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merge 4.1->5.0
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@@ -55,8 +55,33 @@ id data data
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2 female no
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select t1.id from t1 union select t2.id from t2;
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Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
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def test t1 t1 id id 1 3 1 Y 32768 0 63
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def id id 1 4 1 Y 32768 0 63
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id
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1
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2
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drop table t1,t2;
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create table t1 ( a int, b varchar(30), primary key(a));
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insert into t1 values (1,'one');
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insert into t1 values (2,'two');
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set @arg00=1 ;
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select @arg00 FROM t1 where a=1 union distinct select 1 FROM t1 where a=1;
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Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
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def @arg00 @arg00 8 20 1 Y 32768 0 63
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@arg00
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1
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select * from (select @arg00) aaa;
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Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
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def aaa @arg00 @arg00 8 20 1 Y 32768 0 63
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@arg00
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1
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select 1 union select 1;
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Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
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def 1 1 8 20 1 N 32769 0 63
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1
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1
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select * from (select 1 union select 1) aaa;
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Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr
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def aaa 1 1 8 20 1 N 32769 0 63
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1
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1
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drop table t1;
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