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#
# Verifies that the original query ends up in the statements history in
# performance_schema, and that digests are calculated even though the
# statements_digest consumer is disabled.
#
SELECT enabled INTO @original_setting
FROM performance_schema.setup_consumers
WHERE NAME = 'statements_digest';
UPDATE performance_schema.setup_consumers
SET enabled = 'NO'
WHERE NAME = 'statements_digest';
SELECT 'original';
original
original
# The digest column is now NULL since no digest was asked for.
SELECT sql_text, digest
FROM performance_schema.events_statements_history
WHERE sql_text = "SELECT 'original'";
sql_text digest
SELECT 'original' NULL
# Query rewrite plugin was installed.
INSERT INTO query_rewrite.rewrite_rules ( pattern, replacement )
VALUES ( 'SELECT "original"', 'SELECT "rewritten"' );
CALL query_rewrite.flush_rewrite_rules();
SELECT 'original';
rewritten
rewritten
Warnings:
Note 1105 Query 'SELECT 'original'' rewritten to 'SELECT "rewritten"' by a query rewrite plugin
# Statements history displays queries after they've been parsed and rewritten
SELECT sql_text, digest
FROM performance_schema.events_statements_history
WHERE sql_text LIKE 'SELECT %' AND sql_text NOT LIKE '%@@skip_networking%@@skip_name_resolve%' ORDER BY event_id;
sql_text digest
SELECT load_rewrite_rules() INTO message_text NULL
SELECT "rewritten" NULL
UPDATE performance_schema.setup_consumers
SET enabled = @original_setting
WHERE NAME = 'statements_digest';
Warnings:
Warning 1620 Plugin is busy and will be uninstalled on shutdown
# Query rewrite plugin was queued for uninstalling.
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