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sqlsrv_field_metadata - Ошибка
Вернуться к: SQLSRV Функции
sqlsrv_field_metadata
(Информация о версии неизвестна, возможно, только в SVN)
sqlsrv_field_metadata — Retrieves metadata for the fields of a statement prepared by sqlsrv_prepare() or sqlsrv_query()
Описание
Retrieves metadata for the fields of a statement prepared by sqlsrv_prepare() or sqlsrv_query(). sqlsrv_field_metadata() can be called on a statement before or after statement execution.
Список параметров
-
stmt -
The statment resource for which metadata is returned.
Возвращаемые значения
Returns an array of arrays is returned on success. Otherwise, FALSE is returned.
Each returned array is described by the following table:
| Key | Description |
|---|---|
| Name | The name of the field. |
| Type | The numeric value for the SQL type. |
| Size | The number of characters for fields of character type, the number of
bytes for fields of binary type, or NULL for other types. |
| Precision | The precision for types of variable precision, NULL for other types. |
| Scale | The scale for types of variable scale, NULL for other types. |
| Nullable | An enumeration indicating whether the column is nullable, not nullable, or if it is not known. |
Примеры
Пример #1 sqlsrv_field_metadata() example
<?php
$serverName = "serverName\sqlexpress";
$connectionInfo = array( "Database"=>"AdventureWorks", "UID"=>"username", "PWD"=>"password");
$conn = sqlsrv_connect( $serverName, $connectionInfo);
if( $conn === false ) {
die( print_r( sqlsrv_errors(), true));
}
$sql = "SELECT * FROM Table_1";
$stmt = sqlsrv_prepare( $conn, $sql );
foreach( sqlsrv_field_metadata( $stmt ) as $fieldMetadata ) {
foreach( $fieldMetadata as $name => $value) {
echo "$name: $value<br />";
}
echo "<br />";
}
?>
Вернуться к: SQLSRV Функции