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Add the possibility to specify an explicit validator function for foreign-data

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wrappers (similar to procedural languages).  This way we don't need to retain
the nearly empty libraries, and we are more free in how to implement the
wrapper API in the future.
This commit is contained in:
Peter Eisentraut
2009-02-24 10:06:36 +00:00
parent f73bed308a
commit 7babccb915
28 changed files with 452 additions and 626 deletions
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7
src/include/nodes/parsenodes.h
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@@ -13,7 +13,7 @@
* Portions Copyright (c) 1996-2009, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $PostgreSQL: pgsql/src/include/nodes/parsenodes.h,v 1.391 2009/02/11 21:11:16 tgl Exp $
* $PostgreSQL: pgsql/src/include/nodes/parsenodes.h,v 1.392 2009/02/24 10:06:35 petere Exp $
*
*-------------------------------------------------------------------------
*/
@@ -1468,7 +1468,7 @@ typedef struct CreateFdwStmt
{
NodeTag type;
char *fdwname; /* foreign-data wrapper name */
char *library; /* libray name */
List *validator; /* optional validator function (qual. name) */
List *options; /* generic options to FDW */
} CreateFdwStmt;
@@ -1476,7 +1476,8 @@ typedef struct AlterFdwStmt
{
NodeTag type;
char *fdwname; /* foreign-data wrapper name */
char *library; /* libray name */
List *validator; /* optional validator function (qual. name) */
bool change_validator;
List *options; /* generic options to FDW */
} AlterFdwStmt;