schemas/_regproc.mysql.sql
author Sylvain Thénault <sylvain.thenault@logilab.fr>
Tue, 15 Jun 2010 18:00:26 +0200
branchstable
changeset 5748 487ab6ac90cc
parent 3928 2ced335a9b55
permissions -rw-r--r--
[auto-reload] we should never call load_module with use_sys=False, that may lead to inconsistency with module interdependancy (eg module get imported by another one, then is reimported by the vreg to load its appobjects. Cleanup of sys.modules done before reloading should be enough.
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/* -*- sql -*- 
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   mysql specific registered procedures, 
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*/
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/* XXX limit_size version dealing with format as postgres version does.
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   XXX mysql doesn't support overloading, each function should have a different name
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   NOTE: fulltext renamed since it cause a mysql name conflict
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 */
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CREATE FUNCTION text_limit_size(vfulltext TEXT, maxsize INT)
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RETURNS TEXT
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NO SQL
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BEGIN
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    IF LENGTH(vfulltext) < maxsize THEN
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       RETURN vfulltext;
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    ELSE
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       RETURN SUBSTRING(vfulltext from 1 for maxsize) || '...';
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    END IF;
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END ;;