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Commit1d895f4

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- During dblink_open, if transaction state was IDLE, force cursor count to
 initially be 0. This is needed as a previous ABORT might have wiped out an automatically opened transaction without maintaining the cursor count.- Fix regression test expected file for the correct ERROR message, which we now get given the above bug fix.
1 parent04c5b69 commit1d895f4

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-2
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‎contrib/dblink/dblink.c

Lines changed: 8 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -8,7 +8,7 @@
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* Darko Prenosil <Darko.Prenosil@finteh.hr>
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* Shridhar Daithankar <shridhar_daithankar@persistent.co.in>
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*
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* $PostgreSQL: pgsql/contrib/dblink/dblink.c,v 1.55 2006/05/30 22:12:12 tgl Exp $
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* $PostgreSQL: pgsql/contrib/dblink/dblink.c,v 1.56 2006/06/21 16:43:11 joe Exp $
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* Copyright (c) 2001-2006, PostgreSQL Global Development Group
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* ALL RIGHTS RESERVED;
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*
@@ -361,6 +361,13 @@ dblink_open(PG_FUNCTION_ARGS)
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DBLINK_RES_INTERNALERROR("begin error");
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PQclear(res);
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rconn->newXactForCursor= TRUE;
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/*
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* Since transaction state was IDLE, we force cursor count to
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* initially be 0. This is needed as a previous ABORT might
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* have wiped out our transaction without maintaining the
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* cursor count for us.
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*/
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rconn->openCursorCount=0;
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}
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/* if we started a transaction, increment cursor count */

‎contrib/dblink/expected/dblink.out

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -509,7 +509,7 @@ SELECT dblink_close('myconn','rmt_foo_cursor');
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-- this should fail because there is no open transaction
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SELECT dblink_exec('myconn','DECLARE xact_test CURSOR FOR SELECT * FROM foo');
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ERROR: sql error
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DETAIL: ERROR:cursor "xact_test" already exists
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DETAIL: ERROR:DECLARE CURSOR may only be used in transaction blocks
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-- reset remote transaction state
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SELECT dblink_exec('myconn','ABORT');

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