Now \d show tablespace of indices per discussion.
authorBruce Momjian <bruce@momjian.us>
Tue, 14 Jun 2005 23:59:31 +0000 (23:59 +0000)
committerBruce Momjian <bruce@momjian.us>
Tue, 14 Jun 2005 23:59:31 +0000 (23:59 +0000)
test=# \d e
       Table "public.e"
 Column |  Type   | Modifiers
--------+---------+-----------
 i      | integer | not null
 j      | integer | not null
 k      | integer |
Indexes:
    "e_pkey" PRIMARY KEY, btree (i, j), tablespace "haha"
    "ei" btree (i)
    "ej" btree (j), tablespace "haha"
    "ek" btree (k)
Tablespace: "haha"

Qingqing Zhou

src/bin/psql/describe.c

index 17549b2b5f8a0a50e203e194e887cb61ebbebdcc..392421dc6f60d96de5c4dca8226c762d6e150615 100644 (file)
@@ -3,7 +3,7 @@
  *
  * Copyright (c) 2000-2005, PostgreSQL Global Development Group
  *
- * $PostgreSQL: pgsql/src/bin/psql/describe.c,v 1.116 2005/06/14 02:57:41 momjian Exp $
+ * $PostgreSQL: pgsql/src/bin/psql/describe.c,v 1.117 2005/06/14 23:59:31 momjian Exp $
  */
 #include "postgres_fe.h"
 #include "describe.h"
@@ -37,8 +37,8 @@ static void processNamePattern(PQExpBuffer buf, const char *pattern,
                                   const char *schemavar, const char *namevar,
                                   const char *altnamevar, const char *visibilityrule);
 
-static void add_tablespace_footer(char relkind, Oid tablespace,
-                                         char **footers, int *count, PQExpBufferData buf);
+static bool add_tablespace_footer(char relkind, Oid tablespace, char **footers, 
+                                                                               int *count, PQExpBufferData buf, bool newline);
 
 /*----------------
  * Handlers for various slash commands displaying some sort of list
@@ -942,7 +942,7 @@ describeOneTableDetails(const char *schemaname,
                        footers = pg_malloc_zero(4 * sizeof(*footers));
                        footers[count_footers++] = pg_strdup(tmpbuf.data);
                        add_tablespace_footer(tableinfo.relkind, tableinfo.tablespace,
-                                                                 footers, &count_footers, tmpbuf);
+                                                                 footers, &count_footers, tmpbuf, true);
                        footers[count_footers] = NULL;
 
                }
@@ -1022,7 +1022,7 @@ describeOneTableDetails(const char *schemaname,
                {
                        printfPQExpBuffer(&buf,
                                                          "SELECT c2.relname, i.indisprimary, i.indisunique, i.indisclustered, "
-                                       "pg_catalog.pg_get_indexdef(i.indexrelid, 0, true)\n"
+                                       "pg_catalog.pg_get_indexdef(i.indexrelid, 0, true), c2.reltablespace\n"
                                                          "FROM pg_catalog.pg_class c, pg_catalog.pg_class c2, pg_catalog.pg_index i\n"
                                                          "WHERE c.oid = '%s' AND c.oid = i.indrelid AND i.indexrelid = c2.oid\n"
                                                          "ORDER BY i.indisprimary DESC, i.indisunique DESC, c2.relname",
@@ -1142,6 +1142,7 @@ describeOneTableDetails(const char *schemaname,
                        {
                                const char *indexdef;
                                const char *usingpos;
+                               PQExpBufferData tmpbuf;
 
                                /* Output index name */
                                printfPQExpBuffer(&buf, _("    \"%s\""),
@@ -1165,6 +1166,22 @@ describeOneTableDetails(const char *schemaname,
                                if (strcmp(PQgetvalue(result1, i, 3), "t") == 0)
                                        appendPQExpBuffer(&buf, " CLUSTER");
 
+                               /* Print tablespace of the index on the same line */
+                               count_footers += 1;
+                               initPQExpBuffer(&tmpbuf);
+                               if (add_tablespace_footer('i', 
+                                                                       atooid(PQgetvalue(result1, i, 5)),
+                                                                       footers, &count_footers, tmpbuf, false))
+                               {
+                                       appendPQExpBuffer(&buf, ", ");
+                                       appendPQExpBuffer(&buf, tmpbuf.data);
+                                       
+                                       count_footers -= 2;
+                               }
+                               else
+                                       count_footers -= 1;
+                               termPQExpBuffer(&tmpbuf);
+                               
                                footers[count_footers++] = pg_strdup(buf.data);
                        }
                }
@@ -1265,7 +1282,7 @@ describeOneTableDetails(const char *schemaname,
                }
 
                add_tablespace_footer(tableinfo.relkind, tableinfo.tablespace,
-                                                         footers, &count_footers, buf);
+                                                         footers, &count_footers, buf, true);
                /* end of list marker */
                footers[count_footers] = NULL;
 
@@ -1317,9 +1334,13 @@ error_return:
 }
 
 
-static void
+/* 
+ * Return true if the relation uses non default tablespace; 
+ * otherwise return false 
+ */
+static bool
 add_tablespace_footer(char relkind, Oid tablespace, char **footers,
-                                         int *count, PQExpBufferData buf)
+                                         int *count, PQExpBufferData buf, bool newline)
 {
        /* relkinds for which we support tablespaces */
        if (relkind == 'r' || relkind == 'i')
@@ -1336,17 +1357,23 @@ add_tablespace_footer(char relkind, Oid tablespace, char **footers,
                                                          "WHERE oid = '%u';", tablespace);
                        result1 = PSQLexec(buf.data, false);
                        if (!result1)
-                               return;
+                               return false;
                        /* Should always be the case, but.... */
                        if (PQntuples(result1) > 0)
                        {
-                               printfPQExpBuffer(&buf, _("Tablespace: \"%s\""),
-                                                                 PQgetvalue(result1, 0, 0));
+                               printfPQExpBuffer(&buf, 
+                                       newline?_("Tablespace: \"%s\""):_("tablespace \"%s\""),
+                                       PQgetvalue(result1, 0, 0));
+                                       
                                footers[(*count)++] = pg_strdup(buf.data);
                        }
                        PQclear(result1);
+                       
+                       return true;
                }
        }
+       
+       return false;
 }
 
 /*