Patch for current_schemas to optionally include implicit ...

Second cut attached. This one just adds a boolean option to the existing
function to indicate that implicit schemas are to be included (or not).
I remembered the docs as well this time :-)

Dave Page

diff --git a/doc/src/sgml/func.sgml b/doc/src/sgml/func.sgml
index 976147f5c2abac3ff35c8cb04f8d5f2cb2f89895..4c30789eff4166c26e185c4b34076a572d733d48 100644 (file)
--- a/doc/src/sgml/func.sgml
+++ b/doc/src/sgml/func.sgml
@@ -1,5 +1,5 @@
 
 
@@ -4323,9 +4323,9 @@ SELECT NULLIF(value, '(none)') ...
        name of current schema
       
       
-       current_schemas()
+       current_schemas(boolean)
        name[]
-       names of schemas in search path
+       names of schemas in search path optionally including implicit schemas
       
      
     
@@ -4378,10 +4378,10 @@ SELECT NULLIF(value, '(none)') ...
     at the front of the search path (or NULL if the search path is
     empty).  This is the schema that will be used for any tables or
     other named objects that are created without specifying a target schema.
-    current_schemas returns an array of the names of all
-    schemas presently in the search path.  Note that these functions show
-    only schemas that are explicitly part of the path; when a system schema
-    is being searched implicitly, it is not listed.
+    current_schemas(boolean) returns an array of the names of all
+    schemas presently in the search path.  The boolean option determines whether or not
+    implicitly included system schemas such as pg_catalog are included in the search 
+    path returned.
    
 
    
diff --git a/src/backend/utils/adt/name.c b/src/backend/utils/adt/name.c

index 7092bed875cd7fb24b0d7994e4ea54a7659d6d9f..e68b11c6fd452e0eef99938545ce8807b0b6e9d3 100644 (file)

--- a/src/backend/utils/adt/name.c
+++ b/src/backend/utils/adt/name.c
@@ -12,7 +12,7 @@
  *
  *
  * IDENTIFICATION
- *   $Header: /cvsroot/pgsql/src/backend/utils/adt/name.c,v 1.37 2002/06/13 06:19:45 ishii Exp $
+ *   $Header: /cvsroot/pgsql/src/backend/utils/adt/name.c,v 1.38 2002/06/15 20:03:51 momjian Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -251,7 +251,7 @@ current_schema(PG_FUNCTION_ARGS)
 Datum
 current_schemas(PG_FUNCTION_ARGS)
 {
-   List   *search_path = fetch_search_path(false);
+   List   *search_path = fetch_search_path(PG_GETARG_BOOL(0));
    int     nnames = length(search_path);
    Datum  *names;
    int     i;

diff --git a/src/include/catalog/catversion.h b/src/include/catalog/catversion.h

index ae10bfb6879328e574204b041996137a3e4ca1ab..b9af6cd518be4993777f15eb64a1107bd79fe27e 100644 (file)

--- a/src/include/catalog/catversion.h
+++ b/src/include/catalog/catversion.h
@@ -37,7 +37,7 @@
  * Portions Copyright (c) 1996-2001, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
- * $Id: catversion.h,v 1.134 2002/06/11 15:44:38 thomas Exp $
+ * $Id: catversion.h,v 1.135 2002/06/15 20:03:51 momjian Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -53,6 +53,6 @@
  */
 
 /*                         yyyymmddN */
-#define CATALOG_VERSION_NO 200206111
+#define CATALOG_VERSION_NO 200206151
 
 #endif

diff --git a/src/include/catalog/pg_proc.h b/src/include/catalog/pg_proc.h

index 56831dcfca105ec5c2aa3ce201ffde0fdf2de1fc..27511d9736b7b29eb00994f9ec9f083a786de101 100644 (file)

--- a/src/include/catalog/pg_proc.h
+++ b/src/include/catalog/pg_proc.h
@@ -7,7 +7,7 @@
  * Portions Copyright (c) 1996-2001, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
- * $Id: pg_proc.h,v 1.241 2002/06/11 15:41:37 thomas Exp $
+ * $Id: pg_proc.h,v 1.242 2002/06/15 20:03:51 momjian Exp $
  *
  * NOTES
  *   The script catalog/genbki.sh reads this file and generates .bki
@@ -1761,7 +1761,7 @@ DESCR("convert name to varchar");
 
 DATA(insert OID = 1402 (  current_schema   PGNSP PGUID 12 f f f t f s 0    19 "0" 100 0 0 100  current_schema - _null_ ));
 DESCR("current schema name");
-DATA(insert OID = 1403 (  current_schemas  PGNSP PGUID 12 f f f t f s 0  1003 "0" 100 0 0 100  current_schemas - _null_ ));
+DATA(insert OID = 1403 (  current_schemas  PGNSP PGUID 12 f f f t f s 1  1003 "16" 100 0 0 100 current_schemas - _null_ ));
 DESCR("current schema search list");
 
 DATA(insert OID = 1404 (  overlay          PGNSP PGUID 14 f f f t f i 4 25 "25 25 23 23" 100 0 0 100  "select substring($1, 1, ($3 - 1)) || $2 || substring($1, ($3 + $4))" - _null_ ));

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diff --git a/src/backend/utils/adt/name.c b/src/backend/utils/adt/name.c
index 7092bed875cd7fb24b0d7994e4ea54a7659d6d9f..e68b11c6fd452e0eef99938545ce8807b0b6e9d3 100644 (file)
--- a/src/backend/utils/adt/name.c
+++ b/src/backend/utils/adt/name.c
@@ -12,7 +12,7 @@
  *
  *
  * IDENTIFICATION
- *   $Header: /cvsroot/pgsql/src/backend/utils/adt/name.c,v 1.37 2002/06/13 06:19:45 ishii Exp $
+ *   $Header: /cvsroot/pgsql/src/backend/utils/adt/name.c,v 1.38 2002/06/15 20:03:51 momjian Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -251,7 +251,7 @@ current_schema(PG_FUNCTION_ARGS)
 Datum
 current_schemas(PG_FUNCTION_ARGS)
 {
-   List   *search_path = fetch_search_path(false);
+   List   *search_path = fetch_search_path(PG_GETARG_BOOL(0));
    int     nnames = length(search_path);
    Datum  *names;
    int     i;

diff --git a/src/include/catalog/catversion.h b/src/include/catalog/catversion.h
index ae10bfb6879328e574204b041996137a3e4ca1ab..b9af6cd518be4993777f15eb64a1107bd79fe27e 100644 (file)
--- a/src/include/catalog/catversion.h
+++ b/src/include/catalog/catversion.h
@@ -37,7 +37,7 @@
  * Portions Copyright (c) 1996-2001, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
- * $Id: catversion.h,v 1.134 2002/06/11 15:44:38 thomas Exp $
+ * $Id: catversion.h,v 1.135 2002/06/15 20:03:51 momjian Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -53,6 +53,6 @@
  */
 
 /*                         yyyymmddN */
-#define CATALOG_VERSION_NO 200206111
+#define CATALOG_VERSION_NO 200206151
 
 #endif

diff --git a/src/include/catalog/pg_proc.h b/src/include/catalog/pg_proc.h
index 56831dcfca105ec5c2aa3ce201ffde0fdf2de1fc..27511d9736b7b29eb00994f9ec9f083a786de101 100644 (file)
--- a/src/include/catalog/pg_proc.h
+++ b/src/include/catalog/pg_proc.h
@@ -7,7 +7,7 @@
  * Portions Copyright (c) 1996-2001, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
- * $Id: pg_proc.h,v 1.241 2002/06/11 15:41:37 thomas Exp $
+ * $Id: pg_proc.h,v 1.242 2002/06/15 20:03:51 momjian Exp $
  *
  * NOTES
  *   The script catalog/genbki.sh reads this file and generates .bki
@@ -1761,7 +1761,7 @@ DESCR("convert name to varchar");
 
 DATA(insert OID = 1402 (  current_schema   PGNSP PGUID 12 f f f t f s 0    19 "0" 100 0 0 100  current_schema - _null_ ));
 DESCR("current schema name");
-DATA(insert OID = 1403 (  current_schemas  PGNSP PGUID 12 f f f t f s 0  1003 "0" 100 0 0 100  current_schemas - _null_ ));
+DATA(insert OID = 1403 (  current_schemas  PGNSP PGUID 12 f f f t f s 1  1003 "16" 100 0 0 100 current_schemas - _null_ ));
 DESCR("current schema search list");
 
 DATA(insert OID = 1404 (  overlay          PGNSP PGUID 14 f f f t f i 4 25 "25 25 23 23" 100 0 0 100  "select substring($1, 1, ($3 - 1)) || $2 || substring($1, ($3 + $4))" - _null_ ));