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authorBruce Momjian <bruce@momjian.us>2003-02-03 14:04:24 +0000
committerBruce Momjian <bruce@momjian.us>2003-02-03 14:04:24 +0000
commit802a4d411103f91e9b5a8507a379b89953ea1354 (patch)
tree6226c3f514bed2a156ab5d77bb69dda050595b3a
parentc7bceca156cc7ffd744b17669b7839b69eb1c9d3 (diff)
downloadpostgresql-802a4d411103f91e9b5a8507a379b89953ea1354.tar.gz
postgresql-802a4d411103f91e9b5a8507a379b89953ea1354.zip
Change MOVE LAST to MOVE ALL.
Standard says FETCH LAST is after last row, and we don't do that.
-rw-r--r--doc/src/sgml/ref/fetch.sgml23
-rw-r--r--doc/src/sgml/ref/move.sgml5
-rw-r--r--src/backend/parser/gram.y6
-rw-r--r--src/backend/parser/keywords.c3
4 files changed, 12 insertions, 25 deletions
diff --git a/doc/src/sgml/ref/fetch.sgml b/doc/src/sgml/ref/fetch.sgml
index b67b7ef3c7a..48363b5f4ad 100644
--- a/doc/src/sgml/ref/fetch.sgml
+++ b/doc/src/sgml/ref/fetch.sgml
@@ -1,5 +1,5 @@
<!--
-$Header: /cvsroot/pgsql/doc/src/sgml/ref/fetch.sgml,v 1.23 2003/01/08 00:22:26 tgl Exp $
+$Header: /cvsroot/pgsql/doc/src/sgml/ref/fetch.sgml,v 1.24 2003/02/03 14:04:24 momjian Exp $
PostgreSQL documentation
-->
@@ -22,7 +22,7 @@ PostgreSQL documentation
</refsynopsisdivinfo>
<synopsis>
FETCH [ <replaceable class="PARAMETER">direction</replaceable> ] [ <replaceable class="PARAMETER">count</replaceable> ] { IN | FROM } <replaceable class="PARAMETER">cursor</replaceable>
-FETCH [ FORWARD | BACKWARD | RELATIVE ] [ <replaceable class="PARAMETER">#</replaceable> | ALL | LAST | NEXT | PRIOR ]
+FETCH [ FORWARD | BACKWARD | RELATIVE ] [ <replaceable class="PARAMETER">#</replaceable> | ALL | NEXT | PRIOR ]
{ IN | FROM } <replaceable class="PARAMETER">cursor</replaceable>
</synopsis>
@@ -107,17 +107,6 @@ FETCH [ FORWARD | BACKWARD | RELATIVE ] [ <replaceable class="PARAMETER">#</repl
<varlistentry>
<term>
- LAST
- </term>
- <listitem>
- <para>
- Same as <literal>ALL</>, but conforms to SQL92 syntax.
- </para>
- </listitem>
- </varlistentry>
-
- <varlistentry>
- <term>
NEXT
</term>
<listitem>
@@ -212,7 +201,7 @@ WARNING: FETCH/ABSOLUTE not supported, using RELATIVE
If the number of rows remaining in the cursor is less
than <replaceable class="PARAMETER">#</replaceable>,
then only those available are fetched.
- Substituting the keyword ALL or LAST in place of a number will
+ Substituting the keyword ALL in place of a number will
cause all remaining rows in the cursor to be retrieved.
Rows may be fetched in both FORWARD and BACKWARD
directions. The default direction is FORWARD.
@@ -220,13 +209,13 @@ WARNING: FETCH/ABSOLUTE not supported, using RELATIVE
<para>
The cursor position can be before the first row of the query result, or on
- any particular row of the result, or after the last row of the result.
+ any particular row of the result.
When created, a cursor is positioned before the first row. After fetching
some rows, the cursor is positioned on the last row retrieved. A new
<command>FETCH</command> always steps one row in the specified direction
(if possible) before beginning to return rows. If the
<command>FETCH</command> requests more rows than available, the cursor is
- left positioned after the last row of the query result (or before the first
+ left positioned on the last row of the query result (or on the first
row, in the case of a backward fetch). This will always be the case after
<command>FETCH ALL</>.
</para>
@@ -236,7 +225,7 @@ WARNING: FETCH/ABSOLUTE not supported, using RELATIVE
A zero row count requests fetching the current row without moving the
cursor --- that is, re-fetching the most recently fetched row.
This will succeed unless the cursor is positioned before the
- first row or after the last row; in which case, no row is returned.
+ first row; in which case, no row is returned.
</para>
</tip>
diff --git a/doc/src/sgml/ref/move.sgml b/doc/src/sgml/ref/move.sgml
index 5b6f2671af8..2d27e14442f 100644
--- a/doc/src/sgml/ref/move.sgml
+++ b/doc/src/sgml/ref/move.sgml
@@ -1,5 +1,5 @@
<!--
-$Header: /cvsroot/pgsql/doc/src/sgml/ref/move.sgml,v 1.16 2003/01/08 00:22:26 tgl Exp $
+$Header: /cvsroot/pgsql/doc/src/sgml/ref/move.sgml,v 1.17 2003/02/03 14:04:24 momjian Exp $
PostgreSQL documentation
-->
@@ -34,7 +34,8 @@ MOVE [ <replaceable class="PARAMETER">direction</replaceable> ] [ <replaceable c
</title>
<para>
<command>MOVE</command> allows the user to move the cursor position a
- specified number of rows, or all the way to the end or start of the query.
+ specified number of rows, or to the beginning or end of the cursor.
+ <command>MOVE ALL</command> moves to the last row of the cursor.
<command>MOVE</command> works exactly like the <command>FETCH</command>
command, except it only repositions the cursor and does not return rows.
</para>
diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 2d3c4445206..22c07de7b5e 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -11,7 +11,7 @@
*
*
* IDENTIFICATION
- * $Header: /cvsroot/pgsql/src/backend/parser/gram.y,v 2.397 2003/02/02 23:46:38 tgl Exp $
+ * $Header: /cvsroot/pgsql/src/backend/parser/gram.y,v 2.398 2003/02/03 14:04:24 momjian Exp $
*
* HISTORY
* AUTHOR DATE MAJOR EVENT
@@ -361,7 +361,7 @@ static void doNegateFloat(Value *v);
KEY
- LANCOMPILER LANGUAGE LAST LEADING LEFT LEVEL LIKE LIMIT
+ LANCOMPILER LANGUAGE LEADING LEFT LEVEL LIKE LIMIT
LISTEN LOAD LOCAL LOCALTIME LOCALTIMESTAMP LOCATION
LOCK_P
@@ -2713,7 +2713,6 @@ fetch_how_many:
Iconst { $$ = $1; }
| '-' Iconst { $$ = - $2; }
| ALL { $$ = INT_MAX; }
- | LAST { $$ = INT_MAX; }
| NEXT { $$ = 1; }
| PRIOR { $$ = -1; }
;
@@ -7131,7 +7130,6 @@ unreserved_keyword:
| KEY
| LANCOMPILER
| LANGUAGE
- | LAST
| LEVEL
| LISTEN
| LOAD
diff --git a/src/backend/parser/keywords.c b/src/backend/parser/keywords.c
index 5373b974cbe..4166825df86 100644
--- a/src/backend/parser/keywords.c
+++ b/src/backend/parser/keywords.c
@@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
- * $Header: /cvsroot/pgsql/src/backend/parser/keywords.c,v 1.132 2002/12/12 20:35:13 tgl Exp $
+ * $Header: /cvsroot/pgsql/src/backend/parser/keywords.c,v 1.133 2003/02/03 14:04:24 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@@ -172,7 +172,6 @@ static const ScanKeyword ScanKeywords[] = {
{"key", KEY},
{"lancompiler", LANCOMPILER},
{"language", LANGUAGE},
- {"last", LAST},
{"leading", LEADING},
{"left", LEFT},
{"level", LEVEL},