PostgreSQL
PHP Manual

pg_meta_data

(PHP 4 >= 4.3.0, PHP 5)

pg_meta_data — Get meta data for table

Description

array pg_meta_data ( resource $connection , string $table_name )

pg_meta_data() returns table definition for table_name as an array.

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

The name of the table.

Return Values

An array of the table definition, or FALSE on error.

Examples

Example#1 Getting table metadata

<?php
  $dbconn 
pg_connect("dbname=publisher") or die("Could not connect");

  
$meta pg_meta_data($dbconn'authors');
  if (
is_array($meta)) {
      echo 
'<pre>';
      
var_dump($meta);
      echo 
'</pre>';
  }
?>

The above example will output:

array(3) { ["author"]=> array(5) { ["num"]=> int(1) ["type"]=> string(7) "varchar" ["len"]=> int(-1) ["not null"]=> bool(false) ["has default"]=> bool(false) } ["year"]=> array(5) { ["num"]=> int(2) ["type"]=> string(4) "int2" ["len"]=> int(2) ["not null"]=> bool(false) ["has default"]=> bool(false) } ["title"]=> array(5) { ["num"]=> int(3) ["type"]=> string(7) "varchar" ["len"]=> int(-1) ["not null"]=> bool(false) ["has default"]=> bool(false) } }

See Also


PostgreSQL
PHP Manual