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-rw-r--r--src/bin/pg_dump/pg_dump.c94
-rw-r--r--src/bin/pg_dump/pg_dump.h12
2 files changed, 42 insertions, 64 deletions
diff --git a/src/bin/pg_dump/pg_dump.c b/src/bin/pg_dump/pg_dump.c
index 531fd9e497c..783193751b0 100644
--- a/src/bin/pg_dump/pg_dump.c
+++ b/src/bin/pg_dump/pg_dump.c
@@ -22,7 +22,7 @@
*
*
* IDENTIFICATION
- * $Header: /cvsroot/pgsql/src/bin/pg_dump/pg_dump.c,v 1.214 2001/07/16 05:06:59 tgl Exp $
+ * $Header: /cvsroot/pgsql/src/bin/pg_dump/pg_dump.c,v 1.215 2001/07/17 00:30:35 tgl Exp $
*
* Modifications - 6/10/96 - dave@bensoft.com - version 1.13.dhb
*
@@ -1744,8 +1744,10 @@ clearIndInfo(IndInfo *ind, int numIndexes)
return;
for (i = 0; i < numIndexes; ++i)
{
- if (ind[i].indoid)
- free(ind[i].indoid);
+ if (ind[i].indexreloid)
+ free(ind[i].indexreloid);
+ if (ind[i].indreloid)
+ free(ind[i].indreloid);
if (ind[i].indexrelname)
free(ind[i].indexrelname);
if (ind[i].indrelname)
@@ -1758,8 +1760,8 @@ clearIndInfo(IndInfo *ind, int numIndexes)
free(ind[i].indisunique);
if (ind[i].indisprimary)
free(ind[i].indisprimary);
- if (ind[i].indpred)
- free(ind[i].indpred);
+ if (ind[i].indhaspred)
+ free(ind[i].indhaspred);
for (a = 0; a < INDEX_MAX_KEYS; ++a)
{
if (ind[i].indkey[a])
@@ -2264,7 +2266,7 @@ getTables(int *numTables, FuncInfo *finfo, int numFuncs)
resetPQExpBuffer(query);
appendPQExpBuffer(query,
- "SELECT Oid FROM pg_index i WHERE i.indisprimary AND i.indrelid = %s ",
+ "SELECT indexrelid FROM pg_index i WHERE i.indisprimary AND i.indrelid = %s ",
tblinfo[i].oid);
res2 = PQexec(g_conn, query->data);
if (!res2 || PQresultStatus(res2) != PGRES_TUPLES_OK)
@@ -2297,31 +2299,10 @@ getTables(int *numTables, FuncInfo *finfo, int numFuncs)
int n;
resetPQExpBuffer(query);
- if (g_fout->remoteVersion < 70100)
- {
- /* Fake the LOJ from below */
- appendPQExpBuffer(query,
- " SELECT c.relname "
- " FROM pg_index i, pg_class c "
- " WHERE i.indrelid = %s"
- " AND i.indisprimary "
- " AND c.oid = i.indexrelid"
- " UNION ALL "
- " SELECT NULL "
- " FROM pg_index i "
- " WHERE i.indrelid = %s"
- " AND i.indisprimary "
- " And NOT Exists(Select * From pg_class c Where c.oid = i.indexrelid)",
- tblinfo[i].oid, tblinfo[i].oid);
-
- } else {
- appendPQExpBuffer(query,
- "SELECT c.relname "
- "FROM pg_index i LEFT OUTER JOIN pg_class c ON c.oid = i.indexrelid "
- "WHERE i.indrelid = %s"
- "AND i.indisprimary ",
- tblinfo[i].oid);
- }
+ appendPQExpBuffer(query,
+ "SELECT relname FROM pg_class "
+ "WHERE oid = %s",
+ tblinfo[i].pkIndexOid);
res2 = PQexec(g_conn, query->data);
if (!res2 || PQresultStatus(res2) != PGRES_TUPLES_OK)
@@ -2339,14 +2320,6 @@ getTables(int *numTables, FuncInfo *finfo, int numFuncs)
exit_nicely();
}
- /* Sanity check on LOJ */
- if (PQgetisnull(res2, 0, 0))
- {
- write_msg(NULL, "name of primary key of table \"%s\" returned NULL value\n",
- tblinfo[i].relname);
- exit_nicely();
- }
-
tblinfo[i].primary_key_name =
strdup(fmtId(PQgetvalue(res2, 0, 0), force_quotes));
if (tblinfo[i].primary_key_name == NULL)
@@ -2879,6 +2852,8 @@ getIndexes(int *numIndexes)
int ntups;
IndInfo *indinfo;
+ int i_indexreloid;
+ int i_indreloid;
int i_indexrelname;
int i_indrelname;
int i_indamname;
@@ -2886,10 +2861,8 @@ getIndexes(int *numIndexes)
int i_indkey;
int i_indclass;
int i_indisunique;
- int i_indoid;
- int i_oid;
int i_indisprimary;
- int i_indpred;
+ int i_indhaspred;
/*
* find all the user-defined indexes.
@@ -2902,11 +2875,14 @@ getIndexes(int *numIndexes)
*/
appendPQExpBuffer(query,
- "SELECT i.oid, t1.oid as indoid, t1.relname as indexrelname, t2.relname as indrelname, "
+ "SELECT i.indexrelid as indexreloid, "
+ "i.indrelid as indreloid, "
+ "t1.relname as indexrelname, t2.relname as indrelname, "
"i.indproc, i.indkey, i.indclass, "
- "a.amname as indamname, i.indisunique, i.indisprimary, i.indpred "
- "from pg_index i, pg_class t1, pg_class t2, pg_am a "
- "WHERE t1.oid = i.indexrelid and t2.oid = i.indrelid "
+ "a.amname as indamname, i.indisunique, i.indisprimary, "
+ "length(i.indpred) > 0 as indhaspred "
+ "from pg_index i, pg_class t1, pg_class t2, pg_am a "
+ "WHERE t1.oid = i.indexrelid and t2.oid = i.indrelid "
"and t1.relam = a.oid and i.indexrelid > '%u'::oid "
"and t2.relname !~ '^pg_' ",
g_last_builtin_oid);
@@ -2930,8 +2906,8 @@ getIndexes(int *numIndexes)
memset((char *) indinfo, 0, ntups * sizeof(IndInfo));
- i_oid = PQfnumber(res, "oid");
- i_indoid = PQfnumber(res, "indoid");
+ i_indexreloid = PQfnumber(res, "indexreloid");
+ i_indreloid = PQfnumber(res, "indreloid");
i_indexrelname = PQfnumber(res, "indexrelname");
i_indrelname = PQfnumber(res, "indrelname");
i_indamname = PQfnumber(res, "indamname");
@@ -2940,12 +2916,12 @@ getIndexes(int *numIndexes)
i_indclass = PQfnumber(res, "indclass");
i_indisunique = PQfnumber(res, "indisunique");
i_indisprimary = PQfnumber(res, "indisprimary");
- i_indpred = PQfnumber(res, "indpred");
+ i_indhaspred = PQfnumber(res, "indhaspred");
for (i = 0; i < ntups; i++)
{
- indinfo[i].oid = strdup(PQgetvalue(res, i, i_oid));
- indinfo[i].indoid = strdup(PQgetvalue(res, i, i_indoid));
+ indinfo[i].indexreloid = strdup(PQgetvalue(res, i, i_indexreloid));
+ indinfo[i].indreloid = strdup(PQgetvalue(res, i, i_indreloid));
indinfo[i].indexrelname = strdup(PQgetvalue(res, i, i_indexrelname));
indinfo[i].indrelname = strdup(PQgetvalue(res, i, i_indrelname));
indinfo[i].indamname = strdup(PQgetvalue(res, i, i_indamname));
@@ -2958,7 +2934,7 @@ getIndexes(int *numIndexes)
INDEX_MAX_KEYS);
indinfo[i].indisunique = strdup(PQgetvalue(res, i, i_indisunique));
indinfo[i].indisprimary = strdup(PQgetvalue(res, i, i_indisprimary));
- indinfo[i].indpred = strdup(PQgetvalue(res, i, i_indpred));
+ indinfo[i].indhaspred = strdup(PQgetvalue(res, i, i_indhaspred));
}
PQclear(res);
return indinfo;
@@ -4106,7 +4082,8 @@ dumpTables(Archive *fout, TableInfo *tblinfo, int numTables,
/* Find the corresponding index */
for (k = 0; k < numIndexes; k++)
{
- if (strcmp(indinfo[k].oid, tblinfo[i].pkIndexOid) == 0)
+ if (strcmp(indinfo[k].indexreloid,
+ tblinfo[i].pkIndexOid) == 0)
break;
}
@@ -4244,7 +4221,7 @@ getAttrName(int attrnum, TableInfo *tblInfo)
/*
* dumpIndexes:
- * write out to fout all the user-define indexes
+ * write out to fout all the user-defined indexes
*/
void
dumpIndexes(Archive *fout, IndInfo *indinfo, int numIndexes,
@@ -4447,13 +4424,14 @@ dumpIndexes(Archive *fout, IndInfo *indinfo, int numIndexes,
else
appendPQExpBuffer(q, " %s )", attlist->data);
- if (*indinfo[i].indpred) /* If there is an index predicate */
+ if (strcmp(indinfo[i].indhaspred, "t") == 0)
{
+ /* There is an index predicate, so fetch and dump it */
int numRows;
PQExpBuffer pred = createPQExpBuffer();
- appendPQExpBuffer(pred, "SELECT pg_get_expr(indpred,indrelid) as pred FROM pg_index WHERE oid = %s",
- indinfo[i].oid);
+ appendPQExpBuffer(pred, "SELECT pg_get_expr(indpred,indrelid) as pred FROM pg_index WHERE indexrelid = %s",
+ indinfo[i].indexreloid);
res = PQexec(g_conn, pred->data);
if (!res || PQresultStatus(res) != PGRES_TUPLES_OK)
{
@@ -4491,7 +4469,7 @@ dumpIndexes(Archive *fout, IndInfo *indinfo, int numIndexes,
/* Dump Index Comments */
resetPQExpBuffer(q);
appendPQExpBuffer(q, "INDEX %s", id1->data);
- dumpComment(fout, q->data, indinfo[i].indoid);
+ dumpComment(fout, q->data, indinfo[i].indexreloid);
}
}
diff --git a/src/bin/pg_dump/pg_dump.h b/src/bin/pg_dump/pg_dump.h
index 503d10f63dc..180b7f87efb 100644
--- a/src/bin/pg_dump/pg_dump.h
+++ b/src/bin/pg_dump/pg_dump.h
@@ -6,7 +6,7 @@
* Portions Copyright (c) 1996-2001, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
- * $Id: pg_dump.h,v 1.66 2001/07/16 05:06:59 tgl Exp $
+ * $Id: pg_dump.h,v 1.67 2001/07/17 00:30:35 tgl Exp $
*
* Modifications - 6/12/96 - dave@bensoft.com - version 1.13.dhb.2
*
@@ -134,10 +134,10 @@ typedef struct _inhInfo
typedef struct _indInfo
{
- char *oid; /* Oid of the pg_index entry */
- char *indoid; /* oid of the pg_class entry for the index */
- char *indexrelname; /* name of the secondary index class */
- char *indrelname; /* name of the indexed heap class */
+ char *indexreloid; /* oid of the index itself */
+ char *indreloid; /* oid of the table the index is on */
+ char *indexrelname; /* name of the index itself */
+ char *indrelname; /* name of the indexed table */
char *indamname; /* name of the access method (e.g. btree,
* rtree, etc.) */
char *indproc; /* oid of the function to compute the
@@ -147,7 +147,7 @@ typedef struct _indInfo
char *indclass[INDEX_MAX_KEYS]; /* opclass of the keys */
char *indisunique; /* is this index unique? */
char *indisprimary; /* is this a PK index? */
- char *indpred; /* index predicate */
+ char *indhaspred; /* does this index have a predicate? */
} IndInfo;
typedef struct _aggInfo
generated by cgit v1.2.3 (git 2.25.1) at 2025-08-02 23:58:33 +0000