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pg_dump can now dump large objects even in plain-text output mode, by

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using the recently added lo_create() function.  The restore logic in
pg_restore is greatly simplified as well, since there's no need anymore
to try to adjust database references to match a new set of blob OIDs.
This commit is contained in:
Tom Lane
2005-06-21 20:45:44 +00:00
parent b49d871f6a
commit 7a28de2052
15 changed files with 254 additions and 585 deletions
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12
src/bin/pg_dump/pg_backup_custom.c
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@ -19,7 +19,7 @@
*
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/bin/pg_dump/pg_backup_custom.c,v 1.30 2005/01/25 22:44:31 tgl Exp $
* $PostgreSQL: pgsql/src/bin/pg_dump/pg_backup_custom.c,v 1.31 2005/06/21 20:45:44 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -314,10 +314,9 @@ _StartData(ArchiveHandle *AH, TocEntry *te)
* called for both BLOB and TABLE data; it is the responsibility of
* the format to manage each kind of data using StartBlob/StartData.
*
* It should only be called from withing a DataDumper routine.
* It should only be called from within a DataDumper routine.
*
* Mandatory.
*
*/
static size_t
_WriteData(ArchiveHandle *AH, const void *data, size_t dLen)
@ -360,7 +359,6 @@ _EndData(ArchiveHandle *AH, TocEntry *te)
* It is called just prior to the dumper's DataDumper routine.
*
* Optional, but strongly recommended.
*
*/
static void
_StartBlobs(ArchiveHandle *AH, TocEntry *te)
@ -396,7 +394,6 @@ _StartBlob(ArchiveHandle *AH, TocEntry *te, Oid oid)
* Called by the archiver when the dumper calls EndBlob.
*
* Optional.
*
*/
static void
_EndBlob(ArchiveHandle *AH, TocEntry *te, Oid oid)
@ -408,7 +405,6 @@ _EndBlob(ArchiveHandle *AH, TocEntry *te, Oid oid)
* Called by the archiver when finishing saving all BLOB DATA.
*
* Optional.
*
*/
static void
_EndBlobs(ArchiveHandle *AH, TocEntry *te)
@ -487,9 +483,6 @@ _PrintTocData(ArchiveHandle *AH, TocEntry *te, RestoreOptions *ropt)
break;
case BLK_BLOBS:
if (!AH->connection)
die_horribly(AH, modulename, "large objects cannot be loaded without a database connection\n");
_LoadBlobs(AH);
break;
@ -870,7 +863,6 @@ _readBlockHeader(ArchiveHandle *AH, int *type, int *id)
/*
* If zlib is available, then startit up. This is called from
* StartData & StartBlob. The buffers are setup in the Init routine.
*
*/
static void
_StartDataCompressor(ArchiveHandle *AH, TocEntry *te)