Add mention of int for variable in examples

Bruce Momjian <bruce@momjian.us>

Commit: bc4e6db44c07dbef7e7c8d528b9c050417f898c3
Author: Bruce Momjian <bruce@momjian.us>
Date: 2000-04-23T11:39:08Z
Releases: 7.1.1
Add mention of int for variable in examples

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