Change MOVE LAST to MOVE ALL.
Standard says FETCH LAST is after last row, and we don't do that.
This commit is contained in:
Bruce Momjian
parent
c7bceca156
commit
802a4d4111
@ -1,5 +1,5 @@
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<!--
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$Header: /cvsroot/pgsql/doc/src/sgml/ref/fetch.sgml,v 1.23 2003/01/08 00:22:26 tgl Exp $
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$Header: /cvsroot/pgsql/doc/src/sgml/ref/fetch.sgml,v 1.24 2003/02/03 14:04:24 momjian Exp $
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PostgreSQL documentation
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-->
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@ -22,7 +22,7 @@ PostgreSQL documentation
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</refsynopsisdivinfo>
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<synopsis>
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FETCH [ <replaceable class="PARAMETER">direction</replaceable> ] [ <replaceable class="PARAMETER">count</replaceable> ] { IN | FROM } <replaceable class="PARAMETER">cursor</replaceable>
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FETCH [ FORWARD | BACKWARD | RELATIVE ] [ <replaceable class="PARAMETER">#</replaceable> | ALL | LAST | NEXT | PRIOR ]
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FETCH [ FORWARD | BACKWARD | RELATIVE ] [ <replaceable class="PARAMETER">#</replaceable> | ALL | NEXT | PRIOR ]
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{ IN | FROM } <replaceable class="PARAMETER">cursor</replaceable>
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</synopsis>
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@ -105,17 +105,6 @@ FETCH [ FORWARD | BACKWARD | RELATIVE ] [ <replaceable class="PARAMETER">#</repl
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</listitem>
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</varlistentry>
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<varlistentry>
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<term>
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LAST
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</term>
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<listitem>
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<para>
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Same as <literal>ALL</>, but conforms to SQL92 syntax.
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</para>
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</listitem>
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</varlistentry>
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<varlistentry>
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<term>
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NEXT
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@ -212,7 +201,7 @@ WARNING: FETCH/ABSOLUTE not supported, using RELATIVE
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If the number of rows remaining in the cursor is less
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than <replaceable class="PARAMETER">#</replaceable>,
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then only those available are fetched.
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Substituting the keyword ALL or LAST in place of a number will
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Substituting the keyword ALL in place of a number will
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cause all remaining rows in the cursor to be retrieved.
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Rows may be fetched in both FORWARD and BACKWARD
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directions. The default direction is FORWARD.
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@ -220,13 +209,13 @@ WARNING: FETCH/ABSOLUTE not supported, using RELATIVE
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<para>
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The cursor position can be before the first row of the query result, or on
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any particular row of the result, or after the last row of the result.
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any particular row of the result.
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When created, a cursor is positioned before the first row. After fetching
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some rows, the cursor is positioned on the last row retrieved. A new
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<command>FETCH</command> always steps one row in the specified direction
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(if possible) before beginning to return rows. If the
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<command>FETCH</command> requests more rows than available, the cursor is
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left positioned after the last row of the query result (or before the first
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left positioned on the last row of the query result (or on the first
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row, in the case of a backward fetch). This will always be the case after
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<command>FETCH ALL</>.
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</para>
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@ -236,7 +225,7 @@ WARNING: FETCH/ABSOLUTE not supported, using RELATIVE
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A zero row count requests fetching the current row without moving the
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cursor --- that is, re-fetching the most recently fetched row.
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This will succeed unless the cursor is positioned before the
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first row or after the last row; in which case, no row is returned.
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first row; in which case, no row is returned.
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</para>
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</tip>
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@ -1,5 +1,5 @@
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<!--
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$Header: /cvsroot/pgsql/doc/src/sgml/ref/move.sgml,v 1.16 2003/01/08 00:22:26 tgl Exp $
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$Header: /cvsroot/pgsql/doc/src/sgml/ref/move.sgml,v 1.17 2003/02/03 14:04:24 momjian Exp $
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PostgreSQL documentation
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-->
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@ -34,7 +34,8 @@ MOVE [ <replaceable class="PARAMETER">direction</replaceable> ] [ <replaceable c
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</title>
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<para>
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<command>MOVE</command> allows the user to move the cursor position a
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specified number of rows, or all the way to the end or start of the query.
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specified number of rows, or to the beginning or end of the cursor.
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<command>MOVE ALL</command> moves to the last row of the cursor.
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<command>MOVE</command> works exactly like the <command>FETCH</command>
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command, except it only repositions the cursor and does not return rows.
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</para>
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@ -11,7 +11,7 @@
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*
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*
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* IDENTIFICATION
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* $Header: /cvsroot/pgsql/src/backend/parser/gram.y,v 2.397 2003/02/02 23:46:38 tgl Exp $
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* $Header: /cvsroot/pgsql/src/backend/parser/gram.y,v 2.398 2003/02/03 14:04:24 momjian Exp $
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*
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* HISTORY
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* AUTHOR DATE MAJOR EVENT
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@ -361,7 +361,7 @@ static void doNegateFloat(Value *v);
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KEY
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LANCOMPILER LANGUAGE LAST LEADING LEFT LEVEL LIKE LIMIT
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LANCOMPILER LANGUAGE LEADING LEFT LEVEL LIKE LIMIT
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LISTEN LOAD LOCAL LOCALTIME LOCALTIMESTAMP LOCATION
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LOCK_P
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@ -2713,7 +2713,6 @@ fetch_how_many:
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Iconst { $$ = $1; }
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| '-' Iconst { $$ = - $2; }
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| ALL { $$ = INT_MAX; }
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| LAST { $$ = INT_MAX; }
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| NEXT { $$ = 1; }
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| PRIOR { $$ = -1; }
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;
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@ -7131,7 +7130,6 @@ unreserved_keyword:
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| KEY
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| LANCOMPILER
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| LANGUAGE
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| LAST
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| LEVEL
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| LISTEN
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| LOAD
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@ -8,7 +8,7 @@
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*
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*
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* IDENTIFICATION
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* $Header: /cvsroot/pgsql/src/backend/parser/keywords.c,v 1.132 2002/12/12 20:35:13 tgl Exp $
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* $Header: /cvsroot/pgsql/src/backend/parser/keywords.c,v 1.133 2003/02/03 14:04:24 momjian Exp $
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*
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*-------------------------------------------------------------------------
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*/
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@ -172,7 +172,6 @@ static const ScanKeyword ScanKeywords[] = {
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{"key", KEY},
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{"lancompiler", LANCOMPILER},
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{"language", LANGUAGE},
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{"last", LAST},
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{"leading", LEADING},
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{"left", LEFT},
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{"level", LEVEL},
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