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pg_dump and pg_restore -r had managed to diverge on the ordering of

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different object types.  Fix, and centralize logic to try to prevent
the same mistake in future.
This commit is contained in:
Tom Lane
2003-08-28 20:21:34 +00:00
parent 80bc61c849
commit 209a8d63df
4 changed files with 59 additions and 47 deletions
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53
src/bin/pg_dump/pg_backup_archiver.c
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@ -15,7 +15,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/bin/pg_dump/pg_backup_archiver.c,v 1.74 2003/08/04 00:43:27 momjian Exp $
* $Header: /cvsroot/pgsql/src/bin/pg_dump/pg_backup_archiver.c,v 1.75 2003/08/28 20:21:34 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -845,11 +845,12 @@ EndRestoreBlob(ArchiveHandle *AH, Oid oid)
/*
* Move TOC entries of the specified type to the START of the TOC.
*
* This is public, but if you use it anywhere but SortTocByObjectType,
* you are risking breaking things.
*/
/* Public */
void
MoveToStart(Archive *AHX, char *oType)
MoveToStart(Archive *AHX, const char *oType)
{
ArchiveHandle *AH = (ArchiveHandle *) AHX;
TocEntry *te = AH->toc->next;
@ -874,10 +875,12 @@ MoveToStart(Archive *AHX, char *oType)
/*
* Move TOC entries of the specified type to the end of the TOC.
*
* This is public, but if you use it anywhere but SortTocByObjectType,
* you are risking breaking things.
*/
/* Public */
void
MoveToEnd(Archive *AHX, char *oType)
MoveToEnd(Archive *AHX, const char *oType)
{
ArchiveHandle *AH = (ArchiveHandle *) AHX;
TocEntry *te = AH->toc->next;
@ -899,6 +902,44 @@ MoveToEnd(Archive *AHX, char *oType)
}
}
/*
* Sort TOC by object type (items of same type keep same relative order)
*
* This is factored out to ensure that pg_dump and pg_restore stay in sync
* about the standard ordering.
*/
void
SortTocByObjectType(Archive *AH)
{
/*
* Procedural languages have to be declared just after database and
* schema creation, before they are used.
*/
MoveToStart(AH, "ACL LANGUAGE");
MoveToStart(AH, "PROCEDURAL LANGUAGE");
MoveToStart(AH, "FUNC PROCEDURAL LANGUAGE");
MoveToStart(AH, "SCHEMA");
MoveToStart(AH, "<Init>");
/* Database entries *must* be at front (see also pg_restore.c) */
MoveToStart(AH, "DATABASE");
MoveToEnd(AH, "TABLE DATA");
MoveToEnd(AH, "BLOBS");
MoveToEnd(AH, "INDEX");
MoveToEnd(AH, "CONSTRAINT");
MoveToEnd(AH, "FK CONSTRAINT");
MoveToEnd(AH, "TRIGGER");
MoveToEnd(AH, "RULE");
MoveToEnd(AH, "SEQUENCE SET");
/*
* Moving all comments to end is annoying, but must do it for comments
* on stuff we just moved, and we don't seem to have quite enough
* dependency structure to get it really right...
*/
MoveToEnd(AH, "COMMENT");
}
/*
* Sort TOC by OID
*/