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To: Thomas Lockhart <Thomas.G.Lockhart@jpl.nasa.gov>

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Subject: Re: [PATCHES] SET DateStyle patches

On Tue, 22 Apr 1997, Thomas Lockhart wrote:

> Some more patches! These (try to) finish implementing SET variable TO value
> for "DateStyle" (changed the name from simply "date" to be more descriptive).
> This is based on code from Martin and Bruce (?), which was easy to modify.
> The syntax is
>
> SET DateStyle TO 'iso'
> SET DateStyle TO 'postgres'
> SET DateStyle TO 'sql'
> SET DateStyle TO 'european'
> SET DateStyle TO 'noneuropean'
> SET DateStyle TO 'us'         (same as "noneuropean")
> SET DateStyle TO 'default'    (current same as "postgres,us")
>
> ("european" is just compared for the first 4 characters, and "noneuropean"
> is compared for the first 7 to allow less typing).
>
> Multiple arguments are allowed, so SET datestyle TO 'sql,euro' is valid.
>
> My mods also try to implement "SHOW variable" and "RESET variable", but
> that part just core dumps at the moment. I would guess that my errors
> are obvious to someone who knows what they are doing with the parser stuff,
> so if someone (Bruce and/or Martin??) could have it do the right thing
> we will have a more complete set of what we need.
>
> Also, I would like to have a floating point precision global variable to
> implement "SET precision TO 10" and perhaps "SET precision TO 10,2" for
> float8 and float4, but I don't know how to do that for integer types rather
> than strings. If someone is fixing the SHOW and RESET code, perhaps they can
> add some hooks for me to do the floats while they are at it.
>
> I've left some remnants of variable structures in the source code which
> I did not use in the interests of getting something working for v6.1.
> We'll have time to clean things up for the next release...
This commit is contained in:
Marc G. Fournier
1997-04-23 03:18:27 +00:00
parent cf398593fd
commit 4b5319129c
7 changed files with 392 additions and 41 deletions
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4
src/backend/parser/keywords.c
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@@ -7,7 +7,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/parser/keywords.c,v 1.8 1997/04/02 04:49:13 vadim Exp $
* $Header: /cvsroot/pgsql/src/backend/parser/keywords.c,v 1.9 1997/04/23 03:17:04 scrappy Exp $
*
*-------------------------------------------------------------------------
*/
@@ -116,6 +116,7 @@ static ScanKeyword ScanKeywords[] = {
{ "recipe", RECIPE },
{ "rename", RENAME },
{ "replace", REPLACE },
{ "reset", RESET },
{ "retrieve", RETRIEVE },
{ "returns", RETURNS },
{ "revoke", REVOKE },
@@ -125,6 +126,7 @@ static ScanKeyword ScanKeywords[] = {
{ "sequence", SEQUENCE },
{ "set", SET },
{ "setof", SETOF },
{ "show", SHOW },
{ "stdin", STDIN },
{ "stdout", STDOUT },
{ "store", STORE },