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pg_cast table, and standards-compliant CREATE/DROP CAST commands, plus

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extension to create binary compatible casts.  Includes dependency tracking
as well.

pg_proc.proimplicit is now defunct, but will be removed in a separate
commit.

pg_dump provides a migration path from the previous scheme to declare
casts.  Dumping binary compatible casts is currently impossible, though.
This commit is contained in:
Peter Eisentraut
2002-07-18 23:11:32 +00:00
parent a345ac8842
commit 97377048b4
36 changed files with 1299 additions and 343 deletions
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4
src/include/nodes/nodes.h
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@ -7,7 +7,7 @@
* Portions Copyright (c) 1996-2002, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $Id: nodes.h,v 1.112 2002/07/18 17:14:20 momjian Exp $
* $Id: nodes.h,v 1.113 2002/07/18 23:11:32 petere Exp $
*
*-------------------------------------------------------------------------
*/
@ -199,6 +199,8 @@ typedef enum NodeTag
T_AlterDatabaseSetStmt,
T_AlterUserSetStmt,
T_CreateConversionStmt,
T_CreateCastStmt,
T_DropCastStmt,
T_A_Expr = 700,
T_ColumnRef,