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pg_copy_from

pg_copy_from

(PHP 4 >= 4.2.0, PHP 5)

pg_copy_from --  Insert records into a table from an array

Popis

bool pg_copy_from ( resource connection, string table_name, array rows [, string delimiter [, string null_as]] )

pg_copy_from() inserts records into a table from rows. It issues a COPY FROM SQL command internally to insert records.

Seznam parametrů

connection

PostgreSQL database connection resource.

table_name

Name of the table into which to copy the rows.

rows

An array of data to be copied into table_name. Each value in rows becomes a row in table_name. Each value in rows should be a delimited string of the values to insert into each field. Values should be linefeed terminated.

delimiter

The token that separates values for each field in each element of rows. Default is TAB.

null_as

How SQL NULL values are represented in the rows. Default is \N ("\\N").

Návratové hodnoty

Vrací TRUE při úspěchu, FALSE při selhání.

Příklady

Příklad 1. pg_copy_from() example

<?php
   $db
= pg_connect("dbname=publisher") or die("Could not connect");
   
   
$rows = pg_copy_to($db, $table_name);
   
   
pg_query($db, "DELETE FROM $table_name");
   
   
pg_copy_from($db, $table_name, $rows);
?>

Viz také

pg_copy_to()