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|
--echo # Test of SQL window functions NTH_VALUE
--echo # ----------------------------------------------------------------------
SET NAMES utf8;
SELECT NTH_VALUE(6,1) OVER ();
SELECT NTH_VALUE(NULL,1) OVER ();
SELECT NTH_VALUE(6,2) OVER ();
SELECT NTH_VALUE(6,1) OVER (ROWS BETWEEN UNBOUNDED PRECEDING AND CURRENT ROW);
SELECT NTH_VALUE(NULL,1) OVER (ROWS BETWEEN UNBOUNDED PRECEDING AND CURRENT ROW);
SELECT NTH_VALUE(6,2) OVER (ROWS BETWEEN UNBOUNDED PRECEDING AND CURRENT ROW);
CREATE TABLE t1 (d DOUBLE, id INT, sex CHAR(1));
INSERT INTO t1 VALUES (1.0, 1, 'M'),
(2.0, 2, 'F'),
(3.0, 3, 'F'),
(4.0, 4, 'F'),
(5.0, 5, 'M'),
(NULL, NULL, 'M'),
(10.0, 10, NULL),
(10.0, 10, NULL),
(11.0, 11, NULL);
--echo not supported
--error ER_NOT_SUPPORTED_YET
SELECT id, sex, NTH_VALUE(id, 1) FROM LAST OVER () FROM t1;
--echo ok
SELECT id, sex, NTH_VALUE(id, 1) FROM FIRST OVER () FROM t1;
--error ER_NOT_SUPPORTED_YET
SELECT id, sex, NTH_VALUE(id, 1) IGNORE NULLS OVER () FROM t1;
--error ER_WRONG_ARGUMENTS
SELECT id, sex, NTH_VALUE(id, 1.2) OVER () FROM t1;
--error ER_WRONG_ARGUMENTS
SELECT id, sex, NTH_VALUE(id, 'a') OVER () FROM t1;
--error ER_WRONG_ARGUMENTS
SELECT id, sex, NTH_VALUE(id, -3) OVER () le1 FROM t1;
--echo NULL literal is not OK (but NULL value is)
--error ER_WRONG_ARGUMENTS
SELECT id, sex, NTH_VALUE(id, NULL) OVER () FROM t1;
SELECT id, sex, NTH_VALUE(id, @oijlkjlkjxozijqlj) OVER () FROM t1;
PREPARE p FROM "SELECT id, sex, NTH_VALUE(id, ?) OVER () FROM t1";
SET @p1= 3;
EXECUTE p USING @p1;
SET @p1= NULL;
EXECUTE p USING @p1;
SET @p1= '1';
--error ER_WRONG_ARGUMENTS
EXECUTE p USING @p1;
SET @p1= 1.2;
--error ER_WRONG_ARGUMENTS
EXECUTE p USING @p1;
DROP PREPARE p;
--echo Ok, default semantics:
SELECT id, sex, NTH_VALUE(id, 1) RESPECT NULLS OVER () FROM t1;
SELECT id, sex, NTH_VALUE(NULL, 1) RESPECT NULLS OVER () FROM t1;
SELECT id, sex, NTH_VALUE(id+100, 1) RESPECT NULLS OVER () FROM t1;
SELECT id, sex, NTH_VALUE(100, 1) RESPECT NULLS OVER () FROM t1;
SELECT id, sex, NTH_VALUE(100, 100) RESPECT NULLS OVER () FROM t1;
--echo static wf
SELECT id, sex, NTH_VALUE(id, 1) OVER () FROM t1;
SELECT id, sex, NTH_VALUE(id, 3) OVER () FROM t1;
SELECT id, sex, NTH_VALUE(id, 2) OVER w FROM t1 WINDOW w as (PARTITION BY sex ORDER BY id ROWS BETWEEN UNBOUNDED PRECEDING AND UNBOUNDED FOLLOWING);
SELECT id, sex, NTH_VALUE(id, 2) OVER w FROM t1 WINDOW w as (PARTITION BY id ORDER BY sex ROWS BETWEEN UNBOUNDED PRECEDING AND UNBOUNDED FOLLOWING);
--echo unbuffered
SELECT id, sex, NTH_VALUE(id, 2) OVER w FROM t1 WINDOW w as (PARTITION BY SEX ORDER BY ID ROWS UNBOUNDED PRECEDING);
SELECT id, sex, NTH_VALUE(id, 2) OVER w FROM t1 WINDOW w as (PARTITION BY SEX ORDER BY ID RANGE UNBOUNDED PRECEDING);
--echo test unoptimized path: trick: add DOUBLE type w/SUM which is unoptimized by default
--echo ascending
SELECT d, SUM(d) OVER w, sex, NTH_VALUE(d, 2) OVER w FROM t1 WINDOW w as (PARTITION BY SEX ORDER BY D ROWS 2 PRECEDING);
SELECT d, SUM(d) OVER w, sex, NTH_VALUE(d, 2) OVER w FROM t1 WINDOW w as (PARTITION BY SEX ORDER BY D RANGE 2 PRECEDING);
SELECT d, SUM(d) OVER w, COUNT(*) OVER w, NTH_VALUE(d, 2) OVER w FROM t1 WINDOW w as (ORDER BY D ROWS 2 PRECEDING);
SELECT d, SUM(d) OVER w, COUNT(*) OVER w, NTH_VALUE(d, 2) OVER w FROM t1 WINDOW w as (ORDER BY D ASC ROWS BETWEEN 2 PRECEDING AND 1 PRECEDING);
SELECT d, SUM(d) OVER w, COUNT(*) OVER w, NTH_VALUE(d, 2) OVER w FROM t1 WINDOW w as (ORDER BY D ASC ROWS BETWEEN 1 FOLLOWING AND 2 FOLLOWING);
SELECT d, SUM(d) OVER w, COUNT(*) OVER w, NTH_VALUE(d, 2) OVER w FROM t1 WINDOW w as (ORDER BY D RANGE 2 PRECEDING);
SELECT d, SUM(d) OVER w, COUNT(*) OVER w, NTH_VALUE(d, 2) OVER w FROM t1 WINDOW w as (ORDER BY D RANGE BETWEEN 1 PRECEDING AND 1 FOLLOWING);
SELECT d, SUM(d) OVER w, COUNT(*) OVER w, NTH_VALUE(d, 2) OVER w FROM t1 WINDOW w as (ORDER BY D RANGE BETWEEN 1 FOLLOWING AND 2 FOLLOWING);
--echo descending
SELECT d, SUM(d) OVER w, sex, NTH_VALUE(d, 2) OVER w FROM t1 WINDOW w as (PARTITION BY SEX ORDER BY D DESC ROWS 2 PRECEDING);
SELECT d, SUM(d) OVER w, sex, NTH_VALUE(d, 2) OVER w FROM t1 WINDOW w as (PARTITION BY SEX ORDER BY D DESC RANGE 2 PRECEDING);
SELECT d, SUM(d) OVER w, COUNT(*) OVER w, NTH_VALUE(d, 2) OVER w FROM t1 WINDOW w as (ORDER BY D DESC ROWS 2 PRECEDING);
SELECT d, SUM(d) OVER w, COUNT(*) OVER w, NTH_VALUE(d, 2) OVER w FROM t1 WINDOW w as (ORDER BY D DESC ROWS BETWEEN 2 PRECEDING AND 1 PRECEDING);
SELECT d, SUM(d) OVER w, COUNT(*) OVER w, NTH_VALUE(d, 2) OVER w FROM t1 WINDOW w as (ORDER BY D DESC ROWS BETWEEN 1 FOLLOWING AND 2 FOLLOWING);
SELECT d, SUM(d) OVER w, COUNT(*) OVER w, NTH_VALUE(d, 2) OVER w FROM t1 WINDOW w as (ORDER BY D DESC RANGE 2 PRECEDING);
SELECT d, SUM(d) OVER w, COUNT(*) OVER w, NTH_VALUE(d, 2) OVER w FROM t1 WINDOW w as (ORDER BY D DESC RANGE BETWEEN 1 PRECEDING AND 1 FOLLOWING);
SELECT d, SUM(d) OVER w, COUNT(*) OVER w, NTH_VALUE(d, 2) OVER w FROM t1 WINDOW w as (ORDER BY D DESC RANGE BETWEEN 1 FOLLOWING AND 2 FOLLOWING);
--echo Dynamic upper
#SELECT id, sex, NTH_VALUE(d, 2) OVER w FROM t1 WINDOW w as (ORDER BY id);
SELECT id, sex, NTH_VALUE(id, 2) OVER w FROM t1 WINDOW w as (ORDER BY id);
--echo optimized path
--echo ascending
SELECT id, sex, NTH_VALUE(id, 2) OVER w FROM t1 WINDOW w as (PARTITION BY SEX ORDER BY ID ROWS 2 PRECEDING);
SELECT id, sex, NTH_VALUE(id, 2) OVER w FROM t1 WINDOW w as (PARTITION BY SEX ORDER BY ID RANGE 2 PRECEDING);
SELECT id, COUNT(*) OVER w, NTH_VALUE(id, 2) OVER w FROM t1 WINDOW w as (ORDER BY ID ROWS 2 PRECEDING);
SELECT id, COUNT(*) OVER w, NTH_VALUE(id, 2) OVER w FROM t1 WINDOW w as (ORDER BY ID ASC ROWS BETWEEN 2 PRECEDING AND 1 PRECEDING);
SELECT id, COUNT(*) OVER w, NTH_VALUE(id, 2) OVER w FROM t1 WINDOW w as (ORDER BY ID ASC ROWS BETWEEN 1 FOLLOWING AND 2 FOLLOWING);
SELECT id, COUNT(*) OVER w, NTH_VALUE(id, 2) OVER w FROM t1 WINDOW w as (ORDER BY ID RANGE 2 PRECEDING);
SELECT id, COUNT(*) OVER w, NTH_VALUE(id, 2) OVER w FROM t1 WINDOW w as (ORDER BY ID RANGE BETWEEN 1 PRECEDING AND 1 FOLLOWING);
SELECT id, COUNT(*) OVER w, NTH_VALUE(id, 2) OVER w FROM t1 WINDOW w as (ORDER BY ID RANGE BETWEEN 1 FOLLOWING AND 2 FOLLOWING);
--echo descending
SELECT id, sex, NTH_VALUE(id, 2) OVER w FROM t1 WINDOW w as (PARTITION BY SEX ORDER BY ID DESC ROWS 2 PRECEDING);
SELECT id, sex, NTH_VALUE(id, 2) OVER w FROM t1 WINDOW w as (PARTITION BY SEX ORDER BY ID DESC RANGE 2 PRECEDING);
SELECT id, COUNT(*) OVER w, NTH_VALUE(id, 2) OVER w FROM t1 WINDOW w as (ORDER BY ID DESC ROWS 2 PRECEDING);
SELECT id, COUNT(*) OVER w, NTH_VALUE(id, 2) OVER w FROM t1 WINDOW w as (ORDER BY ID DESC ROWS BETWEEN 2 PRECEDING AND 1 PRECEDING);
SELECT id, COUNT(*) OVER w, NTH_VALUE(id, 2) OVER w FROM t1 WINDOW w as (ORDER BY ID DESC ROWS BETWEEN 1 FOLLOWING AND 2 FOLLOWING);
SELECT id, COUNT(*) OVER w, NTH_VALUE(id, 2) OVER w FROM t1 WINDOW w as (ORDER BY ID DESC RANGE 2 PRECEDING);
SELECT id, COUNT(*) OVER w, NTH_VALUE(id, 2) OVER w FROM t1 WINDOW w as (ORDER BY ID DESC RANGE BETWEEN 1 PRECEDING AND 1 FOLLOWING);
SELECT id, COUNT(*) OVER w, NTH_VALUE(id, 2) OVER w FROM t1 WINDOW w as (ORDER BY ID DESC RANGE BETWEEN 1 FOLLOWING AND 2 FOLLOWING);
--echo many nth_value calls on one window, optimized path
SELECT id, COUNT(*) OVER w,
NTH_VALUE(id, 3) OVER w,
FIRST_VALUE(id) OVER w,
NTH_VALUE(id, 1) OVER w,
NTH_VALUE(id, 2) OVER w FROM t1
WINDOW w AS (ORDER BY id ASC ROWS BETWEEN 2 PRECEDING AND CURRENT ROW);
--echo many nth_value calls on one window, unoptimized path
SELECT id, SUM(d) OVER w, COUNT(*) OVER w,
NTH_VALUE(id, 3) OVER w,
FIRST_VALUE(id) OVER w,
NTH_VALUE(id, 1) OVER w,
NTH_VALUE(id, 2) OVER w FROM t1
WINDOW w AS (ORDER BY id ASC ROWS BETWEEN 2 PRECEDING AND CURRENT ROW);
DROP TABLE t1;
--echo
--echo Bug#25835149
--echo
SET @savmode=@@SESSION.SQL_MODE;
SET SESSION SQL_MODE='';
CREATE TABLE `test`(
`pk` INT(11) NOT NULL AUTO_INCREMENT PRIMARY KEY,
`dt` DATETIME DEFAULT NULL,
`ge` GEOMETRY DEFAULT NULL
);
INSERT INTO `test` VALUES
(1, '2007-05-08 12:10:55', ST_GeomFromText('POINT(1 1)')),
(2, NULL, NULL), (3, NULL, NULL),
(4, '2001-01-18 00:00:00', ST_GeomFromText('POINT(4 4)')),
(5, '2009-11-24 00:00:00', ST_GeomFromText('POINT(5 5)')),
(6, '2001-11-22 21:41:15', ST_GeomFromText('POINT(6 6)')),
(7, NULL, NULL),
(8, '0000-00-00 00:00:00', ST_GeomFromText('POINT(8 8)')),
(9, '2003-05-13 18:03:04', ST_GeomFromText('POINT(9 9)')),
(10, '2008-04-15 09:44:20', ST_GeomFromText('POINT(10 10)')),
(11, '2009-07-15 00:00:00', ST_GeomFromText('POINT(11 11)')),
(12, '2007-04-27 13:53:37', ST_GeomFromText('POINT(12 12)')),
(13, '0000-00-00 00:00:00', ST_GeomFromText('POINT(13 13)')),
(14, '2000-02-02 02:15:28', ST_GeomFromText('POINT(14 14)')),
(15, '2004-06-06 00:00:00', ST_GeomFromText('POINT(15 15)')),
(16, NULL, NULL),
(17, '2002-06-21 00:00:00', ST_GeomFromText('POINT(17 17)')),
(18, '2007-03-23 00:00:00', ST_GeomFromText('POINT(18 18)')),
(19, '2006-10-06 00:00:00', ST_GeomFromText('POINT(19 19)')),
(20, '2008-07-07 00:00:00', ST_GeomFromText('POINT(20 20)'));
SELECT dt, NTH_VALUE(dt, 3) OVER w1 nth,
CAST(NTH_VALUE(ge, 3) OVER w1 AS JSON) ge
FROM test WHERE `pk` = 2 WINDOW w1 AS ();
SELECT dt, NTH_VALUE(dt, 3) OVER w1 nth,
CAST(NTH_VALUE(ge, 3) OVER w1 AS JSON) ge
FROM test WHERE `pk` > 3 WINDOW w1 AS ();
SELECT dt, NTH_VALUE(CAST(dt AS TIME), 3) OVER w1
FROM test WHERE `pk` > 3 WINDOW w1 AS ();
SET SESSION SQL_MODE=@savmode;
DROP TABLE `test`;
--echo
--echo Bug with missing update of cached example after split_sum_func
--echo for NTH_VALUE
--echo
CREATE TABLE t(a INT, b INT, c INT, d INT);
INSERT INTO t VALUES (1,1,1,1), (2,2,4,2), (3,3,9,3);
SELECT SUM(c/d), NTH_VALUE(SUM(c/d),1) OVER (ORDER BY a) FROM t GROUP BY a,b;
SELECT NTH_VALUE(SUM(c/d), 3) OVER (ORDER BY a) FROM t GROUP BY a,b;
SELECT 1+NTH_VALUE(SUM(c/d), 1) OVER (ORDER BY a) FROM t GROUP BY a,b;
SELECT ROW_NUMBER() OVER () rn,
1+NTH_VALUE(SUM(c/d), 1) OVER (ORDER BY a) plus_fv,
1+NTH_VALUE(SUM(c/d), 2) OVER (ORDER BY a) plus_lv FROM t GROUP BY a,b;
DROP TABLE t;
--echo #
--echo # Bug#26740557: WINDOW FUNC + JSON: ASSERTION FAILED:
--echo # FALSE IN ITEM::VAL_JSON
--echo #
SELECT ((MAKETIME(((QUARTER('| !*c>*{/'))<=>
(NTH_VALUE(JSON_OBJECTAGG('key4',0x067c13d0d0d7d8c8d768aef7)
,1)OVER())),'9236-05-27',0xe2a7d4))^(0x1109));
SELECT ((NTH_VALUE(JSON_MERGE_PATCH(1.755913e+308,'{ }'),246)OVER())<=(1));
--error ER_INVALID_TYPE_FOR_JSON
SELECT ((NTH_VALUE(JSON_MERGE_PATCH(1.755913e+308,'{ }'),1)OVER())<=(1));
SELECT ((QUOTE(JSON_KEYS(NTH_VALUE(JSON_KEYS(EXP(-15676),ABS('d0')),
162)OVER())))>=(CONNECTION_ID()));
--error ER_INVALID_TYPE_FOR_JSON
SELECT ((QUOTE(JSON_KEYS(NTH_VALUE(JSON_KEYS(EXP(-15676),ABS('d0')),
1)OVER())))>=(CONNECTION_ID()));
SELECT JSON_LENGTH(NTH_VALUE(JSON_OBJECTAGG('key2','*B'),172)OVER());
SELECT JSON_LENGTH(NTH_VALUE(JSON_OBJECTAGG('key2','*B'),1)OVER());
--echo # End of test for Bug#26740557
|
