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# 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

pg_convert()

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