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sql/item_func.cc: Auto merged sql/item_func.h: Auto merged
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@ -9,9 +9,9 @@ SELECT (SELECT (SELECT 0 UNION SELECT 0));
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(SELECT (SELECT 0 UNION SELECT 0))
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0
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SELECT (SELECT 1 FROM (SELECT 1) HAVING a=1) as a;
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Cyclic reference on subqueries
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Reference 'a' not supported (forward reference in item list)
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SELECT (SELECT 1 FROM (SELECT 1) HAVING b=1) as a,(SELECT 1 FROM (SELECT 1) HAVING a=1) as b;
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Cyclic reference on subqueries
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Reference 'b' not supported (forward reference in item list)
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drop table if exists t1,t2,t3,t4,t5,attend,clinic,inscrit;
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create table t1 (a int);
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create table t2 (a int, b int);
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@ -20,6 +20,8 @@ create table t4 (a int, b int);
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insert into t1 values (2);
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insert into t2 values (1,7),(2,7);
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insert into t4 values (4,8),(3,8),(5,9);
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select (select a from t1 where t1.a = a1) as a2, (select b from t2 where t2.b=a2) as a1;
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Reference 'a1' not supported (forward reference in item list)
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select (select a from t1 where t1.a=t2.a), a from t2;
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(select a from t1 where t1.a=t2.a) a
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NULL 1
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@ -278,6 +280,12 @@ PRIMARY KEY (`numeropost`,`numreponse`),
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UNIQUE KEY `numreponse` (`numreponse`),
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KEY `pseudo` (`pseudo`,`numeropost`)
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) TYPE=MyISAM;
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SELECT (SELECT numeropost FROM threadhardwarefr7 HAVING numreponse=a),numreponse FROM (SELECT * FROM threadhardwarefr7) as a;
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Reference 'numreponse' not supported (forward reference in item list)
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SELECT numreponse, (SELECT numeropost FROM threadhardwarefr7 HAVING numreponse=a) FROM (SELECT * FROM threadhardwarefr7) as a;
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Unknown column 'a' in 'having clause'
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SELECT numreponse, (SELECT numeropost FROM threadhardwarefr7 HAVING numreponse=1) FROM (SELECT * FROM threadhardwarefr7) as a;
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numreponse (SELECT numeropost FROM threadhardwarefr7 HAVING numreponse=1)
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INSERT INTO threadhardwarefr7 (numeropost,numreponse,pseudo) VALUES (1,1,'joce'),(1,2,'joce'),(1,3,'test');
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EXPLAIN SELECT numreponse FROM threadhardwarefr7 WHERE numeropost='1' AND numreponse=(SELECT 1 FROM threadhardwarefr7 WHERE numeropost='1');
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Subselect returns more than 1 record
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@ -1,9 +1,9 @@
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select (select 2);
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SELECT (SELECT 1) UNION SELECT (SELECT 2);
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SELECT (SELECT (SELECT 0 UNION SELECT 0));
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-- error 1243
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-- error 1244
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SELECT (SELECT 1 FROM (SELECT 1) HAVING a=1) as a;
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-- error 1243
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-- error 1244
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SELECT (SELECT 1 FROM (SELECT 1) HAVING b=1) as a,(SELECT 1 FROM (SELECT 1) HAVING a=1) as b;
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drop table if exists t1,t2,t3,t4,t5,attend,clinic,inscrit;
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create table t1 (a int);
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@ -13,6 +13,8 @@ create table t4 (a int, b int);
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insert into t1 values (2);
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insert into t2 values (1,7),(2,7);
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insert into t4 values (4,8),(3,8),(5,9);
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-- error 1244
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select (select a from t1 where t1.a = a1) as a2, (select b from t2 where t2.b=a2) as a1;
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select (select a from t1 where t1.a=t2.a), a from t2;
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select (select a from t1 where t1.a=t2.b), a from t2;
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select (select a from t1), a from t2;
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@ -176,6 +178,11 @@ CREATE TABLE `threadhardwarefr7` (
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UNIQUE KEY `numreponse` (`numreponse`),
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KEY `pseudo` (`pseudo`,`numeropost`)
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) TYPE=MyISAM;
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-- error 1244
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SELECT (SELECT numeropost FROM threadhardwarefr7 HAVING numreponse=a),numreponse FROM (SELECT * FROM threadhardwarefr7) as a;
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-- error 1054
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SELECT numreponse, (SELECT numeropost FROM threadhardwarefr7 HAVING numreponse=a) FROM (SELECT * FROM threadhardwarefr7) as a;
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SELECT numreponse, (SELECT numeropost FROM threadhardwarefr7 HAVING numreponse=1) FROM (SELECT * FROM threadhardwarefr7) as a;
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INSERT INTO threadhardwarefr7 (numeropost,numreponse,pseudo) VALUES (1,1,'joce'),(1,2,'joce'),(1,3,'test');
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-- error 1240
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EXPLAIN SELECT numreponse FROM threadhardwarefr7 WHERE numeropost='1' AND numreponse=(SELECT 1 FROM threadhardwarefr7 WHERE numeropost='1');
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