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Top Forums UNIX for Dummies Questions & Answers unary operator expected error Post 302251691 by radoulov on Monday 27th of October 2008 07:05:14 PM
Old 10-27-2008
Quote the variable:
Code:
$ [ $table_name != "ABC" ]
bash: [: !=: unary operator expected
$ [ "$table_name" != "ABC" ]
$

 

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PG_CONVERT(3)															     PG_CONVERT(3)

pg_convert - Convert associative array values into suitable for SQL statement

SYNOPSIS
array pg_convert (resource $connection, string $table_name, array $assoc_array, [int $options]) DESCRIPTION
pg_convert(3) checks and converts the values in $assoc_array into suitable values for use in an SQL statement. Precondition for pg_con- vert(3) is the existence of a table $table_name which has at least as many columns as $assoc_array has elements. The fieldnames in $ta- ble_name must match the indices in $assoc_array and the corresponding datatypes must be compatible. Returns an array with the converted values on success, FALSE otherwise. Note If there are boolean fields in $table_name don't use the constant TRUE in $assoc_array. It will be converted to the string 'TRUE' which is no valid entry for boolean fields in PostgreSQL. Use one of t, true, 1, y, yes instead. Warning This function is EXPERIMENTAL. The behaviour of this function, its name, and surrounding documentation may change without notice in a future release of PHP. This function should be used at your own risk. PARAMETERS
o $connection - PostgreSQL database connection resource. o $table_name - Name of the table against which to convert types. o $assoc_array - Data to be converted. o $options - Any number of PGSQL_CONV_IGNORE_DEFAULT, PGSQL_CONV_FORCE_NULL or PGSQL_CONV_IGNORE_NOT_NULL, combined. RETURN VALUES
An array of converted values, or FALSE on error. EXAMPLES
Example #1 pg_convert(3) example <?php $dbconn = pg_connect('dbname=foo'); $tmp = array( 'author' => 'Joe Thackery', 'year' => 2005, 'title' => 'My Life, by Joe Thackery' ); $vals = pg_convert($dbconn, 'authors', $tmp); ?> SEE ALSO
pg_meta_data(3). PHP Documentation Group PG_CONVERT(3)
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