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36 lines
1.5 KiB
MySQL
36 lines
1.5 KiB
MySQL
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drop table if exists test.prewhere_alias;
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CREATE TABLE test.prewhere_alias (a UInt8, b Int32, c UInt8 ALIAS a, d Int64 ALIAS b + 1, e Int32 alias a + b) ENGINE = MergeTree ORDER BY tuple();
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insert into test.prewhere_alias values (1, 1);
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select '-';
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select a from test.prewhere_alias prewhere a = 1;
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select b from test.prewhere_alias prewhere a = 1;
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select c from test.prewhere_alias prewhere a = 1;
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select d from test.prewhere_alias prewhere a = 1;
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select '-';
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select a from test.prewhere_alias prewhere b = 1;
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select b from test.prewhere_alias prewhere b = 1;
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select c from test.prewhere_alias prewhere b = 1;
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select d from test.prewhere_alias prewhere b = 1;
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select '-';
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select a from test.prewhere_alias prewhere c = 1;
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select b from test.prewhere_alias prewhere c = 1;
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select c from test.prewhere_alias prewhere c = 1;
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select d from test.prewhere_alias prewhere c = 1;
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select '-';
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select a from test.prewhere_alias prewhere d = 2;
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select b from test.prewhere_alias prewhere d = 2;
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select c from test.prewhere_alias prewhere d = 2;
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select d from test.prewhere_alias prewhere d = 2;
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select '-';
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select a from test.prewhere_alias prewhere a;
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select b from test.prewhere_alias prewhere a;
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select c from test.prewhere_alias prewhere a;
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select d from test.prewhere_alias prewhere a;
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select '-';
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select a from test.prewhere_alias prewhere c;
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select b from test.prewhere_alias prewhere c;
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select c from test.prewhere_alias prewhere c;
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select d from test.prewhere_alias prewhere c;
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drop table if exists test.prewhere_alias;
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