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CREATE TABLE tab(c1 int NOT NULL PRIMARY KEY,c2 POINT NOT NULL,
c3 LINESTRING NOT NULL,c4 POLYGON NOT NULL,c5 GEOMETRY NOT NULL)
ENGINE=InnoDB;
ALTER TABLE tab ADD SPATIAL INDEX idx2(c2);
ALTER TABLE tab ADD SPATIAL KEY idx3(c3);
ALTER TABLE tab ADD SPATIAL INDEX idx4(c4) COMMENT 'testing spatial index on Polygon';
ALTER TABLE tab ADD SPATIAL KEY idx5(c5) COMMENT 'testing spatial index on Geometry';
INSERT INTO tab(c1,c2,c3,c4,c5)
VALUES(1,ST_GeomFromText('POINT(10 10)'),ST_GeomFromText('LINESTRING(5 5,20 20,30 30)'),
ST_GeomFromText('POLYGON((30 30,40 40,50 50,30 50,30 40,30 30))'),
ST_GeomFromText('POLYGON((30 30,40 40,50 50,30 50,30 40,30 30))'));
SELECT c1,ST_AsText(c2),ST_AsText(c3),ST_AsText(c4),ST_AsText(c5) FROM tab;
c1 ST_AsText(c2) ST_AsText(c3) ST_AsText(c4) ST_AsText(c5)
1 POINT(10 10) LINESTRING(5 5,20 20,30 30) POLYGON((30 30,40 40,50 50,30 50,30 40,30 30)) POLYGON((30 30,40 40,50 50,30 50,30 40,30 30))
SELECT COUNT(*) FROM tab;
COUNT(*)
1
"In connection 1"
connect con1,localhost,root,,;
connection con1;
SET GLOBAL TRANSACTION ISOLATION LEVEL REPEATABLE READ;
SELECT @@transaction_isolation;
@@transaction_isolation
REPEATABLE-READ
SELECT COUNT(*) FROM tab;
COUNT(*)
1
SELECT c1,ST_AsText(c2),ST_AsText(c3),ST_AsText(c4),ST_AsText(c5) FROM tab;
c1 ST_AsText(c2) ST_AsText(c3) ST_AsText(c4) ST_AsText(c5)
1 POINT(10 10) LINESTRING(5 5,20 20,30 30) POLYGON((30 30,40 40,50 50,30 50,30 40,30 30)) POLYGON((30 30,40 40,50 50,30 50,30 40,30 30))
"In connection 2"
connect con2,localhost,root,,;
connection con2;
SET SESSION TRANSACTION ISOLATION LEVEL READ COMMITTED;
SELECT @@transaction_isolation;
@@transaction_isolation
READ-COMMITTED
START TRANSACTION;
INSERT INTO tab(c1,c2,c3,c4,c5)
VALUES(2,ST_GeomFromText('POINT(20 20)'),ST_GeomFromText('LINESTRING(20 20,30 30,40 40)'),
ST_GeomFromText('POLYGON((40 50,40 70,50 100,70 100,80 80,70 50,40 50))'),
ST_GeomFromText('POLYGON((40 50,40 70,50 100,70 100,80 80,70 50,40 50))'));
SET @g1 = ST_GeomFromText('POLYGON((30 30,40 40,50 50,30 50,30 40,30 30))');
SET @g2 = ST_GeomFromText('POINT(10 10)');
UPDATE tab SET C5 = ST_GeomFromText('POLYGON((300 300,400 400,500 500,300 500,300 400,300 300))')
WHERE MBREquals(tab.c4, @g1) AND MBREquals(tab.c2, @g2);
"In connection 1"
connection con1;
SET @g3 = ST_GeomFromText('POLYGON((40 50,40 70,50 100,70 100,80 80,70 50,40 50))');
SELECT c1,ST_AsText(c2),ST_AsText(c4),ST_AsText(c5) FROM tab WHERE MBREquals(tab.c5, @g3);
c1 ST_AsText(c2) ST_AsText(c4) ST_AsText(c5)
SELECT COUNT(*) FROM tab;
COUNT(*)
1
START TRANSACTION;
SELECT COUNT(*) FROM tab;
COUNT(*)
1
"In connection 2"
connection con2;
SELECT COUNT(*) FROM tab;
COUNT(*)
2
COMMIT;
disconnect con2;
"In connection 1"
connection con1;
SELECT COUNT(*) FROM tab;
COUNT(*)
1
SET @g4 = ST_GeomFromText('POLYGON((300 300,400 400,500 500,300 500,300 400,300 300))');
SELECT ST_AsText(c5) FROM tab WHERE MBREquals(tab.c5, @g4);
ST_AsText(c5)
COMMIT;
SELECT ST_AsText(c5) FROM tab WHERE MBREquals(tab.c5, @g4);
ST_AsText(c5)
POLYGON((300 300,400 400,500 500,300 500,300 400,300 300))
SELECT COUNT(*) FROM tab;
COUNT(*)
2
SELECT c1,ST_AsText(c2),ST_AsText(c4),ST_AsText(c5) FROM tab;
c1 ST_AsText(c2) ST_AsText(c4) ST_AsText(c5)
1 POINT(10 10) POLYGON((30 30,40 40,50 50,30 50,30 40,30 30)) POLYGON((300 300,400 400,500 500,300 500,300 400,300 300))
2 POINT(20 20) POLYGON((40 50,40 70,50 100,70 100,80 80,70 50,40 50)) POLYGON((40 50,40 70,50 100,70 100,80 80,70 50,40 50))
disconnect con1;
connection default;
DROP TABLE tab;
CREATE TABLE tab(c1 int NOT NULL PRIMARY KEY,c2 POINT NOT NULL,
c3 LINESTRING NOT NULL,c4 POLYGON NOT NULL,c5 GEOMETRY NOT NULL)
ENGINE=InnoDB;
ALTER TABLE tab ADD SPATIAL INDEX idx2(c2);
ALTER TABLE tab ADD SPATIAL KEY idx3(c3);
ALTER TABLE tab ADD SPATIAL INDEX idx4(c4) COMMENT 'testing spatial index on Polygon';
ALTER TABLE tab ADD SPATIAL KEY idx5(c5) COMMENT 'testing spatial index on Geometry';
INSERT INTO tab(c1,c2,c3,c4,c5)
VALUES(1,ST_GeomFromText('POINT(10 10)'),ST_GeomFromText('LINESTRING(5 5,20 20,30 30)'),
ST_GeomFromText('POLYGON((30 30,40 40,50 50,30 50,30 40,30 30))'),
ST_GeomFromText('POLYGON((30 30,40 40,50 50,30 50,30 40,30 30))'));
SELECT c1,ST_AsText(c2),ST_AsText(c3),ST_AsText(c4),ST_AsText(c5) FROM tab;
c1 ST_AsText(c2) ST_AsText(c3) ST_AsText(c4) ST_AsText(c5)
1 POINT(10 10) LINESTRING(5 5,20 20,30 30) POLYGON((30 30,40 40,50 50,30 50,30 40,30 30)) POLYGON((30 30,40 40,50 50,30 50,30 40,30 30))
SELECT COUNT(*) FROM tab;
COUNT(*)
1
"In connection 1"
connect con1,localhost,root,,;
connection con1;
SET SESSION TRANSACTION ISOLATION LEVEL REPEATABLE READ;
SELECT @@transaction_isolation;
@@transaction_isolation
REPEATABLE-READ
SELECT COUNT(*) FROM tab;
COUNT(*)
1
SELECT c1,ST_AsText(c2),ST_AsText(c3),ST_AsText(c4),ST_AsText(c5) FROM tab;
c1 ST_AsText(c2) ST_AsText(c3) ST_AsText(c4) ST_AsText(c5)
1 POINT(10 10) LINESTRING(5 5,20 20,30 30) POLYGON((30 30,40 40,50 50,30 50,30 40,30 30)) POLYGON((30 30,40 40,50 50,30 50,30 40,30 30))
"In connection 2"
connect con2,localhost,root,,;
connection con2;
SET SESSION TRANSACTION ISOLATION LEVEL READ COMMITTED;
SELECT @@transaction_isolation;
@@transaction_isolation
READ-COMMITTED
START TRANSACTION;
INSERT INTO tab(c1,c2,c3,c4,c5)
VALUES(2,ST_GeomFromText('POINT(20 20)'),ST_GeomFromText('LINESTRING(20 20,30 30,40 40)'),
ST_GeomFromText('POLYGON((40 50,40 70,50 100,70 100,80 80,70 50,40 50))'),
ST_GeomFromText('POLYGON((40 50,40 70,50 100,70 100,80 80,70 50,40 50))'));
SET @g1 = ST_GeomFromText('POLYGON((30 30,40 40,50 50,30 50,30 40,30 30))');
SET @g2 = ST_GeomFromText('POINT(10 10)');
UPDATE tab SET C5 = ST_GeomFromText('POLYGON((300 300,400 400,500 500,300 500,300 400,300 300))')
WHERE MBREquals(tab.c4, @g1) AND MBREquals(tab.c2, @g2);
"In connection 1"
connection con1;
SET @g3 = ST_GeomFromText('POLYGON((40 50,40 70,50 100,70 100,80 80,70 50,40 50))');
SELECT c1,ST_AsText(c2),ST_AsText(c4),ST_AsText(c5) FROM tab WHERE MBREquals(tab.c5, @g3);
c1 ST_AsText(c2) ST_AsText(c4) ST_AsText(c5)
SELECT COUNT(*) FROM tab;
COUNT(*)
1
START TRANSACTION;
SELECT COUNT(*) FROM tab;
COUNT(*)
1
"In connection 2"
connection con2;
SELECT COUNT(*) FROM tab;
COUNT(*)
2
COMMIT;
disconnect con2;
"In connection 1"
connection con1;
SELECT COUNT(*) FROM tab;
COUNT(*)
1
SET @g4 = ST_GeomFromText('POLYGON((300 300,400 400,500 500,300 500,300 400,300 300))');
SELECT ST_AsText(c5) FROM tab WHERE MBREquals(tab.c5, @g4);
ST_AsText(c5)
COMMIT;
SELECT ST_AsText(c5) FROM tab WHERE MBREquals(tab.c5, @g4);
ST_AsText(c5)
POLYGON((300 300,400 400,500 500,300 500,300 400,300 300))
SELECT COUNT(*) FROM tab;
COUNT(*)
2
SELECT c1,ST_AsText(c2),ST_AsText(c4),ST_AsText(c5) FROM tab;
c1 ST_AsText(c2) ST_AsText(c4) ST_AsText(c5)
1 POINT(10 10) POLYGON((30 30,40 40,50 50,30 50,30 40,30 30)) POLYGON((300 300,400 400,500 500,300 500,300 400,300 300))
2 POINT(20 20) POLYGON((40 50,40 70,50 100,70 100,80 80,70 50,40 50)) POLYGON((40 50,40 70,50 100,70 100,80 80,70 50,40 50))
disconnect con1;
connection default;
DROP TABLE tab;
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