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62 lines
1.8 KiB
Text
62 lines
1.8 KiB
Text
CREATE TABLE t1 (id INT PRIMARY KEY) ENGINE=InnoDB;
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INSERT INTO t1 VALUES (1);
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connection node_2;
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RESET QUERY CACHE;
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FLUSH STATUS;
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SELECT COUNT(*) FROM t1;
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COUNT(*)
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1
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SELECT VARIABLE_VALUE = 1 FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = 'Qcache_queries_in_cache';
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VARIABLE_VALUE = 1
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1
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SELECT COUNT(*) FROM t1;
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COUNT(*)
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1
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SELECT VARIABLE_VALUE = 1 FROM INFORMATION_SCHEMA.SESSION_STATUS WHERE VARIABLE_NAME = 'Qcache_hits';
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VARIABLE_VALUE = 1
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1
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connection node_1;
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INSERT INTO t1 VALUES (2);
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connection node_2;
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FLUSH STATUS;
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SELECT VARIABLE_VALUE = 0 FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = 'Qcache_queries_in_cache';
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VARIABLE_VALUE = 0
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1
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SELECT COUNT(*) FROM t1;
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COUNT(*)
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2
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SELECT VARIABLE_VALUE = 1 FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = 'Qcache_queries_in_cache';
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VARIABLE_VALUE = 1
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1
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SELECT VARIABLE_VALUE = 0 FROM INFORMATION_SCHEMA.SESSION_STATUS WHERE VARIABLE_NAME = 'Qcache_hits';
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VARIABLE_VALUE = 0
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1
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SELECT COUNT(*) FROM t1;
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COUNT(*)
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2
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SELECT VARIABLE_VALUE = 1 FROM INFORMATION_SCHEMA.SESSION_STATUS WHERE VARIABLE_NAME = 'Qcache_hits';
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VARIABLE_VALUE = 1
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1
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connection node_1;
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ALTER TABLE t1 ADD COLUMN f2 INTEGER;
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connection node_2;
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FLUSH STATUS;
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SELECT VARIABLE_VALUE = 0 FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = 'Qcache_queries_in_cache';
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VARIABLE_VALUE = 0
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1
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SELECT COUNT(*) FROM t1;
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COUNT(*)
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2
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SELECT VARIABLE_VALUE = 1 FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = 'Qcache_queries_in_cache';
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VARIABLE_VALUE = 1
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1
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SELECT VARIABLE_VALUE = 0 FROM INFORMATION_SCHEMA.SESSION_STATUS WHERE VARIABLE_NAME = 'Qcache_hits';
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VARIABLE_VALUE = 0
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1
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SELECT COUNT(*) FROM t1;
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COUNT(*)
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2
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SELECT VARIABLE_VALUE = 1 FROM INFORMATION_SCHEMA.SESSION_STATUS WHERE VARIABLE_NAME = 'Qcache_hits';
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VARIABLE_VALUE = 1
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1
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DROP TABLE t1;
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