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#
# Tests the interaction between query rewriter plugin and server telemetry traces feature
#
# Install query rewriter plugin
# Query rewrite plugin was installed.
# Prepare rewrite rules
INSERT INTO query_rewrite.rewrite_rules ( pattern, replacement )
VALUES ( 'SELECT "original"', 'SELECT "rewritten"' );
CALL query_rewrite.flush_rewrite_rules();
# Install required components
INSTALL COMPONENT 'file://component_query_attributes';
INSTALL COMPONENT 'file://component_test_server_telemetry_traces';
# Run test query, should be processed by telemetry
SELECT 'original';
rewritten
rewritten
Warnings:
Note 1105 Query 'SELECT 'original'' rewritten to 'SELECT "rewritten"' by a query rewrite plugin
# Cleanup
UNINSTALL COMPONENT 'file://component_test_server_telemetry_traces';
UNINSTALL COMPONENT 'file://component_query_attributes';
Warnings:
Warning 1620 Plugin is busy and will be uninstalled on shutdown
# Query rewrite plugin was queued for uninstalling.
Component logs:
test_server_telemetry_traces_component_init init:
- System variables registered.
- Status variables registered.
- Telemetry per-session data slot registered.
- Telemetry session callbacks registered.
- Telemetry statement callbacks registered.
End of init
tm_session_create: telemetry session started, increase refcount by user=root to 1
> tm_stmt_start: proceed further (depth=1, user=root, host=localhost, db=test, query='')
> tm_stmt_notify_qa: proceed further (depth=1, with_qa=1, user=root, query='SELECT "rewritten"', app[], call[])
> tm_stmt_end: trace statement (depth=1, user=root, query='', query1='SELECT "rewritten"', digest='SELECT ?', app[], call[])
> tm_stmt_start: proceed further (depth=1, user=root, host=localhost, db=test, query='')
> tm_stmt_notify_qa: proceed further (depth=1, with_qa=1, user=root, query='SHOW WARNINGS', app[], call[])
> tm_stmt_end: trace statement (depth=1, user=root, query='', query1='SHOW WARNINGS', digest='SHOW WARNINGS', app[], call[])
> tm_stmt_start: proceed further (depth=1, user=root, host=localhost, db=test, query='')
> tm_stmt_notify_qa: skip tracing, no qa (depth=1, with_qa=0, user=root, query='UNINSTALL COMPONENT 'file://component_test_server_telemetry_traces'')
test_server_telemetry_traces_component_deinit:
- Telemetry statement callbacks unregistered.
tm_session_destroy: telemetry session ended, decrease refcount to 0
- Current session aborted.
- Done waiting for telemetry sessions to finish (refcount = 0).
- Telemetry session callbacks unregistered.
- Telemetry per-session data slot unregistered.
- Status variables unregistered.
- System variables unregistered.
End of deinit
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