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CLASS="SECT1"
><A
NAME="TRIGGER-DATACHANGES"
>36.2. Visibility of Data Changes</A
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><P
>    If you execute SQL commands in your trigger function, and these
    commands access the table that the trigger is for, then
    you need to be aware of the data visibility rules, because they determine
    whether these SQL commands will see the data change that the trigger
    is fired for.  Briefly:

    <P
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><LI
><P
>       Statement-level trigger