Edit File: partition_trigg2.inc
################################################################################ # inc/partition_trigg2.inc # # # # Purpose: # # Auxiliary script, only useful when sourced by inc/partition_check.inc. # # The trigger uses new values (--> event UPDATE, INSERT only) # # # # 1. Create a trigger # # 2. Execute a statement, which activates the trigger # # 3. Check the results of the trigger activity # # 4. Revert the modifications # # # #------------------------------------------------------------------------------# # Original Author: mleich # # Original Date: 2006-03-05 # # Change Author: # # Change Date: # # Change: # ################################################################################ delimiter |; eval CREATE TRIGGER trg_2 $event ON t1 FOR EACH ROW BEGIN SET new.f_int1 = $source.f_int1 + @max_row, new.f_int2 = $source.f_int2 - @max_row, new.f_charbig = '####updated per update trigger####'; END| delimiter ;| eval $statement; # Check of preceding statement via Select if ($no_debug) { --disable_query_log } eval SELECT '# check trigger-$num success: ' AS "", COUNT(*) = 0 AS "" FROM t1 WHERE f_int1 - CAST(f_char1 AS SIGNED INT) NOT IN (@max_row, 2 * @max_row) OR f_int2 - CAST(f_char1 AS SIGNED INT) NOT IN (-@max_row, - 2 * @max_row) OR f_charbig <> '####updated per update trigger####'; --enable_query_log DROP TRIGGER trg_2; # Revert the changes eval UPDATE t1 SET f_int1 = CAST(f_char1 AS SIGNED INT), f_int2 = CAST(f_char1 AS SIGNED INT), f_charbig = CONCAT('===',f_char1,'==='); inc $num;
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