33 lines
1.0 KiB
Plaintext
33 lines
1.0 KiB
Plaintext
set session optimizer_trace_offset=10;
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select @@session.optimizer_trace_offset;
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@@session.optimizer_trace_offset
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10
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show session variables like 'optimizer_trace_offset';
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Variable_name Value
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optimizer_trace_offset 10
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set session optimizer_trace_offset=-10;
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select @@session.optimizer_trace_offset;
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@@session.optimizer_trace_offset
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-10
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show session variables like 'optimizer_trace_offset';
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Variable_name Value
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optimizer_trace_offset -10
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set session optimizer_trace_offset=100;
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Warnings:
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Warning 1292 Truncated incorrect optimizer_trace_offset value: '100'
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select @@session.optimizer_trace_offset;
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@@session.optimizer_trace_offset
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50
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show session variables like 'optimizer_trace_offset';
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Variable_name Value
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optimizer_trace_offset 50
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set session optimizer_trace_offset=-100;
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Warnings:
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Warning 1292 Truncated incorrect optimizer_trace_offset value: '-100'
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select @@session.optimizer_trace_offset;
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@@session.optimizer_trace_offset
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-50
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show session variables like 'optimizer_trace_offset';
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Variable_name Value
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optimizer_trace_offset -50
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