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df4bfefbb8
remove old deprecation helpers that were not used anywhere. create new deprecation helpers and enforce their usage this also removes inconsistencies in reporting deprecation: sometimes it was ER_WARN_DEPRECATED_SYNTAX (1287), sometimes ER_WARN_DEPRECATED_SYNTAX_NO_REPLACEMENT (1681), sometimes a warning, sometimes a note. it should always be * ER_WARN_DEPRECATED_SYNTAX * a warning (because it's something actionable, not purely informational)
73 lines
1.9 KiB
Text
73 lines
1.9 KiB
Text
set @save_query_cache_size=@@query_cache_size;
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drop table if exists t1;
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create table t1 (a int not null);
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insert into t1 values (1), (2), (3);
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SET GLOBAL query_cache_size=1355776;
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flush query cache;
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reset query cache;
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flush status;
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select * from t1;
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a
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1
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2
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3
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show global status like "Qcache_queries_in_cache";
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Variable_name Value
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Qcache_queries_in_cache 1
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show global status like "Qcache_inserts";
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Variable_name Value
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Qcache_inserts 1
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show global status like "Qcache_hits";
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Variable_name Value
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Qcache_hits 0
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select * from t1;
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a
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1
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2
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3
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show global status like "Qcache_queries_in_cache";
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Variable_name Value
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Qcache_queries_in_cache 1
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show global status like "Qcache_inserts";
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Variable_name Value
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Qcache_inserts 1
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show global status like "Qcache_hits";
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Variable_name Value
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Qcache_hits 1
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select spins from performance_schema.events_waits_current order by event_name limit 1;
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spins
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NULL
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select * from performance_schema.setup_timers where name='wait';
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NAME TIMER_NAME
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wait {CYCLE_OR_NANOSECOND}
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Warnings:
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Warning 1287 'performance_schema.setup_timers' is deprecated and will be removed in a future release
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show global status like "Qcache_queries_in_cache";
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Variable_name Value
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Qcache_queries_in_cache 1
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show global status like "Qcache_inserts";
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Variable_name Value
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Qcache_inserts 1
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show global status like "Qcache_hits";
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Variable_name Value
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Qcache_hits 1
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select spins from performance_schema.events_waits_current order by event_name limit 1;
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spins
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NULL
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select * from performance_schema.setup_timers where name='wait';
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NAME TIMER_NAME
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wait {CYCLE_OR_NANOSECOND}
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Warnings:
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Warning 1287 'performance_schema.setup_timers' is deprecated and will be removed in a future release
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show global status like "Qcache_queries_in_cache";
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Variable_name Value
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Qcache_queries_in_cache 1
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show global status like "Qcache_inserts";
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Variable_name Value
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Qcache_inserts 1
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show global status like "Qcache_hits";
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Variable_name Value
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Qcache_hits 1
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SET GLOBAL query_cache_size=@save_query_cache_size;
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drop table t1;
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flush status;
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