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Add INSERT/UPDATE/DELETE RETURNING, with basic docs and regression tests.

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plpgsql support to come later.  Along the way, convert execMain's
SELECT INTO support into a DestReceiver, in order to eliminate some ugly
special cases.

Jonah Harris and Tom Lane
This commit is contained in:
Tom Lane
2006-08-12 02:52:06 +00:00
parent 5c9e9c0c42
commit 7a3e30e608
35 changed files with 1472 additions and 422 deletions
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9
src/backend/nodes/equalfuncs.c
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@@ -18,7 +18,7 @@
* Portions Copyright (c) 1994, Regents of the University of California
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/nodes/equalfuncs.c,v 1.280 2006/08/10 02:36:28 tgl Exp $
* $PostgreSQL: pgsql/src/backend/nodes/equalfuncs.c,v 1.281 2006/08/12 02:52:04 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@@ -664,6 +664,7 @@ _equalQuery(Query *a, Query *b)
COMPARE_NODE_FIELD(rtable);
COMPARE_NODE_FIELD(jointree);
COMPARE_NODE_FIELD(targetList);
COMPARE_NODE_FIELD(returningList);
COMPARE_NODE_FIELD(groupClause);
COMPARE_NODE_FIELD(havingQual);
COMPARE_NODE_FIELD(distinctClause);
@@ -673,6 +674,7 @@ _equalQuery(Query *a, Query *b)
COMPARE_NODE_FIELD(rowMarks);
COMPARE_NODE_FIELD(setOperations);
COMPARE_NODE_FIELD(resultRelations);
COMPARE_NODE_FIELD(returningLists);
return true;
}
@@ -683,6 +685,7 @@ _equalInsertStmt(InsertStmt *a, InsertStmt *b)
COMPARE_NODE_FIELD(relation);
COMPARE_NODE_FIELD(cols);
COMPARE_NODE_FIELD(selectStmt);
COMPARE_NODE_FIELD(returningList);
return true;
}
@@ -691,8 +694,9 @@ static bool
_equalDeleteStmt(DeleteStmt *a, DeleteStmt *b)
{
COMPARE_NODE_FIELD(relation);
COMPARE_NODE_FIELD(whereClause);
COMPARE_NODE_FIELD(usingClause);
COMPARE_NODE_FIELD(whereClause);
COMPARE_NODE_FIELD(returningList);
return true;
}
@@ -704,6 +708,7 @@ _equalUpdateStmt(UpdateStmt *a, UpdateStmt *b)
COMPARE_NODE_FIELD(targetList);
COMPARE_NODE_FIELD(whereClause);
COMPARE_NODE_FIELD(fromClause);
COMPARE_NODE_FIELD(returningList);
return true;
}