pg_select (PHP 4 >= 4.3.0, PHP 5) pg_select --
Select records
Descriptionmixed pg_select ( resource connection, string table_name, array assoc_array [, int options] )
pg_select() selects records specified by
assoc_array which has
field=>value. For a successful query, it returns an
array containing all records and fields that match the condition
specified by assoc_array.
If options is specified,
pg_convert() is applied to
assoc_array with the specified flags.
| Warning | This function is
EXPERIMENTAL. The behaviour of this function, the
name of this function, and anything else documented about this
function may change without notice in a future release of PHP.
Use this function at your own risk. |
Parameters
- connection
PostgreSQL database connection resource.
- table_name
Name of the table from which to select rows.
- assoc_array
An array whose keys are field names in the table table_name,
and whose values are the conditions that a row must meet to be retrieved.
- options
Any number of PGSQL_CONV_FORCE_NULL,
PGSQL_DML_NO_CONV,
PGSQL_DML_EXEC,
PGSQL_DML_ASYNC or
PGSQL_DML_STRING combined. If PGSQL_DML_STRING is part of the
options then query string is returned.
Return Values
Returns TRUE on success or FALSE on failure. Returns string if PGSQL_DML_STRING is passed
via options.
Examples
Example 1. pg_select() example
<?php
$db = pg_connect('dbname=foo');
// This is safe, since $_POST is converted automatically
$rec = pg_select($db, 'post_log', $_POST);
if ($rec) {
echo "Records selected\n";
var_dump($rec);
} else {
echo "User must have sent wrong inputs\n";
}
?>
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