FYI:
This checkin seems to change the DB schema, making existing databases
incompatible with the code after this change:
!FATAL: SQL schema missing or incompatible, rebuild from archive
Stefan
On Thu, Feb 26, 2009 at 04:56:32PM +0000, Roberto Cornacchia wrote:
> Update of /cvsroot/monetdb/sql/src/common
> In directory 23jxhf1.ch3.sourceforge.com:/tmp/cvs-serv29270/common
>
> Modified Files:
> Tag: Feb2009
> sql_types.mx
> Log Message:
> added prod() aggregation function in SQL
>
> Not part of standard SQL, but useful and available in most SQL DBs
>
>
>
> U sql_types.mx
> Index: sql_types.mx
> ===================================================================
> RCS file: /cvsroot/monetdb/sql/src/common/sql_types.mx,v
> retrieving revision 1.121.2.1
> retrieving revision 1.121.2.2
> diff -u -d -r1.121.2.1 -r1.121.2.2
> --- sql_types.mx 11 Feb 2009 19:35:44 -0000 1.121.2.1
> +++ sql_types.mx 26 Feb 2009 16:56:29 -0000 1.121.2.2
> @@ -1361,6 +1361,35 @@
> t++; /* LNG */
> sql_create_aggr("sum", "aggr", "sum", *(t), *(t));
>
> + /* prod for numerical and decimals */
> + sql_create_aggr("prod", "aggr", "product", BTE, SHT);
> + sql_create_aggr("prod", "aggr", "product", BTE, INT);
> + sql_create_aggr("prod", "aggr", "product", BTE, WRD);
> + sql_create_aggr("prod", "aggr", "product", BTE, LNG);
> +
> + sql_create_aggr("prod", "aggr", "product", SHT, INT);
> + sql_create_aggr("prod", "aggr", "product", SHT, WRD);
> + sql_create_aggr("prod", "aggr", "product", SHT, LNG);
> +
> + sql_create_aggr("prod", "aggr", "product", INT, WRD);
> + sql_create_aggr("prod", "aggr", "product", INT, LNG);
> +
> + sql_create_aggr("prod", "aggr", "product", WRD, WRD);
> + sql_create_aggr("prod", "aggr", "product", WRD, LNG);
> + sql_create_aggr("prod", "aggr", "product", LNG, LNG);
> +
> + t = decimals; /* BTE */
> + sql_create_aggr("prod", "aggr", "product", *(t), *(t+1));
> + sql_create_aggr("prod", "aggr", "product", *(t), *(t+2));
> + sql_create_aggr("prod", "aggr", "product", *(t), *(t+3));
> + t++; /* SHT */
> + sql_create_aggr("prod", "aggr", "product", *(t), *(t+1));
> + sql_create_aggr("prod", "aggr", "product", *(t), *(t+2));
> + t++; /* INT */
> + sql_create_aggr("prod", "aggr", "product", *(t), *(t+1));
> + t++; /* LNG */
> + sql_create_aggr("prod", "aggr", "product", *(t), *(t));
> +
> for (t = numerical; t < floats; t++) {
> sql_create_aggr("avg", "aggr", "avg", *(t), DBL);
> sql_create_func("mod", "calc", "%", *t, *t, *t, SCALE_FIX);
> @@ -1368,6 +1397,7 @@
>
> for (t = floats; t < dates; t++) {
> sql_create_aggr("sum", "aggr", "sum", *t, *t);
> + sql_create_aggr("prod", "aggr", "product", *t, *t);
> sql_create_aggr("avg", "aggr", "avg", *t, DBL);
>
> sql_create_func("mod", "calc", "fmod", *t, *t, *t, SCALE_FIX);
>
>
> ------------------------------------------------------------------------------
> Open Source Business Conference (OSBC), March 24-25, 2009, San Francisco, CA
> -OSBC tackles the biggest issue in open source: Open Sourcing the Enterprise
> -Strategies to boost innovation and cut costs with open source participation
> -Receive a $600 discount off the registration fee with the source code: SFAD
> http://p.sf.net/sfu/XcvMzF8H
> _______________________________________________
> Monetdb-sql-checkins mailing list
> [email protected]
> https://lists.sourceforge.net/lists/listinfo/monetdb-sql-checkins
--
| Dr. Stefan Manegold | mailto:[email protected] |
| CWI, P.O.Box 94079 | http://www.cwi.nl/~manegold/ |
| 1090 GB Amsterdam | Tel.: +31 (20) 592-4212 |
| The Netherlands | Fax : +31 (20) 592-4312 |
------------------------------------------------------------------------------
Open Source Business Conference (OSBC), March 24-25, 2009, San Francisco, CA
-OSBC tackles the biggest issue in open source: Open Sourcing the Enterprise
-Strategies to boost innovation and cut costs with open source participation
-Receive a $600 discount off the registration fee with the source code: SFAD
http://p.sf.net/sfu/XcvMzF8H
_______________________________________________
Monetdb-developers mailing list
[email protected]
https://lists.sourceforge.net/lists/listinfo/monetdb-developers
