1
################################################################################
2
# inc/partition_trigg2.inc #
5
# Auxiliary script, only useful when sourced by inc/partition_check.inc. #
6
# The trigger uses new values (--> event UPDATE, INSERT only) #
8
# 1. Create a trigger #
9
# 2. Execute a statement, which activates the trigger #
10
# 3. Check the results of the trigger activity #
11
# 4. Revert the modifications #
13
#------------------------------------------------------------------------------#
14
# Original Author: mleich #
15
# Original Date: 2006-03-05 #
19
################################################################################
22
eval CREATE TRIGGER trg_2 $event ON t1 FOR EACH ROW
24
SET new.f_int1 = $source.f_int1 + @max_row,
25
new.f_int2 = $source.f_int2 - @max_row,
26
new.f_charbig = '####updated per update trigger####';
30
# Check of preceding statement via Select
35
eval SELECT '# check trigger-$num success: ' AS "", COUNT(*) = 0 AS "" FROM t1
36
WHERE f_int1 - CAST(f_char1 AS SIGNED INT) NOT IN (@max_row, 2 * @max_row)
37
OR f_int2 - CAST(f_char1 AS SIGNED INT) NOT IN (-@max_row, - 2 * @max_row)
38
OR f_charbig <> '####updated per update trigger####';
42
eval UPDATE t1 SET f_int1 = CAST(f_char1 AS SIGNED INT),
43
f_int2 = CAST(f_char1 AS SIGNED INT),
44
f_charbig = CONCAT('===',f_char1,'===');