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Change plpgsql to depend on main parser's type-declaration grammar,

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rather than having its own somewhat half-baked notion of what a type
declaration looks like.  This is necessary now to ensure that plpgsql
will think a 'timestamp' variable has the same semantics as 'timestamp'
does in the main SQL grammar; and it should avoid divergences in future.
This commit is contained in:
Tom Lane
2001-10-09 04:15:38 +00:00
parent 7ecc40c2df
commit 0b3bca6c6f
8 changed files with 282 additions and 179 deletions
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13
doc/src/sgml/plsql.sgml
View File

@ -1,5 +1,5 @@
<!--
$Header: /cvsroot/pgsql/doc/src/sgml/Attic/plsql.sgml,v 2.40 2001/09/18 12:08:26 petere Exp $
$Header: /cvsroot/pgsql/doc/src/sgml/Attic/plsql.sgml,v 2.41 2001/10/09 04:15:38 tgl Exp $
-->
<chapter id="plpgsql">
@ -229,7 +229,7 @@ END;
re-create them. For example:
<programlisting>
drop function testfunc(integer);
create function testfunc(integer) return integer as '
create function testfunc(integer) returns integer as '
....
end;
' language 'plpgsql';
@ -360,7 +360,7 @@ END;
Here are some examples of variable declarations:
<programlisting>
user_id INTEGER;
quantity NUMBER(5);
quantity NUMERIC(5);
url VARCHAR;
</programlisting>
</para>
@ -437,7 +437,7 @@ END;
<para>
Using the <type>%TYPE</type> and <type>%ROWTYPE</type>
attributes, you can declare variables with the same
data type or structure of another database item (e.g: a
data type or structure as another database item (e.g: a
table field).
</para>
@ -512,7 +512,7 @@ create function cs_refresh_one_mv(integer) returns integer as '
WHERE sort_key=key;
IF NOT FOUND THEN
RAISE EXCEPTION ''View '' || key || '' not found'';
RAISE EXCEPTION ''View % not found'', key;
RETURN 0;
END IF;
@ -575,8 +575,7 @@ SELECT <replaceable>expression</replaceable>
identifiers are substituted by parameters and the actual values from
the variables are passed to the executor in the parameter array. All
expressions used in a <application>PL/pgSQL</application> function are only prepared and
saved once. The only exception to this rule is an EXECUTE statement
if parsing of a query is needed each time it is encountered.
saved once. The only exception to this rule is an EXECUTE statement.
</para>
<para>