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528abc749e
Improve documentation of performance_schema tables by appending COLUMN comments to tables. Additionally improve test coverage and update corresponding tests.
47 lines
1.4 KiB
Text
47 lines
1.4 KiB
Text
# Tests for PERFORMANCE_SCHEMA
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--source include/not_embedded.inc
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--source include/have_perfschema.inc
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--disable_result_log
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select * from performance_schema.file_summary_by_instance
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where event_name like 'Wait/io/%' limit 1;
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select * from performance_schema.file_summary_by_instance
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where event_name='FOO';
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--enable_result_log
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--error ER_TABLEACCESS_DENIED_ERROR
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insert into performance_schema.file_summary_by_instance
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set event_name='FOO', count_read=1, count_write=2,
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sum_number_of_bytes_read=4, sum_number_of_bytes_write=5;
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--error ER_TABLEACCESS_DENIED_ERROR
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update performance_schema.file_summary_by_instance
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set count_read=12;
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--error ER_TABLEACCESS_DENIED_ERROR
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update performance_schema.file_summary_by_instance
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set count_write=12 where event_name like "FOO";
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--error ER_TABLEACCESS_DENIED_ERROR
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delete from performance_schema.file_summary_by_instance
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where count_read=1;
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--error ER_TABLEACCESS_DENIED_ERROR
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delete from performance_schema.file_summary_by_instance;
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-- error ER_TABLEACCESS_DENIED_ERROR
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LOCK TABLES performance_schema.file_summary_by_instance READ;
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UNLOCK TABLES;
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-- error ER_TABLEACCESS_DENIED_ERROR
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LOCK TABLES performance_schema.file_summary_by_instance WRITE;
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UNLOCK TABLES;
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--echo #
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--echo # MDEV-25325 column_comment for performance_schema tables
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--echo #
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select column_name, column_comment
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from information_schema.columns
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where table_schema='performance_schema' and table_name='file_summary_by_instance';
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