13 lines
751 B
Plaintext
13 lines
751 B
Plaintext
show create table performance_schema.performance_timers;
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Table Create Table
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performance_timers CREATE TABLE `performance_timers` (
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`TIMER_NAME` enum('CYCLE','NANOSECOND','MICROSECOND','MILLISECOND') NOT NULL,
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`TIMER_FREQUENCY` bigint(20) DEFAULT NULL,
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`TIMER_RESOLUTION` bigint(20) DEFAULT NULL,
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`TIMER_OVERHEAD` bigint(20) DEFAULT NULL
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) ENGINE=PERFORMANCE_SCHEMA DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci
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select * from INFORMATION_SCHEMA.STATISTICS
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where TABLE_SCHEMA = "performance_schema"
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and TABLE_NAME = "performance_timers";
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TABLE_CATALOG TABLE_SCHEMA TABLE_NAME NON_UNIQUE INDEX_SCHEMA INDEX_NAME SEQ_IN_INDEX COLUMN_NAME COLLATION CARDINALITY SUB_PART PACKED NULLABLE INDEX_TYPE COMMENT INDEX_COMMENT IS_VISIBLE EXPRESSION
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