2014-02-13 13:41:08 +01:00
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CREATE FUNCTION myfunc_int RETURNS INTEGER SONAME "UDF_EXAMPLE_LIB";
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CREATE VIEW v1 AS SELECT myfunc_int(1);
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2016-03-25 17:51:22 +01:00
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connect con1, localhost, root,,;
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connection con1;
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2014-02-13 13:41:08 +01:00
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SET debug_sync='mysql_create_function_after_lock SIGNAL locked WAIT_FOR go';
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CREATE FUNCTION myfunc_double RETURNS REAL SONAME "UDF_EXAMPLE_LIB";
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2016-03-25 17:51:22 +01:00
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connection default;
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2014-02-13 13:41:08 +01:00
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SET debug_sync='now WAIT_FOR locked';
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SET debug_sync='find_udf_before_lock SIGNAL go';
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SELECT * FROM v1;
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myfunc_int(1)
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1
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FLUSH TABLES;
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2016-03-25 17:51:22 +01:00
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connection con1;
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2014-02-13 13:41:08 +01:00
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SET debug_sync='mysql_drop_function_after_lock SIGNAL locked WAIT_FOR go';
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DROP FUNCTION myfunc_double;
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2016-03-25 17:51:22 +01:00
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connection default;
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2014-02-13 13:41:08 +01:00
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SET debug_sync='now WAIT_FOR locked';
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SET debug_sync='find_udf_before_lock SIGNAL go';
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SELECT * FROM v1;
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myfunc_int(1)
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1
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2016-03-25 17:51:22 +01:00
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connection con1;
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disconnect con1;
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connection default;
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2014-02-13 13:41:08 +01:00
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SET debug_sync='RESET';
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DROP VIEW v1;
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DROP FUNCTION myfunc_int;
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