Thursday, January 15, 2009

January 2009

January 07: We can use a single character wild card search In LIKE. For an example - where a.text LIKE '%_L_NK%'. '_' is replace by any character.

January 15
: In parent child situation , you can delete records from parent if you delete child records first. In this situation you can truncate child table but not parent table. To truncate parent table you must disable all foreign key constraint of child tables. Interesting :)
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