mirror of
https://git.postgresql.org/git/postgresql.git
synced 2024-09-27 23:01:55 +02:00
Fix some more not-schema-aware queries in pg_dump. Also fix some places
that would do the wrong thing with BLOB OIDs exceeding 2G.
This commit is contained in:
parent
dc20063e43
commit
49bf04ba8c
@ -15,7 +15,7 @@
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*
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*
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* IDENTIFICATION
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* $Header: /cvsroot/pgsql/src/bin/pg_dump/pg_backup_archiver.c,v 1.47 2002/05/28 22:26:56 tgl Exp $
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* $Header: /cvsroot/pgsql/src/bin/pg_dump/pg_backup_archiver.c,v 1.48 2002/05/29 01:38:56 tgl Exp $
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*
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* Modifications - 28-Jun-2000 - pjw@rhyme.com.au
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*
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@ -525,14 +525,15 @@ _disableTriggersIfNecessary(ArchiveHandle *AH, TocEntry *te, RestoreOptions *rop
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ahprintf(AH, "-- Disable triggers\n");
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/*
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* Just update the AFFECTED table, if known.
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* Just update the AFFECTED table, if known. Otherwise update all
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* non-system tables.
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*/
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if (te && te->name && strlen(te->name) > 0)
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ahprintf(AH, "UPDATE pg_class SET reltriggers = 0 "
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"WHERE oid = '%s'::regclass;\n\n",
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ahprintf(AH, "UPDATE pg_catalog.pg_class SET reltriggers = 0 "
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"WHERE oid = '%s'::pg_catalog.regclass;\n\n",
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fmtId(te->name, false));
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else
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ahprintf(AH, "UPDATE pg_class SET reltriggers = 0 FROM pg_namespace "
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ahprintf(AH, "UPDATE pg_catalog.pg_class SET reltriggers = 0 FROM pg_catalog.pg_namespace "
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"WHERE relnamespace = pg_namespace.oid AND nspname !~ '^pg_';\n\n");
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/*
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@ -591,17 +592,18 @@ _enableTriggersIfNecessary(ArchiveHandle *AH, TocEntry *te, RestoreOptions *ropt
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ahprintf(AH, "-- Enable triggers\n");
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/*
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* Just update the AFFECTED table, if known.
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* Just update the AFFECTED table, if known. Otherwise update all
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* non-system tables.
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*/
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if (te && te->name && strlen(te->name) > 0)
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ahprintf(AH, "UPDATE pg_class SET reltriggers = "
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"(SELECT count(*) FROM pg_trigger where pg_class.oid = tgrelid) "
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"WHERE oid = '%s'::regclass;\n\n",
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ahprintf(AH, "UPDATE pg_catalog.pg_class SET reltriggers = "
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"(SELECT count(*) FROM pg_catalog.pg_trigger where pg_class.oid = tgrelid) "
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"WHERE oid = '%s'::pg_catalog.regclass;\n\n",
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fmtId(te->name, false));
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else
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ahprintf(AH, "UPDATE pg_class SET reltriggers = "
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"(SELECT count(*) FROM pg_trigger where pg_class.oid = tgrelid) "
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"FROM pg_namespace "
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ahprintf(AH, "UPDATE pg_catalog.pg_class SET reltriggers = "
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"(SELECT count(*) FROM pg_catalog.pg_trigger where pg_class.oid = tgrelid) "
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"FROM pg_catalog.pg_namespace "
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"WHERE relnamespace = pg_namespace.oid AND nspname !~ '^pg_';\n\n");
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/*
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@ -856,18 +858,20 @@ StartRestoreBlob(ArchiveHandle *AH, Oid oid)
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void
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EndRestoreBlob(ArchiveHandle *AH, Oid oid)
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{
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if(AH->lo_buf_used > 0) {
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/* Write remaining bytes from the LO buffer */
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int res;
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res = lo_write(AH->connection, AH->loFd, (void *) AH->lo_buf, AH->lo_buf_used);
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if (AH->lo_buf_used > 0)
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{
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/* Write remaining bytes from the LO buffer */
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int res;
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ahlog(AH, 5, "wrote remaining %d bytes of large object data (result = %d)\n",
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(int)AH->lo_buf_used, res);
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if (res != AH->lo_buf_used)
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die_horribly(AH, modulename, "could not write to large object (result: %d, expected: %d)\n",
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res, AH->lo_buf_used);
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AH->lo_buf_used = 0;
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}
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res = lo_write(AH->connection, AH->loFd, (void *) AH->lo_buf, AH->lo_buf_used);
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ahlog(AH, 5, "wrote remaining %d bytes of large object data (result = %d)\n",
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(int)AH->lo_buf_used, res);
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if (res != AH->lo_buf_used)
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die_horribly(AH, modulename, "could not write to large object (result: %d, expected: %d)\n",
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res, AH->lo_buf_used);
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AH->lo_buf_used = 0;
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}
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lo_close(AH->connection, AH->loFd);
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AH->writingBlob = 0;
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@ -1444,7 +1448,7 @@ WriteInt(ArchiveHandle *AH, int i)
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for (b = 0; b < AH->intSize; b++)
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{
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(*AH->WriteBytePtr) (AH, i & 0xFF);
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i = i / 256;
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i >>= 8;
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}
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return AH->intSize + 1;
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@ -19,7 +19,7 @@
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*
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*
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* IDENTIFICATION
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* $Header: /cvsroot/pgsql/src/bin/pg_dump/pg_backup_custom.c,v 1.18 2002/04/24 02:21:04 momjian Exp $
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* $Header: /cvsroot/pgsql/src/bin/pg_dump/pg_backup_custom.c,v 1.19 2002/05/29 01:38:56 tgl Exp $
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*
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* Modifications - 28-Jun-2000 - pjw@rhyme.com.au
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*
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@ -638,7 +638,7 @@ _PrintData(ArchiveHandle *AH)
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static void
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_LoadBlobs(ArchiveHandle *AH)
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{
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int oid;
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Oid oid;
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StartRestoreBlobs(AH);
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@ -664,7 +664,7 @@ _LoadBlobs(ArchiveHandle *AH)
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static void
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_skipBlobs(ArchiveHandle *AH)
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{
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int oid;
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Oid oid;
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oid = ReadInt(AH);
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while (oid != 0)
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@ -5,7 +5,7 @@
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* Implements the basic DB functions used by the archiver.
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*
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* IDENTIFICATION
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* $Header: /cvsroot/pgsql/src/bin/pg_dump/pg_backup_db.c,v 1.32 2002/05/10 22:36:26 tgl Exp $
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* $Header: /cvsroot/pgsql/src/bin/pg_dump/pg_backup_db.c,v 1.33 2002/05/29 01:38:56 tgl Exp $
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*
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*-------------------------------------------------------------------------
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*/
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@ -729,7 +729,7 @@ FixupBlobRefs(ArchiveHandle *AH, TocEntry *te)
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appendPQExpBuffer(tblQry,
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"SELECT a.attname FROM "
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"pg_catalog.pg_attribute a, pg_catalog.pg_type t "
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"WHERE a.attnum > 0 AND a.attrelid = '%s'::regclass "
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"WHERE a.attnum > 0 AND a.attrelid = '%s'::pg_catalog.regclass "
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"AND a.atttypid = t.oid AND t.typname in ('oid', 'lo')",
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tblName->data);
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@ -799,7 +799,7 @@ CreateBlobXrefTable(ArchiveHandle *AH)
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ahlog(AH, 1, "creating table for large object cross-references\n");
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appendPQExpBuffer(qry, "Create Temporary Table %s(oldOid oid, newOid oid);", BLOB_XREF_TABLE);
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appendPQExpBuffer(qry, "Create Temporary Table %s(oldOid pg_catalog.oid, newOid pg_catalog.oid);", BLOB_XREF_TABLE);
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ExecuteSqlCommand(AH, qry, "could not create large object cross-reference table", true);
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@ -812,11 +812,13 @@ CreateBlobXrefTable(ArchiveHandle *AH)
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}
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void
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InsertBlobXref(ArchiveHandle *AH, int old, int new)
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InsertBlobXref(ArchiveHandle *AH, Oid old, Oid new)
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{
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PQExpBuffer qry = createPQExpBuffer();
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appendPQExpBuffer(qry, "Insert Into %s(oldOid, newOid) Values (%d, %d);", BLOB_XREF_TABLE, old, new);
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appendPQExpBuffer(qry,
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"Insert Into %s(oldOid, newOid) Values ('%u', '%u');",
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BLOB_XREF_TABLE, old, new);
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ExecuteSqlCommand(AH, qry, "could not create large object cross-reference entry", true);
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@ -2,7 +2,7 @@
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* Definitions for pg_backup_db.c
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*
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* IDENTIFICATION
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* $Header: /cvsroot/pgsql/src/bin/pg_dump/pg_backup_db.h,v 1.6 2002/05/10 22:36:26 tgl Exp $
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* $Header: /cvsroot/pgsql/src/bin/pg_dump/pg_backup_db.h,v 1.7 2002/05/29 01:38:56 tgl Exp $
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*/
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#define BLOB_XREF_TABLE "pg_dump_blob_xref" /* MUST be lower case */
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@ -12,7 +12,7 @@ extern int ExecuteSqlCommand(ArchiveHandle *AH, PQExpBuffer qry, char *desc, boo
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extern int ExecuteSqlCommandBuf(ArchiveHandle *AH, void *qry, int bufLen);
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extern void CreateBlobXrefTable(ArchiveHandle *AH);
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extern void InsertBlobXref(ArchiveHandle *AH, int old, int new);
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extern void InsertBlobXref(ArchiveHandle *AH, Oid old, Oid new);
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extern void StartTransaction(ArchiveHandle *AH);
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extern void StartTransactionXref(ArchiveHandle *AH);
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extern void CommitTransaction(ArchiveHandle *AH);
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@ -20,7 +20,7 @@
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*
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*
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* IDENTIFICATION
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* $Header: /cvsroot/pgsql/src/bin/pg_dump/pg_backup_files.c,v 1.15 2002/04/24 02:21:04 momjian Exp $
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* $Header: /cvsroot/pgsql/src/bin/pg_dump/pg_backup_files.c,v 1.16 2002/05/29 01:38:56 tgl Exp $
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*
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* Modifications - 28-Jun-2000 - pjw@rhyme.com.au
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*
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@ -76,7 +76,7 @@ typedef struct
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static char *modulename = gettext_noop("file archiver");
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static void _LoadBlobs(ArchiveHandle *AH, RestoreOptions *ropt);
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static void _getBlobTocEntry(ArchiveHandle *AH, int *oid, char *fname);
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static void _getBlobTocEntry(ArchiveHandle *AH, Oid *oid, char *fname);
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/*
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* Initializer
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@ -328,7 +328,7 @@ _PrintTocData(ArchiveHandle *AH, TocEntry *te, RestoreOptions *ropt)
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}
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static void
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_getBlobTocEntry(ArchiveHandle *AH, int *oid, char fname[K_STD_BUF_SIZE])
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_getBlobTocEntry(ArchiveHandle *AH, Oid *oid, char fname[K_STD_BUF_SIZE])
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{
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lclContext *ctx = (lclContext *) AH->formatData;
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char blobTe[K_STD_BUF_SIZE];
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@ -337,7 +337,7 @@ _getBlobTocEntry(ArchiveHandle *AH, int *oid, char fname[K_STD_BUF_SIZE])
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if (fgets(&blobTe[0], K_STD_BUF_SIZE - 1, ctx->blobToc) != NULL)
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{
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*oid = atoi(blobTe);
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*oid = atooid(blobTe);
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fpos = strcspn(blobTe, " ");
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@ -360,7 +360,7 @@ _getBlobTocEntry(ArchiveHandle *AH, int *oid, char fname[K_STD_BUF_SIZE])
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static void
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_LoadBlobs(ArchiveHandle *AH, RestoreOptions *ropt)
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{
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int oid;
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Oid oid;
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lclContext *ctx = (lclContext *) AH->formatData;
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char fname[K_STD_BUF_SIZE];
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@ -509,9 +509,9 @@ _StartBlob(ArchiveHandle *AH, TocEntry *te, Oid oid)
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sfx = "";
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sprintf(fmode, "wb%d", AH->compression);
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sprintf(fname, "blob_%d.dat%s", oid, sfx);
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sprintf(fname, "blob_%u.dat%s", oid, sfx);
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fprintf(ctx->blobToc, "%d %s\n", oid, fname);
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fprintf(ctx->blobToc, "%u %s\n", oid, fname);
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#ifdef HAVE_LIBZ
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tctx->FH = gzopen(fname, fmode);
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@ -16,7 +16,7 @@
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*
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*
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* IDENTIFICATION
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* $Header: /cvsroot/pgsql/src/bin/pg_dump/pg_backup_tar.c,v 1.22 2002/05/10 22:36:26 tgl Exp $
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* $Header: /cvsroot/pgsql/src/bin/pg_dump/pg_backup_tar.c,v 1.23 2002/05/29 01:38:56 tgl Exp $
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*
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* Modifications - 28-Jun-2000 - pjw@rhyme.com.au
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*
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@ -666,34 +666,6 @@ _PrintTocData(ArchiveHandle *AH, TocEntry *te, RestoreOptions *ropt)
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_PrintFileData(AH, tctx->filename, ropt);
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}
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/* static void _getBlobTocEntry(ArchiveHandle* AH, int *oid, char fname[K_STD_BUF_SIZE])
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* {
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* lclContext* ctx = (lclContext*)AH->formatData;
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* char blobTe[K_STD_BUF_SIZE];
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* int fpos;
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* int eos;
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*
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* if (tarGets(&blobTe[0], K_STD_BUF_SIZE - 1, ctx->blobToc) != NULL)
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* {
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* *oid = atoi(blobTe);
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*
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* fpos = strcspn(blobTe, " ");
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*
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* strncpy(fname, &blobTe[fpos+1], K_STD_BUF_SIZE - 1);
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*
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* eos = strlen(fname)-1;
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*
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* if (fname[eos] == '\n')
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* fname[eos] = '\0';
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*
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* } else {
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*
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* *oid = 0;
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* fname[0] = '\0';
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* }
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*}
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*/
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static void
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_LoadBlobs(ArchiveHandle *AH, RestoreOptions *ropt)
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{
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@ -710,20 +682,22 @@ _LoadBlobs(ArchiveHandle *AH, RestoreOptions *ropt)
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{
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ctx->FH = th;
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oid = (Oid) strtoul(&th->targetFile[5], NULL, 10);
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if (strncmp(th->targetFile, "blob_", 5) == 0 && oid != 0)
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if (strncmp(th->targetFile, "blob_", 5) == 0)
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{
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ahlog(AH, 1, "restoring large object OID %u\n", oid);
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StartRestoreBlob(AH, oid);
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while ((cnt = tarRead(buf, 4095, th)) > 0)
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oid = atooid(&th->targetFile[5]);
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if (oid != 0)
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{
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buf[cnt] = '\0';
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ahwrite(buf, 1, cnt, AH);
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ahlog(AH, 1, "restoring large object OID %u\n", oid);
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StartRestoreBlob(AH, oid);
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while ((cnt = tarRead(buf, 4095, th)) > 0)
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{
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buf[cnt] = '\0';
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ahwrite(buf, 1, cnt, AH);
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}
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EndRestoreBlob(AH, oid);
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}
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EndRestoreBlob(AH, oid);
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}
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tarClose(AH, th);
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@ -916,9 +890,9 @@ _StartBlob(ArchiveHandle *AH, TocEntry *te, Oid oid)
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else
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sfx = "";
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sprintf(fname, "blob_%d.dat%s", oid, sfx);
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sprintf(fname, "blob_%u.dat%s", oid, sfx);
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tarPrintf(AH, ctx->blobToc, "%d %s\n", oid, fname);
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tarPrintf(AH, ctx->blobToc, "%u %s\n", oid, fname);
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tctx->TH = tarOpen(AH, fname, 'w');
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