PHP Reference

Description

bool oci_define_by_name ( resource statement, string column_name, mixed &variable [, int type])

oci_define_by_name() defines PHP variables for fetches of SQL-Columns. Be careful that Oracle uses ALL-UPPERCASE column names, whereby in your select you can also write lowercase. oci_define_by_name() expects the column_name to be in uppercase. If you define a variable that doesn't exists in your select statement, no error will issued.

If you need to define an abstract datatype (LOB/ROWID/BFILE) you must allocate it first using oci_new_descriptor(). See also the oci_bind_by_name() function.

Example 1. oci_define_by_name() example


<?php

/* oci_define_by_name example - thies at thieso dot net (980219) */



$conn = oci_connect("scott", "tiger");



$stmt = oci_parse($conn, "SELECT empno, ename FROM emp");



/* the define MUST be done BEFORE oci_execute! */



oci_define_by_name($stmt, "EMPNO", $empno);

oci_define_by_name($stmt, "ENAME", $ename);



oci_execute($stmt);



while (oci_fetch($stmt)) {

    echo "empno:" . $empno . "\n";

    echo "ename:" . $ename . "\n";

}



oci_free_statement($stmt);

oci_close($conn);

?>

Note: In PHP versions before 5.0.0 you must use ocidefinebyname() instead. This name still can be used, it was left as alias of oci_define_by_name() for downwards compatability. This, however, is deprecated and not recommended.