Suggested changes {before : after}.
On 12/16/2004 09:33 AM, CAMPBELL, BRIAN D (BRIAN) said:
Undefined values, or C<undef>, are used to indicate NULL values.
You can insert {: or} update columns with a NULL value as you would a
non-NULL value. These examples insert and update the column
C<age> with a NULL value:
However, care must be taken {in the particular case of : when} trying to use
NULL values {to qualify : in} a C<WHERE> clause. Consider:
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