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#
# Test of the various values of the verbose variable.
#
SET sql_mode = 'PIPES_AS_CONCAT';
# Query rewrite plugin was installed.
SHOW VARIABLES LIKE 'Rewriter_verbose';
Variable_name Value
rewriter_verbose 1
# We want notes to show in the error log.
SET @orig_log_error_verbosity= @@GLOBAL.log_error_verbosity;
SET @@global.log_error_verbosity=3;
SELECT @@log_error_verbosity;
@@log_error_verbosity
3
INSERT INTO query_rewrite.rewrite_rules ( pattern, replacement )
VALUES ( 'SELECT 1', 'SELECT "rewritten"' );
CALL query_rewrite.flush_rewrite_rules();
UPDATE performance_schema.setup_consumers
SET enabled = 'YES'
WHERE NAME = 'events_statements_history';
SET @@global.rewriter_verbose = 2;
SELECT 1;
rewritten
rewritten
Warnings:
Note 1105 Query 'SELECT 1' rewritten to 'SELECT "rewritten"' by a query rewrite plugin
SELECT 'nonrewritten';
nonrewritten
nonrewritten
SET @@global.rewriter_verbose = DEFAULT;
CREATE TABLE IF NOT EXISTS error_log ( line TEXT );
DELETE FROM error_log;
LOAD DATA LOCAL INFILE 'ERROR_LOG'
INTO TABLE error_log FIELDS TERMINATED BY '\t';
UPDATE error_log SET line = replace ( line, '\r', '' );
SELECT search_error_log( '[Note]', "%Plugin Rewriter reported: " ||
"'Statement \"SELECT 'nonrewritten'\"%" ) INTO @line;
SELECT @line;
@line
[Note] [MY-011235] [Server] Plugin Rewriter reported: 'Statement "SELECT 'nonrewritten'" with digest "d1b44b0c19af710b5a679907e284acd2ddc285201794bc69a2389d77baedddae" did not match any rule.'
SELECT digest INTO @pfs_digest
FROM performance_schema.events_statements_history_long
WHERE sql_text = "SELECT 'nonrewritten'"
LIMIT 1;
# Mask out the digest from the message
SELECT substring_index(substring_index(@line, 'digest "', -1), '"', 1)
INTO @log_digest;
SELECT @pfs_digest = @log_digest AS digest_is_correct;
digest_is_correct
1
DROP TABLE error_log;
DROP FUNCTION search_error_log;
Warnings:
Warning 1620 Plugin is busy and will be uninstalled on shutdown
# Query rewrite plugin was queued for uninstalling.
SET sql_mode = DEFAULT;
SET @@global.log_error_verbosity= @orig_log_error_verbosity;
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