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(PHP 4 >= 4.2.0, PHP 5)

pg_field_type — Returns the type name for the corresponding field number


string pg_field_type ( resource $result , int $field_number )

pg_field_type() returns a string containing the base type name of the given field_number in the given PostgreSQL result resource.

Note: If the field uses a PostgreSQL domain (rather than a basic type), it is the name of the domain's underlying type that is returned, rather than the name of the domain itself.

Note: This function used to be called pg_fieldtype().



PostgreSQL query result resource, returned by pg_query(), pg_query_params() or pg_execute() (among others).


Field number, starting from 0.

Return Values

A string containing the base name of the field's type, or FALSE on error.


Example#1 Getting information about fields

pg_connect("dbname=publisher") or die("Could not connect");

// Assume 'title' is a varchar type
$res pg_query($dbconn"select title from authors where author = 'Orwell'");

"Title field type: "pg_field_type($res0);

The above example will output:

Title field type: varchar