FROM t1;
Warnings:
Warning 1264 Out of range value for column 'd1' at row 1
SELECT * FROM t1;
d1 d2
999.99 10000000.55
999.99 10000000.55
DROP TABLE t1;
#
# MDEV-9709 Unexpected modification of value and warning about out of range value upon ALTER
#
CREATE TABLE t1 (
f FLOAT,
d10_10 DOUBLE PRECISION (10,10),
d53_10 DOUBLE(53,10)
);
INSERT IGNORE INTO t1 (f,d10_10,d53_10) VALUES (
-9999999999999999999999999999999999999999999.9999999999,
-9999999999999999999999999999999999999999999.9999999999,
-9999999999999999999999999999999999999999999.9999999999
);
Warnings:
Warning 1264 Out of range value for column 'f' at row 1
Warning 1264 Out of range value for column 'd10_10' at row 1
SELECT * FROM t1;
f -3.40282e38
d10_10 -0.9999999999
d53_10 -10000000000000000000000000000000000000000000.0000000000
INSERT IGNORE INTO t1 (f,d10_10,d53_10) SELECT d53_10, d53_10, d53_10 FROM t1;
Warnings:
Level Warning
Code 1264
Message Out of range value for column 'f' at row 1
Level Warning
Code 1264
Message Out of range value for column 'd10_10' at row 1
SELECT * FROM t1;
f -3.40282e38
d10_10 -0.9999999999
d53_10 -10000000000000000000000000000000000000000000.0000000000
f -3.40282e38
d10_10 -0.9999999999
d53_10 -10000000000000000000000000000000000000000000.0000000000
ALTER TABLE t1 ADD COLUMN i INT;
SELECT * FROM t1;
f -3.40282e38
d10_10 -0.9999999999
d53_10 -10000000000000000000000000000000000000000000.0000000000
i NULL
f -3.40282e38
d10_10 -0.9999999999
d53_10 -10000000000000000000000000000000000000000000.0000000000
i NULL
DROP TABLE t1;
CREATE TABLE t1 (d10_10 DOUBLE (10,10));
CREATE TABLE t2 (d53_10 DOUBLE (53,10));
INSERT INTO t2 VALUES (-9999999999999999999999999999999999999999999.9999999999);
INSERT IGNORE INTO t1 (d10_10) SELECT d53_10 FROM t2;
Warnings:
Warning 1264 Out of range value for column 'd10_10' at row 1
SELECT * FROM t1;
d10_10
-0.9999999999
DROP TABLE t1,t2;
CREATE TABLE t1 (d2_2 FLOAT (2,2));
CREATE TABLE t2 (d4_2 FLOAT (4,2));
INSERT INTO t2 VALUES (99.99);
INSERT IGNORE INTO t1 (d2_2) SELECT d4_2 FROM t2;
Warnings:
Warning 1264 Out of range value for column 'd2_2' at row 1
SELECT * FROM t1;
d2_2
0.99
DROP TABLE t1,t2;
#
# Test of using wrong scale
#
create or replace table t1 (a double(40,30));
create or replace table t1 (a double(40,31));
ERROR 42000: Too big scale specified for 'a'. Maximum is 30
create or replace table t1 as select 1.01e1;
show create table t1;
Table Create Table
t1 CREATE TABLE `t1` (
`1.01e1` double NOT NULL
) ENGINE=MyISAM DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_uca1400_ai_ci
create or replace table t1 as select truncate(10.000000000001e1, 30) as t;
show create table t1;
Table Create Table
t1 CREATE TABLE `t1` (
`t` double(47,30) NOT NULL
) ENGINE=MyISAM DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_uca1400_ai_ci
create or replace table t1 as select truncate(10.000000000001e1, 31) as t;
show create table t1;
Table Create Table
t1 CREATE TABLE `t1` (
`t` double NOT NULL
) ENGINE=MyISAM DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_uca1400_ai_ci
create or replace table t1 as select truncate(10.000000000001e1, 39) as t;
show create table t1;
Table Create Table
t1 CREATE TABLE `t1` (
`t` double NOT NULL
) ENGINE=MyISAM DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_uca1400_ai_ci
create or replace table t1 as select truncate(10.000000000001e1, 51) as t;
show create table t1;
Table Create Table
t1 CREATE TABLE `t1` (
`t` double NOT NULL
) ENGINE=MyISAM DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_uca1400_ai_ci
create or replace table t1 as select truncate(10.000000000001e1, 20)/2 as t;
show create table t1;
Table Create Table
t1 CREATE TABLE `t1` (
`t` double(41,24) DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_uca1400_ai_ci
create or replace table t1 as select truncate(10.000000000001e1, 28)/2 as t;
show create table t1;
Table Create Table
t1 CREATE TABLE `t1` (
`t` double DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_uca1400_ai_ci
drop table if exists t1;
#
# MDEV-11586 UNION of FLOAT type results in erroneous precision
#
CREATE TABLE t1 (f FLOAT);
INSERT INTO t1 VALUES (1.1);
SELECT f FROM t1 UNION SELECT 1;
f
1.100000023841858
1
SELECT 1 UNION SELECT f FROM t1;
1
1
1.100000023841858
SELECT f FROM t1 UNION SELECT 2147483647;
f
1.100000023841858
2147483647
SELECT 2147483647 UNION SELECT f FROM t1;
2147483647
2147483647
1.100000023841858
SELECT CASE WHEN 0 THEN (SELECT f FROM t1) ELSE 2147483647 END AS c1,
CASE WHEN 1 THEN 2147483647 ELSE (SELECT f FROM t1) END AS c2;
c1 c2
2147483647 2147483647
DROP TABLE t1;
#
# End of 10.2 tests
#
#
# MDEV-19468 Hybrid type expressions return wrong format for FLOAT
#
CREATE TABLE t1 (a FLOAT);
INSERT INTO t1 VALUES (0.671437);
SELECT a, COALESCE(a), MAX(a), LEAST(a,a), (SELECT a FROM t1) AS c FROM t1;
a COALESCE(a) MAX(a) LEAST(a,a) c
0.671437 0.671437 0.671437 0.671437 0.671437
DROP TABLE t1;
CREATE TABLE t1 (a FLOAT);
INSERT INTO t1 VALUES (0.671437);
SELECT
CONCAT(a),
CONCAT(COALESCE(a)),
CONCAT(LEAST(a,a)),
CONCAT(MAX(a)),
CONCAT((SELECT a FROM t1)) AS c
FROM t1;
CONCAT(a) CONCAT(COALESCE(a)) CONCAT(LEAST(a,a)) CONCAT(MAX(a)) c
0.671437 0.671437 0.671437 0.671437 0.671437
CREATE TABLE t2 AS SELECT
CONCAT(a),
CONCAT(COALESCE(a)),
CONCAT(LEAST(a,a)),
CONCAT(MAX(a)),
CONCAT((SELECT a FROM t1)) AS c
FROM t1;
SELECT * FROM t2;
CONCAT(a) CONCAT(COALESCE(a)) CONCAT(LEAST(a,a)) CONCAT(MAX(a)) c
0.671437 0.671437 0.671437 0.671437 0.671437
DROP TABLE t1, t2;
#
# MDEV-16872 Add CAST(expr AS FLOAT)
#
SELECT CAST(0.671437 AS FLOAT), CONCAT(CAST(0.671437 AS FLOAT));
CAST(0.671437 AS FLOAT) CONCAT(CAST(0.671437 AS FLOAT))
0.671437 0.671437
SELECT CAST(1e40 AS FLOAT), CONCAT(CAST(1e40 AS FLOAT));
CAST(1e40 AS FLOAT) CONCAT(CAST(1e40 AS FLOAT))
3.40282e38 3.40282e38
Warnings:
Note 1264 Out of range value for column 'CAST(1e40 AS FLOAT)' at row 1
Note 1264 Out of range value for column 'CAST(1e40 AS FLOAT)' at row 1
SELECT CAST(-1e40 AS FLOAT), CONCAT(CAST(-1e40 AS FLOAT));
CAST(-1e40 AS FLOAT) CONCAT(CAST(-1e40 AS FLOAT))
-3.40282e38 -3.40282e38
Warnings:
Note 1264 Out of range value for column 'CAST(-1e40 AS FLOAT)' at row 1
Note 1264 Out of range value for column 'CAST(-1e40 AS FLOAT)' at row 1
SET sql_mode='STRICT_ALL_TABLES,STRICT_TRANS_TABLES';
CREATE TABLE t1 (a FLOAT);
INSERT INTO t1 VALUES (CAST(1e40 AS FLOAT));
Warnings:
Note 1264 Out of range value for column 'CAST(1e40 AS FLOAT)' at row 1
SELECT * FROM t1;
a
3.40282e38
DROP TABLE t1;
SET sql_mode=DEFAULT;
EXPLAIN EXTENDED SELECT CAST(0.671437 AS FLOAT);
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL No tables used
Warnings:
Note 1003 select cast(0.671437 as float) AS `CAST(0.671437 AS FLOAT)`
CREATE TABLE t1 AS SELECT CAST(0.671437 AS FLOAT) AS c1;
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` float DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_uca1400_ai_ci
SELECT * FROM t1;
c1
0.671437
DROP TABLE t1;
CREATE TABLE t1 (a FLOAT);
CREATE TABLE t2 AS SELECT CONCAT(a) AS c1, CONCAT(CAST(a AS FLOAT)) AS c2 FROM t1;
SHOW CREATE TABLE t2;
Table Create Table
t2 CREATE TABLE `t2` (
`c1` varchar(12) CHARACTER SET latin1 COLLATE latin1_swedish_ci DEFAULT NULL,
`c2` varchar(12) CHARACTER SET latin1 COLLATE latin1_swedish_ci DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_uca1400_ai_ci
DROP TABLE t1, t2;
CREATE TABLE t1 (a FLOAT DEFAULT CAST(0.671437 AS FLOAT));
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`a` float DEFAULT (cast(0.671437 as float))
) ENGINE=MyISAM DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_uca1400_ai_ci
DROP TABLE t1;
CREATE TABLE t1 (id INT NOT NULL PRIMARY KEY, a FLOAT);
INSERT INTO t1 VALUES (1, 0.671437),(2, 0.671437);
DELETE FROM t1 WHERE a=0.671437;
SELECT * FROM t1;
id a
1 0.671437
2 0.671437
DELETE FROM t1 WHERE a=CAST(0.671437 AS FLOAT);
DROP TABLE t1;
#
# MDEV-29473 UBSAN: Signed integer overflow: X * Y cannot be represented in type 'int' in strings/dtoa.c
#
CREATE TABLE t1 (c DOUBLE);
INSERT INTO t1 VALUES ('1e4294967297');
ERROR 22003: Out of range value for column 'c' at row 1
DROP TABLE t1;
#
# End of 10.3 tests
#
#
# MDEV-11362 True condition elimination does not work for DECIMAL and temporal dynamic SQL parameters
#
CREATE TABLE t1 (a DOUBLE);
INSERT INTO t1 VALUES (1),(2),(3);
EXPLAIN EXTENDED SELECT * FROM t1 WHERE 1e0+a<=>1e0+a;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE t1 ALL NULL NULL NULL NULL 3 100.00
Warnings:
Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where 1
EXECUTE IMMEDIATE 'EXPLAIN EXTENDED SELECT * FROM t1 WHERE ?+a<=>?+a' USING 1e0,1e0;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE t1 ALL NULL NULL NULL NULL 3 100.00
Warnings:
Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where 1
EXECUTE IMMEDIATE 'EXPLAIN EXTENDED SELECT * FROM t1 WHERE ?+a<=>1e0+a' USING 1e0;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE t1 ALL NULL NULL NULL NULL 3 100.00
Warnings:
Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where 1
EXECUTE IMMEDIATE 'EXPLAIN EXTENDED SELECT * FROM t1 WHERE 1e0+a<=>?+a' USING 1e0;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE t1 ALL NULL NULL NULL NULL 3 100.00
Warnings:
Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where 1
DROP TABLE t1;
#
# MDEV-23415 Server crash or Assertion `dec_length <= str_length' failed in Item_func_format::val_str_ascii
#
SELECT FORMAT('0', 50, 'de_DE');
FORMAT('0', 50, 'de_DE')
0,00000000000000000000000000000000000000
SELECT FORMAT(0e0, 50, 'de_DE');
FORMAT(0e0, 50, 'de_DE')
0,00000000000000000000000000000000000000
FOR d IN 0..50
DO
SELECT
d,
FORMAT(123456789.123456789e0, d, 'de_DE') AS fdbl,
FORMAT(123456789.123456789, d, 'de_DE') AS fdec;
END FOR;
$$
d 0
fdbl 123.456.789
fdec 123.456.789
d 1
fdbl 123.456.789,1
fdec 123.456.789,1
d 2
fdbl 123.456.789,12
fdec 123.456.789,12
d 3
fdbl 123.456.789,123
fdec 123.456.789,123
d 4
fdbl 123.456.789,1235
fdec 123.456.789,1235
d 5
fdbl 123.456.789,12346
fdec 123.456.789,12346
d 6
fdbl 123.456.789,123457
fdec 123.456.789,123457
d 7
fdbl 123.456.789,1234568
fdec 123.456.789,1234568
d 8
fdbl 123.456.789,12345680
fdec 123.456.789,12345679
d 9
fdbl 123.456.789,123456790
fdec 123.456.789,123456789
d 10
fdbl 123.456.789,1234567900
fdec 123.456.789,1234567890
d 11
fdbl 123.456.789,12345680000
fdec 123.456.789,12345678900
d 12
fdbl 123.456.789,123456790000
fdec 123.456.789,123456789000
d 13
fdbl 123.456.789,1234568000000
fdec 123.456.789,1234567890000
d 14
fdbl 123.456.789,12345679000000
fdec 123.456.789,12345678900000
d 15
fdbl 123.456.789,123456790000000
fdec 123.456.789,123456789000000
d 16
fdbl 123.456.789,1234567800000000
fdec 123.456.789,1234567890000000
d 17
fdbl 123.456.789,12345679000000000
fdec 123.456.789,12345678900000000
d 18
fdbl 123.456.789,123456790000000000
fdec 123.456.789,123456789000000000
d 19
fdbl 123.456.789,1234567900000000000
fdec 123.456.789,1234567890000000000
d 20
fdbl 123.456.789,12345679000000000000
fdec 123.456.789,12345678900000000000
d 21
fdbl 123.456.789,123456800000000000000
fdec 123.456.789,123456789000000000000
d 22
fdbl 123.456.789,1234567900000000000000
fdec 123.456.789,1234567890000000000000
d 23
fdbl 123.456.789,12345680000000000000000
fdec 123.456.789,12345678900000000000000
d 24
fdbl 123.456.789,123456790000000000000000
fdec 123.456.789,123456789000000000000000
d 25
fdbl 123.456.789,1234567900000000000000000
fdec 123.456.789,1234567890000000000000000
d 26
fdbl 123.456.789,12345679000000000000000000
fdec 123.456.789,12345678900000000000000000
d 27
fdbl 123.456.789,123456780000000000000000000
fdec 123.456.789,123456789000000000000000000
d 28
fdbl 123.456.789,1234567900000000000000000000
fdec 123.456.789,1234567890000000000000000000
d 29
fdbl 123.456.789,12345678000000000000000000000
fdec 123.456.789,12345678900000000000000000000
d 30
fdbl 123.456.789,123456790000000000000000000000
fdec 123.456.789,123456789000000000000000000000
d 31
fdbl 123.456.789,1234567900000000000000000000000
fdec 123.456.789,1234567890000000000000000000000
d 32
fdbl 123.456.789,12345679000000000000000000000000
fdec 123.456.789,12345678900000000000000000000000
d 33
fdbl 123.456.789,123456790000000000000000000000000
fdec 123.456.789,123456789000000000000000000000000
d 34
fdbl 123.456.789,1234567900000000000000000000000000
fdec 123.456.789,1234567890000000000000000000000000
d 35
fdbl 123.456.789,12345679000000000000000000000000000
fdec 123.456.789,12345678900000000000000000000000000
d 36
fdbl 123.456.789,123456790000000000000000000000000000
fdec 123.456.789,123456789000000000000000000000000000
d 37
fdbl 123.456.789,1234567900000000000000000000000000000
fdec 123.456.789,1234567890000000000000000000000000000
d 38
fdbl 123.456.789,12345678000000000000000000000000000000
fdec 123.456.789,12345678900000000000000000000000000000
d 39
fdbl 123.456.789,12345678000000000000000000000000000000
fdec 123.456.789,12345678900000000000000000000000000000
d 40
fdbl 123.456.789,12345678000000000000000000000000000000
fdec 123.456.789,12345678900000000000000000000000000000
d 41
fdbl 123.456.789,12345678000000000000000000000000000000
fdec 123.456.789,12345678900000000000000000000000000000
d 42
fdbl 123.456.789,12345678000000000000000000000000000000
fdec 123.456.789,12345678900000000000000000000000000000
d 43
fdbl 123.456.789,12345678000000000000000000000000000000
fdec 123.456.789,12345678900000000000000000000000000000
d 44
fdbl 123.456.789,12345678000000000000000000000000000000
fdec 123.456.789,12345678900000000000000000000000000000
d 45
fdbl 123.456.789,12345678000000000000000000000000000000
fdec 123.456.789,12345678900000000000000000000000000000
d 46
fdbl 123.456.789,12345678000000000000000000000000000000
fdec 123.456.789,12345678900000000000000000000000000000
d 47
fdbl 123.456.789,12345678000000000000000000000000000000
fdec 123.456.789,12345678900000000000000000000000000000
d 48
fdbl 123.456.789,12345678000000000000000000000000000000
fdec 123.456.789,12345678900000000000000000000000000000
d 49
fdbl 123.456.789,12345678000000000000000000000000000000
fdec 123.456.789,12345678900000000000000000000000000000
d 50
fdbl 123.456.789,12345678000000000000000000000000000000
fdec 123.456.789,12345678900000000000000000000000000000
#
# MDEV-32645 CAST(AS UNSIGNED) fails with --view-protocol
#
SELECT
CAST(-1e0 AS UNSIGNED),
CAST(--2e0 AS UNSIGNED),
CAST(---3e0 AS UNSIGNED),
CAST(----4e0 AS UNSIGNED);
CAST(-1e0 AS UNSIGNED) CAST(--2e0 AS UNSIGNED) CAST(---3e0 AS UNSIGNED) CAST(----4e0 AS UNSIGNED)
0 2 0 4
Warnings:
Note 1916 Got overflow when converting '-1' to UNSIGNED BIGINT. Value truncated
Note 1916 Got overflow when converting '-3' to UNSIGNED BIGINT. Value truncated
EXPLAIN EXTENDED SELECT
CAST(-1e0 AS UNSIGNED),
CAST(--2e0 AS UNSIGNED),
CAST(---3e0 AS UNSIGNED),
CAST(----4e0 AS UNSIGNED);
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL No tables used
Warnings:
Note 1003 select cast(-1e0 as unsigned) AS `CAST(-1e0 AS UNSIGNED)`,cast(2e0 as unsigned) AS `CAST(--2e0 AS UNSIGNED)`,cast(-3e0 as unsigned) AS `CAST(---3e0 AS UNSIGNED)`,cast(4e0 as unsigned) AS `CAST(----4e0 AS UNSIGNED)`
CREATE VIEW v1 AS SELECT
CAST(-1e0 AS UNSIGNED),
CAST(--2e0 AS UNSIGNED),
CAST(---3e0 AS UNSIGNED),
CAST(----4e0 AS UNSIGNED);
SHOW CREATE VIEW v1;
View Create View character_set_client collation_connection
v1 CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select cast(-1e0 as unsigned) AS `CAST(-1e0 AS UNSIGNED)`,cast(2e0 as unsigned) AS `CAST(--2e0 AS UNSIGNED)`,cast(-3e0 as unsigned) AS `CAST(---3e0 AS UNSIGNED)`,cast(4e0 as unsigned) AS `CAST(----4e0 AS UNSIGNED)` latin1 latin1_swedish_ci
SELECT * FROM v1;
CAST(-1e0 AS UNSIGNED) CAST(--2e0 AS UNSIGNED) CAST(---3e0 AS UNSIGNED) CAST(----4e0 AS UNSIGNED)
0 2 0 4
Warnings:
Note 1916 Got overflow when converting '-1' to UNSIGNED BIGINT. Value truncated
Note 1916 Got overflow when converting '-3' to UNSIGNED BIGINT. Value truncated
DROP VIEW v1;
#
# End of 10.4 tests
#
#
# Start of 10.5 tests
#
#
# MDEV-20548 Unexpected error on CREATE..SELECT HEX(num)
#
SET sql_mode=STRICT_ALL_TABLES;
CREATE TABLE t1 AS SELECT HEX(-2e0) AS h;
SELECT * FROM t1;
h
FFFFFFFFFFFFFFFE
SHOW COLUMNS IN t1;
Field Type Null Key Default Extra
h varchar(16) YES NULL
DROP TABLE t1;
CREATE TABLE t1 AS SELECT HEX(-1e0) AS h;
SELECT * FROM t1;
h
FFFFFFFFFFFFFFFF
SHOW COLUMNS IN t1;
Field Type Null Key Default Extra
h varchar(16) YES NULL
DROP TABLE t1;
CREATE TABLE t1 AS SELECT HEX(1e0) AS h;
SELECT * FROM t1;
h
1
SHOW COLUMNS IN t1;
Field Type Null Key Default Extra
h varchar(16) YES NULL
DROP TABLE t1;
CREATE TABLE t1 AS SELECT HEX(2e0) AS h;
SELECT * FROM t1;
h
2
SHOW COLUMNS IN t1;
Field Type Null Key Default Extra
h varchar(16) YES NULL
DROP TABLE t1;
CREATE TABLE t1 (a FLOAT);
INSERT INTO t1 VALUES (-1e38),(-255),(-2),(-1),(+1),(+2),(255),(1e38);
CREATE TABLE t2 AS SELECT a, HEX(a) AS h FROM t1;
SELECT * FROM t2 ORDER BY a;
a h
-1e38 FFFFFFFFFFFFFFFF
-255 FFFFFFFFFFFFFF01
-2 FFFFFFFFFFFFFFFE
-1 FFFFFFFFFFFFFFFF
1 1
2 2
255 FF
1e38 FFFFFFFFFFFFFFFF
SHOW COLUMNS IN t2;
Field Type Null Key Default Extra
a float YES NULL
h varchar(16) YES NULL
DROP TABLE t1, t2;
CREATE TABLE t1 (a DOUBLE);
INSERT INTO t1 VALUES (-1e308),(-255),(-2),(-1),(+1),(+2),(255),(1e308);
CREATE TABLE t2 AS SELECT a, HEX(a) AS h FROM t1;
SELECT * FROM t2 ORDER BY a;
a h
-1e308 FFFFFFFFFFFFFFFF
-255 FFFFFFFFFFFFFF01
-2 FFFFFFFFFFFFFFFE
-1 FFFFFFFFFFFFFFFF
1 1
2 2
255 FF
1e308 FFFFFFFFFFFFFFFF
SHOW COLUMNS IN t2;
Field Type Null Key Default Extra
a double YES NULL
h varchar(16) YES NULL
DROP TABLE t1, t2;
SET sql_mode=DEFAULT;
#
# MDEV-25174 DOUBLE columns do not accept large hex hybrids
#
CREATE TABLE t1 (a DOUBLE);
INSERT INTO t1 VALUES (0x7FFFFFFFFFFFFFFF);
INSERT INTO t1 VALUES (0x8000000000000000);
INSERT INTO t1 VALUES (0xFFFFFFFFFFFFFFFF);
SELECT * FROM t1 ORDER BY a;
a
9.223372036854776e18
9.223372036854776e18
1.8446744073709552e19
DROP TABLE t1;
#
# End of 10.5 tests
#
#
# MDEV-32203 Raise notes when an index cannot be used on data type mismatch
#
SET note_verbosity=unusable_keys;
CREATE TABLE t1 (indexed_col FLOAT, KEY(indexed_col));
FOR i IN 1..31
DO
INSERT INTO t1 VALUES (MAKEDATE(2023, i));
END FOR;
$$
SELECT * FROM t1 WHERE indexed_col=20230101;
indexed_col
SELECT * FROM t1 WHERE indexed_col=20230101102030;
indexed_col
SELECT * FROM t1 WHERE indexed_col=20230101102030.1;
indexed_col
SELECT * FROM t1 WHERE indexed_col=20230101102030.1e0;
indexed_col
SELECT * FROM t1 WHERE indexed_col='10:20:30';
indexed_col
SELECT * FROM t1 WHERE indexed_col='2001-01-01';
indexed_col
SELECT * FROM t1 WHERE indexed_col='2001-01-01 10:20:30';
indexed_col
SELECT * FROM t1 WHERE indexed_col=DATE'2001-01-01';
indexed_col
Warnings:
Note 1105 Cannot use key `indexed_col` part[0] for lookup: `test`.`t1`.`indexed_col` of type `float` = "DATE'2001-01-01'" of type `date`
Warning 1292 Incorrect datetime value: '20230132' for column `test`.`t1`.`indexed_col` at row 31
SELECT * FROM t1 WHERE indexed_col=TIME'10:20:30';
indexed_col
Warnings:
Note 1105 Cannot use key `indexed_col` part[0] for lookup: `test`.`t1`.`indexed_col` of type `float` = "TIME'10:20:30'" of type `time`
Warning 1292 Incorrect time value: '20230132' for column `test`.`t1`.`indexed_col` at row 31
SELECT * FROM t1 WHERE indexed_col=TIMESTAMP'2001-01-01 10:20:30';
indexed_col
Warnings:
Note 1105 Cannot use key `indexed_col` part[0] for lookup: `test`.`t1`.`indexed_col` of type `float` = "TIMESTAMP'2001-01-01 10:20:30'" of type `datetime`
Warning 1292 Incorrect datetime value: '20230132' for column `test`.`t1`.`indexed_col` at row 31
SELECT * FROM t1 WHERE indexed_col=0x00;
indexed_col
SELECT * FROM t1 WHERE indexed_col=_utf8mb3'0' COLLATE utf8mb3_bin;
indexed_col
CREATE TABLE t2 (not_indexed_col INT);
INSERT INTO t2 VALUES (20230101),(20230102);
SELECT * FROM t1, t2 WHERE indexed_col=not_indexed_col;
indexed_col not_indexed_col
20230100 20230102
DROP TABLE t2;
CREATE TABLE t2 (not_indexed_col INT UNSIGNED);
INSERT INTO t2 VALUES (20230101),(20230102);
SELECT * FROM t1, t2 WHERE indexed_col=not_indexed_col;
indexed_col not_indexed_col
20230100 20230102
DROP TABLE t2;
CREATE TABLE t2 (not_indexed_col BIGINT);
INSERT INTO t2 VALUES (20230101102030),(20230101102031);
SELECT * FROM t1, t2 WHERE indexed_col=not_indexed_col;
indexed_col not_indexed_col
DROP TABLE t2;
CREATE TABLE t2 (not_indexed_col BIGINT UNSIGNED);
INSERT INTO t2 VALUES (20230101102030),(20230101102031);
SELECT * FROM t1, t2 WHERE indexed_col=not_indexed_col;
indexed_col not_indexed_col
DROP TABLE t2;
CREATE TABLE t2 (not_indexed_col DECIMAL(30,6));
INSERT INTO t2 VALUES (20230101102030),(20230101102031);
SELECT * FROM t1, t2 WHERE indexed_col=not_indexed_col;
indexed_col not_indexed_col
DROP TABLE t2;
CREATE TABLE t2 (not_indexed_col FLOAT);
INSERT INTO t2 VALUES (20230101102030),(20230101102031);
SELECT * FROM t1, t2 WHERE indexed_col=not_indexed_col;
indexed_col not_indexed_col
DROP TABLE t2;
CREATE TABLE t2 (not_indexed_col DOUBLE);
INSERT INTO t2 VALUES (20230101102030),(20230101102031);
SELECT * FROM t1, t2 WHERE indexed_col=not_indexed_col;
indexed_col not_indexed_col
DROP TABLE t2;
CREATE TABLE t2 (not_indexed_col DATE);
INSERT INTO t2 VALUES ('2023-01-01'),('2023-01-02');
SELECT * FROM t1, t2 WHERE indexed_col=not_indexed_col;
indexed_col not_indexed_col
20230100 2023-01-02
Warnings:
Note 1105 Cannot use key `indexed_col` part[0] for lookup: `test`.`t1`.`indexed_col` of type `float` = "`t2`.`not_indexed_col`" of type `date`
Warning 1292 Incorrect datetime value: '20230132' for column `test`.`t1`.`indexed_col` at row 31
Warning 1292 Incorrect datetime value: '20230132' for column `test`.`t1`.`indexed_col` at row 31
DROP TABLE t2;
CREATE TABLE t2 (not_indexed_col DATETIME);
INSERT INTO t2 VALUES ('2023-01-01 00:00:00'),('2023-01-01 00:00:01');
SELECT * FROM t1, t2 WHERE indexed_col=not_indexed_col;
indexed_col not_indexed_col
Warnings:
Note 1105 Cannot use key `indexed_col` part[0] for lookup: `test`.`t1`.`indexed_col` of type `float` = "`t2`.`not_indexed_col`" of type `datetime`
Warning 1292 Incorrect datetime value: '20230132' for column `test`.`t1`.`indexed_col` at row 31
Warning 1292 Incorrect datetime value: '20230132' for column `test`.`t1`.`indexed_col` at row 31
DROP TABLE t2;
CREATE TABLE t2 (not_indexed_col TIMESTAMP);
INSERT INTO t2 VALUES ('2023-01-01 00:00:00'),('2023-01-01 00:00:01');
SELECT * FROM t1, t2 WHERE indexed_col=not_indexed_col;
indexed_col not_indexed_col
Warnings:
Note 1105 Cannot use key `indexed_col` part[0] for lookup: `test`.`t1`.`indexed_col` of type `float` = "`t2`.`not_indexed_col`" of type `timestamp`
Warning 1292 Incorrect datetime value: '20230132' for column `test`.`t1`.`indexed_col` at row 31
Warning 1292 Incorrect datetime value: '20230132' for column `test`.`t1`.`indexed_col` at row 31
DROP TABLE t2;
CREATE TABLE t2 (not_indexed_col VARBINARY(32));
INSERT INTO t2 VALUES (0x30),(0x31);
SELECT * FROM t1, t2 WHERE indexed_col=not_indexed_col;
indexed_col not_indexed_col
DROP TABLE t2;
CREATE TABLE t2 (not_indexed_col VARCHAR(32)) CHARACTER SET latin1;
INSERT INTO t2 VALUES ('2001-01-01'),('2001-01-02');
SELECT * FROM t1, t2 WHERE indexed_col=not_indexed_col;
indexed_col not_indexed_col
Warnings:
Warning 1292 Truncated incorrect DOUBLE value: '2001-01-01'
Warning 1292 Truncated incorrect DOUBLE value: '2001-01-02'
DROP TABLE t2;
CREATE TABLE t2 (not_indexed_col VARCHAR(32) CHARACTER SET utf8mb3);
INSERT INTO t2 VALUES ('2001-01-01'),('2001-01-02');
SELECT * FROM t1, t2 WHERE indexed_col=not_indexed_col;
indexed_col not_indexed_col
Warnings:
Warning 1292 Truncated incorrect DOUBLE value: '2001-01-01'
Warning 1292 Truncated incorrect DOUBLE value: '2001-01-02'
DROP TABLE t2;
DROP TABLE t1;
SET note_verbosity=DEFAULT;
SET note_verbosity=unusable_keys;
CREATE TABLE t1 (indexed_col DOUBLE, KEY(indexed_col));
FOR i IN 1..31
DO
INSERT INTO t1 VALUES (MAKEDATE(2023, i));
END FOR;
$$
SELECT * FROM t1 WHERE indexed_col=20230101;
indexed_col
20230101
SELECT * FROM t1 WHERE indexed_col=20230101102030;
indexed_col
SELECT * FROM t1 WHERE indexed_col=20230101102030.1;
indexed_col
SELECT * FROM t1 WHERE indexed_col=20230101102030.1e0;
indexed_col
SELECT * FROM t1 WHERE indexed_col='10:20:30';
indexed_col
SELECT * FROM t1 WHERE indexed_col='2001-01-01';
indexed_col
SELECT * FROM t1 WHERE indexed_col='2001-01-01 10:20:30';
indexed_col
SELECT * FROM t1 WHERE indexed_col=DATE'2001-01-01';
indexed_col
Warnings:
Note 1105 Cannot use key `indexed_col` part[0] for lookup: `test`.`t1`.`indexed_col` of type `double` = "DATE'2001-01-01'" of type `date`
SELECT * FROM t1 WHERE indexed_col=TIME'10:20:30';
indexed_col
Warnings:
Note 1105 Cannot use key `indexed_col` part[0] for lookup: `test`.`t1`.`indexed_col` of type `double` = "TIME'10:20:30'" of type `time`
SELECT * FROM t1 WHERE indexed_col=TIMESTAMP'2001-01-01 10:20:30';
indexed_col
Warnings:
Note 1105 Cannot use key `indexed_col` part[0] for lookup: `test`.`t1`.`indexed_col` of type `double` = "TIMESTAMP'2001-01-01 10:20:30'" of type `datetime`
SELECT * FROM t1 WHERE indexed_col=0x00;
indexed_col
SELECT * FROM t1 WHERE indexed_col=_utf8mb3'0' COLLATE utf8mb3_bin;
indexed_col
CREATE TABLE t2 (not_indexed_col INT);
INSERT INTO t2 VALUES (20230101),(20230102);
SELECT * FROM t1, t2 WHERE indexed_col=not_indexed_col;
indexed_col not_indexed_col
20230101 20230101
20230102 20230102
DROP TABLE t2;
CREATE TABLE t2 (not_indexed_col INT UNSIGNED);
INSERT INTO t2 VALUES (20230101),(20230102);
SELECT * FROM t1, t2 WHERE indexed_col=not_indexed_col;
indexed_col not_indexed_col
20230101 20230101
20230102 20230102
DROP TABLE t2;
CREATE TABLE t2 (not_indexed_col BIGINT);
INSERT INTO t2 VALUES (20230101102030),(20230101102031);
SELECT * FROM t1, t2 WHERE indexed_col=not_indexed_col;
indexed_col not_indexed_col
DROP TABLE t2;
CREATE TABLE t2 (not_indexed_col BIGINT UNSIGNED);
INSERT INTO t2 VALUES (20230101102030),(20230101102031);
SELECT * FROM t1, t2 WHERE indexed_col=not_indexed_col;
indexed_col not_indexed_col
DROP TABLE t2;
CREATE TABLE t2 (not_indexed_col DECIMAL(30,6));
INSERT INTO t2 VALUES (20230101102030),(20230101102031);
SELECT * FROM t1, t2 WHERE indexed_col=not_indexed_col;
indexed_col not_indexed_col
DROP TABLE t2;
CREATE TABLE t2 (not_indexed_col FLOAT);
INSERT INTO t2 VALUES (20230101102030),(20230101102031);
SELECT * FROM t1, t2 WHERE indexed_col=not_indexed_col;
indexed_col not_indexed_col
DROP TABLE t2;
CREATE TABLE t2 (not_indexed_col DOUBLE);
INSERT INTO t2 VALUES (20230101102030),(20230101102031);
SELECT * FROM t1, t2 WHERE indexed_col=not_indexed_col;
indexed_col not_indexed_col
DROP TABLE t2;
CREATE TABLE t2 (not_indexed_col DATE);
INSERT INTO t2 VALUES ('2023-01-01'),('2023-01-02');
SELECT * FROM t1, t2 WHERE indexed_col=not_indexed_col;
indexed_col not_indexed_col
20230101 2023-01-01
20230102 2023-01-02
Warnings:
Note 1105 Cannot use key `indexed_col` part[0] for lookup: `test`.`t1`.`indexed_col` of type `double` = "`t2`.`not_indexed_col`" of type `date`
DROP TABLE t2;
CREATE TABLE t2 (not_indexed_col DATETIME);
INSERT INTO t2 VALUES ('2023-01-01 00:00:00'),('2023-01-01 00:00:01');
SELECT * FROM t1, t2 WHERE indexed_col=not_indexed_col;
indexed_col not_indexed_col
20230101 2023-01-01 00:00:00
Warnings:
Note 1105 Cannot use key `indexed_col` part[0] for lookup: `test`.`t1`.`indexed_col` of type `double` = "`t2`.`not_indexed_col`" of type `datetime`
DROP TABLE t2;
CREATE TABLE t2 (not_indexed_col TIMESTAMP);
INSERT INTO t2 VALUES ('2023-01-01 00:00:00'),('2023-01-01 00:00:01');
SELECT * FROM t1, t2 WHERE indexed_col=not_indexed_col;
indexed_col not_indexed_col
20230101 2023-01-01 00:00:00
Warnings:
Note 1105 Cannot use key `indexed_col` part[0] for lookup: `test`.`t1`.`indexed_col` of type `double` = "`t2`.`not_indexed_col`" of type `timestamp`
DROP TABLE t2;
CREATE TABLE t2 (not_indexed_col VARBINARY(32));
INSERT INTO t2 VALUES (0x30),(0x31);
SELECT * FROM t1, t2 WHERE indexed_col=not_indexed_col;
indexed_col not_indexed_col
DROP TABLE t2;
CREATE TABLE t2 (not_indexed_col VARCHAR(32)) CHARACTER SET latin1;
INSERT INTO t2 VALUES ('2001-01-01'),('2001-01-02');
SELECT * FROM t1, t2 WHERE indexed_col=not_indexed_col;
indexed_col not_indexed_col
Warnings:
Warning 1292 Truncated incorrect DOUBLE value: '2001-01-01'
Warning 1292 Truncated incorrect DOUBLE value: '2001-01-02'
DROP TABLE t2;
CREATE TABLE t2 (not_indexed_col VARCHAR(32) CHARACTER SET utf8mb3);
INSERT INTO t2 VALUES ('2001-01-01'),('2001-01-02');
SELECT * FROM t1, t2 WHERE indexed_col=not_indexed_col;
indexed_col not_indexed_col
Warnings:
Warning 1292 Truncated incorrect DOUBLE value: '2001-01-01'
Warning 1292 Truncated incorrect DOUBLE value: '2001-01-02'
DROP TABLE t2;
DROP TABLE t1;
SET note_verbosity=DEFAULT;
#
# MDEV-34123 CONCAT Function Returns Unexpected Empty Set in Query
#
CREATE TABLE t0 (c DOUBLE);
INSERT INTO t0 VALUES (0.0),(0.4),(0.6);
#
# WHERE <search condition>
#
CREATE TABLE t1 AS SELECT * FROM t0;
SELECT * FROM t1 WHERE c;
c
0.4
0.6
SELECT * FROM t1 WHERE c IS FALSE;
c
0
SELECT * FROM t1 WHERE c IS TRUE;
c
0.4
0.6
SELECT * FROM t1 WHERE COALESCE(c);
c
0.4
0.6
DROP TABLE t1;
#
# HAVING <search condition>
#
CREATE TABLE t1 AS SELECT * FROM t0;
SELECT COALESCE(c,c) AS c2 FROM t1 GROUP BY c2 HAVING c2;
c2
0.4
0.6
SELECT COALESCE(c,c) AS c2 FROM t1 GROUP BY c2 HAVING c2 IS FALSE;
c2
0
SELECT COALESCE(c,c) AS c2 FROM t1 GROUP BY c2 HAVING c2 IS TRUE;
c2
0.4
0.6
SELECT COALESCE(c,c) AS c2 FROM t1 GROUP BY c2 HAVING COALESCE(c2);
c2
0.4
0.6
DROP TABLE t1;
#
# <join condition> := ON <search condition>
#
CREATE TABLE t1 AS SELECT * FROM t0;
SELECT t1.c FROM t1 JOIN t1 AS t2 ON (t1.c);
c
0.4
0.6
0.4
0.6
0.4
0.6
SELECT t1.c FROM t1 JOIN t1 AS t2 ON (t1.c IS FALSE);
c
0
0
0
SELECT t1.c FROM t1 JOIN t1 AS t2 ON (t1.c IS TRUE);
c
0.4
0.6
0.4
0.6
0.4
0.6
SELECT t1.c FROM t1 JOIN t1 AS t2 ON (COALESCE(t1.c));
c
0.4
0.6
0.4
0.6
0.4
0.6
DROP TABLE t1;
#
# <delete statement: searched>
# DELETE FROM <target table> [ WHERE <search condition> ]
#
CREATE TABLE t1 AS SELECT * FROM t0;
DELETE FROM t1 WHERE c;
SELECT * FROM t1;
c
0
DROP TABLE t1;
CREATE TABLE t1 AS SELECT * FROM t0;
DELETE FROM t1 WHERE c IS FALSE;
SELECT * FROM t1;
c
0.4
0.6
DROP TABLE t1;
CREATE TABLE t1 AS SELECT * FROM t0;
DELETE FROM t1 WHERE c IS TRUE;
SELECT * FROM t1;
c
0
DROP TABLE t1;
CREATE TABLE t1 AS SELECT * FROM t0;
DELETE FROM t1 WHERE COALESCE(c);
SELECT * FROM t1;
c
0
DROP TABLE t1;
#
# <update statement: searched>
# UPDATE <target table> SET <set clause list> [ WHERE <search condition> ]
CREATE TABLE t1 AS SELECT * FROM t0;
UPDATE t1 SET c=c+11 WHERE c;
SELECT * FROM t1;
c
0
11.4
11.6
DROP TABLE t1;
CREATE TABLE t1 AS SELECT * FROM t0;
UPDATE t1 SET c=c+11 WHERE c IS FALSE;
SELECT * FROM t1;
c
11
0.4
0.6
DROP TABLE t1;
CREATE TABLE t1 AS SELECT * FROM t0;
UPDATE t1 SET c=c+11 WHERE c IS TRUE;
SELECT * FROM t1;
c
0
11.4
11.6
DROP TABLE t1;
CREATE TABLE t1 AS SELECT * FROM t0;
UPDATE t1 SET c=c+11 WHERE COALESCE(c);
SELECT * FROM t1;
c
0
11.4
11.6
DROP TABLE t1;
#
# <check constraint definition>
# CHECK <left paren> <search condition> <right paren>
CREATE TABLE t1 LIKE t0;
ALTER TABLE t1 ADD CONSTRAINT check0 CHECK(c);
INSERT INTO t1 SELECT * FROM t0 WHERE NOT c;
ERROR 23000: CONSTRAINT `check0` failed for `test`.`t1`
INSERT INTO t1 SELECT * FROM t0 WHERE c;
SELECT * FROM t1;
c
0.4
0.6
DROP TABLE t1;
CREATE TABLE t1 LIKE t0;
ALTER TABLE t1 ADD CONSTRAINT check0 CHECK(c IS FALSE);
INSERT INTO t1 SELECT * FROM t0 WHERE c IS FALSE;
INSERT INTO t1 SELECT * FROM t0 WHERE c IS TRUE;
ERROR 23000: CONSTRAINT `check0` failed for `test`.`t1`
SELECT * FROM t1;
c
0
DROP TABLE t1;
CREATE TABLE t1 LIKE t0;
ALTER TABLE t1 ADD CONSTRAINT check0 CHECK(c IS TRUE);
INSERT INTO t1 SELECT * FROM t0 WHERE c IS FALSE;
ERROR 23000: CONSTRAINT `check0` failed for `test`.`t1`
INSERT INTO t1 SELECT * FROM t0 WHERE c IS TRUE;
SELECT * FROM t1;
c
0.4
0.6
DROP TABLE t1;
CREATE TABLE t1 LIKE t0;
ALTER TABLE t1 ADD CONSTRAINT check0 CHECK(COALESCE(c));
INSERT INTO t1 SELECT * FROM t0 WHERE c IS FALSE;
ERROR 23000: CONSTRAINT `check0` failed for `test`.`t1`
INSERT INTO t1 SELECT * FROM t0 WHERE c IS TRUE;
SELECT * FROM t1;
c
0.4
0.6
DROP TABLE t1;
#
# <case expression>
# WHEN <search condition> THEN <result>
CREATE TABLE t1 AS SELECT * FROM t0;
SELECT c, CASE WHEN c THEN 'true' ELSE 'false' END AS c2 FROM t1;
c c2
0 false
0.4 true
0.6 true
SELECT c, CASE WHEN COALESCE(c) THEN 'true' ELSE 'false' END AS c2 FROM t1;
c c2
0 false
0.4 true
0.6 true
DROP TABLE t1;
DROP TABLE t0;
#
# End of 10.6 tests
#
#
# Start of 10.9 tests
#
#
# MDEV-27712 Reduce the size of Lex_length_and_dec_st from 16 to 8
#
CREATE TABLE t1 (a DOUBLE(1000,1000));
ERROR 42000: Too big scale specified for 'a'. Maximum is 30
CREATE TABLE t1 (a DOUBLE(1000,0));
ERROR 42000: Display width out of range for 'a' (max = 255)
CREATE TABLE t1 (a DOUBLE(0,1000));
ERROR 42000: For float(M,D), double(M,D) or decimal(M,D), M must be >= D (column 'a')
CREATE TABLE t1 (a DOUBLE(2147483647,2147483647));
ERROR 42000: Too big scale specified for 'a'. Maximum is 30
CREATE TABLE t1 (a DOUBLE(2147483647,0));
ERROR 42000: Display width out of range for 'a' (max = 255)
CREATE TABLE t1 (a DOUBLE(0,2147483647));
ERROR 42000: For float(M,D), double(M,D) or decimal(M,D), M must be >= D (column 'a')
CREATE TABLE t1 (a DOUBLE(2147483648,2147483648));
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near '2147483648,2147483648))' at line 1
CREATE TABLE t1 (a DOUBLE(2147483648,0));
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near '2147483648,0))' at line 1
CREATE TABLE t1 (a DOUBLE(0,2147483648));
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near '2147483648))' at line 1
CREATE TABLE t1 (a DOUBLE(999999999999999999999999999999,999999999999999999999999999999));
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near '999999999999999999999999999999,999999999999999999999999999999))' at line 1
CREATE TABLE t1 (a DOUBLE(999999999999999999999999999999,0));
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near '999999999999999999999999999999,0))' at line 1
CREATE TABLE t1 (a DOUBLE(0,999999999999999999999999999999));
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near '999999999999999999999999999999))' at line 1
#
# End of 10.9 tests
#
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