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CategoryComputingTips > SQLCompTips

SQL Tips

This is more a collection of recipes than tips I guess.

Using substring and a sub select

SELECT COUNT(substring),substring FROM ( 
 SELECT SUBSTRING(domainname FROM POSITION('.' in domainname)) FROM orders WHERE type=1) AS foo
 GROUP BY substring;

Group and count domain extensions.

TheEarthWiki: SQLCompTips (last edited 2008-02-19 15:39:15 by localhost)