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47 lines
1.2 KiB
Plaintext
47 lines
1.2 KiB
Plaintext
--source include/have_debug.inc
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# ulong global
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SET @start_global_value = @@global.debug_crc_break;
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#
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# exists as global only
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#
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select @@global.debug_crc_break;
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--error ER_INCORRECT_GLOBAL_LOCAL_VAR
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select @@session.debug_crc_break;
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show global variables like 'debug_crc_break';
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show session variables like 'debug_crc_break';
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select * from information_schema.global_variables where variable_name='debug_crc_break';
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select * from information_schema.session_variables where variable_name='debug_crc_break';
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#
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# show that it's writable
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#
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set global debug_crc_break=1;
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select @@global.debug_crc_break;
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--error ER_GLOBAL_VARIABLE
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set session debug_crc_break=1;
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#
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# incorrect types
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#
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--error ER_WRONG_TYPE_FOR_VAR
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set global debug_crc_break=1.1;
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--error ER_WRONG_TYPE_FOR_VAR
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set global debug_crc_break=1e1;
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--error ER_WRONG_TYPE_FOR_VAR
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set global debug_crc_break="foo";
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#
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# min/max values
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#
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set global debug_crc_break=0;
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select @@global.debug_crc_break;
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--disable_warnings
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set global debug_crc_break=cast(-1 as unsigned int);
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--enable_warnings
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--replace_result 4294967295 18446744073709551615
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select @@global.debug_crc_break;
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SET @@global.debug_crc_break = @start_global_value;
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