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b9ce8572d9
If there is no net.vio then query cache cant't get data via net_real_write() so it is better just do not try to cache such query.
27 lines
721 B
Plaintext
27 lines
721 B
Plaintext
-- source include/have_query_cache.inc
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--echo #
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--echo # MDEV-4520: Assertion `0' fails in Query_cache::end_of_result on
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--echo # concurrent drop event and event execution
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--echo #
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set GLOBAL query_cache_size=1355776;
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create user mysqltest1@localhost;
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grant SELECT on test.* to mysqltest1@localhost;
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create table t1 (a int);
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connect (con1,localhost,mysqltest1,,);
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connection con1;
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--echo # This explain put here to be sure that init connection query
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--echo # has 'Impossible WHERE'.
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explain extended select * from test.t1 where 0;
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connection default;
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disconnect con1;
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revoke all privileges, grant option from mysqltest1@localhost;
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drop user mysqltest1@localhost;
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drop table t1;
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set GLOBAL query_cache_size=default;
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