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Commit6ec0753

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Ignore RECHECK in CREATE OPERATOR CLASS, just throwing a NOTICE, instead of
throwing an error as 8.4 had been doing. The error interfered with portingold database definitions (particularly for pg_migrator) without really buyingany safety. Per bug #4817 and subsequent discussion.
1 parent9873db6 commit6ec0753

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2 files changed

+17
-8
lines changed

2 files changed

+17
-8
lines changed

‎src/backend/parser/gram.y

Lines changed: 8 additions & 3 deletions
Original file line numberDiff line numberDiff line change
@@ -11,7 +11,7 @@
1111
*
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*
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* IDENTIFICATION
14-
* $PostgreSQL: pgsql/src/backend/parser/gram.y,v 2.663 2009/04/28 09:09:41 heikki Exp $
14+
* $PostgreSQL: pgsql/src/backend/parser/gram.y,v 2.664 2009/05/27 20:42:29 tgl Exp $
1515
*
1616
* HISTORY
1717
* AUTHORDATEMAJOR EVENT
@@ -3639,9 +3639,14 @@ opt_opfamily:FAMILY any_name{ $$ = $2; }
36393639

36403640
opt_recheck:RECHECK
36413641
{
3642-
ereport(ERROR,
3642+
/*
3643+
* RECHECK no longer does anything in opclass definitions,
3644+
* but we still accept it to ease porting of old database
3645+
* dumps.
3646+
*/
3647+
ereport(NOTICE,
36433648
(errcode(ERRCODE_FEATURE_NOT_SUPPORTED),
3644-
errmsg("RECHECK is no longersupported"),
3649+
errmsg("RECHECK is no longerrequired"),
36453650
errhint("Update your data type."),
36463651
scanner_errposition(@1)));
36473652
$$ =TRUE;

‎src/bin/pg_dump/pg_dump.c

Lines changed: 9 additions & 5 deletions
Original file line numberDiff line numberDiff line change
@@ -12,7 +12,7 @@
1212
*by PostgreSQL
1313
*
1414
* IDENTIFICATION
15-
* $PostgreSQL: pgsql/src/bin/pg_dump/pg_dump.c,v 1.537 2009/05/26 17:36:05 tgl Exp $
15+
* $PostgreSQL: pgsql/src/bin/pg_dump/pg_dump.c,v 1.538 2009/05/27 20:42:29 tgl Exp $
1616
*
1717
*-------------------------------------------------------------------------
1818
*/
@@ -8159,8 +8159,10 @@ dumpOpclass(Archive *fout, OpclassInfo *opcinfo)
81598159
* pg_depend entries.
81608160
*
81618161
* XXX RECHECK is gone as of 8.4, but we'll still print it if dumping
8162-
* an older server's table in which it is used. Would it be better
8163-
* to silently ignore it?
8162+
* an older server's opclass in which it is used. This is to avoid
8163+
* hard-to-detect breakage if a newer pg_dump is used to dump from
8164+
* an older server and then reload into that old version. This can
8165+
* go away once 8.3 is so old as to not be of interest to anyone.
81648166
*/
81658167
appendPQExpBuffer(query,"SELECT amopstrategy, false AS amopreqcheck, "
81668168
"amopopr::pg_catalog.regoperator "
@@ -8370,8 +8372,10 @@ dumpOpfamily(Archive *fout, OpfamilyInfo *opfinfo)
83708372
{
83718373
/*
83728374
* XXX RECHECK is gone as of 8.4, but we'll still print it if dumping
8373-
* an older server's table in which it is used. Would it be better
8374-
* to silently ignore it?
8375+
* an older server's opclass in which it is used. This is to avoid
8376+
* hard-to-detect breakage if a newer pg_dump is used to dump from
8377+
* an older server and then reload into that old version. This can
8378+
* go away once 8.3 is so old as to not be of interest to anyone.
83758379
*/
83768380
appendPQExpBuffer(query,"SELECT amopstrategy, false AS amopreqcheck, "
83778381
"amopopr::pg_catalog.regoperator "

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