PostgreSQL Functions
PHP Manual

pg_set_client_encoding

Set the client encoding

Description

int pg_set_client_encoding ([ resource $connection ], string $encoding )

pg_set_client_encoding sets the client encoding and returns 0 if success or -1 if error.

PostgreSQL will automatically convert data in the backend database encoding into the frontend encoding.

Note:

The function used to be called pg_setclientencoding.

Parameters

connection

PostgreSQL database connection resource. When connection is not present, the default connection is used. The default connection is the last connection made by pg_connect or pg_pconnect.

encoding

The required client encoding. One of SQL_ASCII, EUC_JP, EUC_CN, EUC_KR, EUC_TW, UNICODE, MULE_INTERNAL, LATINX (X=1...9), KOI8, WIN, ALT, SJIS, BIG5 or WIN1250.

The exact list of available encodings depends on your PostgreSQL version, so check your PostgreSQL manual for a more specific list.

Return Values

Returns 0 on success or -1 on error.

Examples

Example #1 pg_set_client_encoding example

<?php

$conn = pg_pconnect("dbname=publisher");
if (!$conn) {
  echo "An error occurred.\n";
  exit;
}

// Set the client encoding to UNICODE.  Data will be automatically
// converted from the backend encoding to the frontend.
pg_set_client_encoding($conn, "UNICODE");

$result = pg_query($conn, "SELECT author, email FROM authors");
if (!$result) {
  echo "An error occurred.\n";
  exit;
}

// Write out UTF-8 data
while ($row = pg_fetch_row($result)) {
  echo "Author: $row[0]  E-mail: $row[1]";
  echo "<br />\n";
}
 
?>

See Also

  • pg_client_encoding