|The PostgreSQL 9.0 Reference Manual - Volume 1A - SQL Language Reference
by The PostgreSQL Global Development Group
Paperback (6"x9"), 454 pages
RRP £14.95 ($19.95)
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2.2.6 Function Calls
The syntax for a function call is the name of a function (possibly qualified with a schema name), followed by its argument list enclosed in parentheses:
function_name ([expression [, expression ... ]] )
For example, the following computes the square root of 2:
The list of built-in functions is in section 7 Functions and Operators. Other functions can be added by the user.
The arguments can optionally have names attached. See section 2.3 Calling Functions for details.
|ISBN 9781906966041||The PostgreSQL 9.0 Reference Manual - Volume 1A - SQL Language Reference||See the print edition|