EVOLUTION-MANAGER

Edit File: equal_fields_propagation_datetime.inc

# Trailing garbage in string literals
--eval CREATE TABLE t1 (a $TYPE);
INSERT INTO t1 VALUES ('2001-01-01 00:00:00'),('2001-01-01 00:00:01');
SELECT * FROM t1 WHERE a='2001-01-01 00:00:00x';
SELECT * FROM t1 WHERE LENGTH(a) != 20;
SELECT * FROM t1 WHERE LENGTH(a) != 20 AND a='2001-01-01 00:00:00x';
EXPLAIN EXTENDED
SELECT * FROM t1 WHERE LENGTH(a) != 20 AND a='2001-01-01 00:00:00x';
EXPLAIN EXTENDED
SELECT * FROM t1 WHERE LENGTH(a)!=30+RAND() AND a='2001-01-01 00:00:00x';
DROP TABLE t1;

# Leading spaces in string literals
--eval CREATE TABLE t1 (a $TYPE);
INSERT INTO t1 VALUES ('2001-01-01 00:00:00'),('2001-01-01 00:00:01');
SELECT * FROM t1 WHERE LENGTH(a)=19;
SELECT * FROM t1 WHERE LENGTH(a)=19 AND a=' 2001-01-01 00:00:00';
EXPLAIN EXTENDED
SELECT * FROM t1 WHERE LENGTH(a)=19 AND a=' 2001-01-01 00:00:00';
EXPLAIN EXTENDED
SELECT * FROM t1 WHERE LENGTH(a)=19+RAND() AND a=' 2001-01-01 00:00:00';
# This should not propagate
EXPLAIN EXTENDED
SELECT * FROM t1 WHERE LENGTH(a)=30+RAND() AND a=' garbage ';
DROP TABLE t1;

# Trailing fractional digits in temporal literals
--eval CREATE TABLE t1 (a $TYPE);
INSERT INTO t1 VALUES ('2001-01-01 00:00:00'),('2001-01-01 00:00:01');
SELECT * FROM t1 WHERE a=TIMESTAMP'2001-01-01 00:00:00.000000';
SELECT * FROM t1 WHERE LENGTH(a)=19;
SELECT * FROM t1 WHERE LENGTH(a)=19 AND a=TIMESTAMP'2001-01-01 00:00:00.000000';
EXPLAIN EXTENDED
SELECT * FROM t1 WHERE LENGTH(a)=19 AND a=TIMESTAMP'2001-01-01 00:00:00.000000';
EXPLAIN EXTENDED
SELECT * FROM t1 WHERE LENGTH(a)=30+RAND() AND a=TIMESTAMP'2001-01-01 00:00:00.000000';
DROP TABLE t1;

# Trailing fractional digits in temporal literals, the same precision
--eval CREATE TABLE t1 (a $TYPE(6));
INSERT INTO t1 VALUES ('2001-01-01 00:00:00.000000'),('2001-01-01 00:00:01.000000');
SELECT * FROM t1 WHERE a=TIMESTAMP'2001-01-01 00:00:00.000000';
SELECT * FROM t1 WHERE LENGTH(a)=26;
SELECT * FROM t1 WHERE LENGTH(a)=26 AND a=TIMESTAMP'2001-01-01 00:00:00.000000';
EXPLAIN EXTENDED
SELECT * FROM t1 WHERE LENGTH(a)=26 AND a=TIMESTAMP'2001-01-01 00:00:00.000000';
EXPLAIN EXTENDED
SELECT * FROM t1 WHERE LENGTH(a)=40+RAND() AND a=TIMESTAMP'2001-01-01 00:00:00.000000';
DROP TABLE t1;

# DATETIME/TIMESTAMP column vs TIME literal
SET timestamp=UNIX_TIMESTAMP('2001-01-01 10:20:30');
--eval CREATE TABLE t1 (a $TYPE);
INSERT INTO t1 VALUES ('2001-01-01 00:00:00'),('2001-01-01 00:00:01');
SELECT * FROM t1 WHERE a=TIME'00:00:00';
SELECT * FROM t1 WHERE LENGTH(a)=19;
SELECT * FROM t1 WHERE LENGTH(a)=19 AND a=TIME'00:00:00';
EXPLAIN EXTENDED
SELECT * FROM t1 WHERE LENGTH(a)=19 AND a=TIME'00:00:00';
EXPLAIN EXTENDED
SELECT * FROM t1 WHERE LENGTH(a)=40+RAND() AND a=TIME'00:00:00';
DROP TABLE t1;