Re: [Monetdb-developers] about Using Mal

Yes, when I run successfully! But why I must running sql.init() and then can run mal code? Best regards! 2010/8/18 Niels Nes

On Wed, Aug 18, 2010 at 03:53:49PM +0800, kun ren wrote:

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Thanks ! But when I use mclient -lmsql, but it has a error, the error is :language option needs to be one of sql, mil, mal, or xquery?

sql (and msql) start the interpreter with a 'sql' context. You can create this by running sql.init();

After that the mal code should run.

Niels

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Best regards!

2010/8/18 Fabian Groffen

On 18-08-2010 15:21:30 +0800, kun ren wrote: > Yes,I know expain. I mean I use MAL interface, write MAL instrction to > implement it. I write the mal instrctions generated by the expain select * > from t1,but it has errors.so I ask what mal when I use MAL interface ,not > sql interface.

use mclient -lmsql, that should do the trick.

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-- Niels Nes, Centrum Wiskunde & Informatica (CWI) Science Park 123, 1098 XG Amsterdam, The Netherlands room L3.14, phone ++31 20 592-4098 sip:4098@sip.cwi.nl url: http://www.cwi.nl/~niels e-mail: Niels.Nes@cwi.nl