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23 lines
525 B
Plaintext
23 lines
525 B
Plaintext
# ticket 895 is a query optimization problem with the primary key
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--source include/have_tokudb.inc
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SET DEFAULT_STORAGE_ENGINE = 'tokudb';
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--disable_warnings
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DROP TABLE IF EXISTS t;
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--enable_warnings
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CREATE TABLE t (r INT, s INT, t BIGINT, PRIMARY KEY (r, s));
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INSERT INTO t VALUES (1,2,3),(4,5,6);
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# ignore rows column
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--replace_column 9 NULL;
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EXPLAIN SELECT * FROM t WHERE r > 0;
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CREATE INDEX it on t(t);
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# ignore rows column
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--replace_column 9 NULL;
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EXPLAIN SELECT * FROM t WHERE r > 0;
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# Final cleanup.
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DROP TABLE t;
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