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maxdb_affected_rowsmaxdb::affected_rows(PECL maxdb >= 1.0) maxdb_affected_rows -- maxdb::affected_rows — Gets the number of affected rows in a previous MaxDB operation ОписаниеПроцедурный стиль
int maxdb_affected_rows
( resource $link
)
Объектно-ориентированный стиль int $maxdb->affected_rows;
maxdb_affected_rows() returns the number of rows affected by the last INSERT, UPDATE, or DELETE query associated with the provided link parameter. If this number cannot be determined, this function will return -1.
The maxdb_affected_rows() function only works with queries which modify a table. In order to return the number of rows from a SELECT query, use the maxdb_num_rows() function instead. Возвращаемые значенияAn integer greater than zero indicates the number of rows affected or retrieved. Zero indicates that no records where updated for an UPDATE statement, no rows matched the WHERE clause in the query or that no query has yet been executed. -1 indicates that the number of rows affected can not be determined. ПримерыПример #1 Объектно-ориентированный стиль
<?php Пример #2 Процедурный стиль
<?php Результатом выполнения данного примера будет что-то подобное: Affected rows (INSERT): 15 Affected rows (UPDATE): 15 Affected rows (DELETE): 0 Affected rows (SELECT): 15 Смотрите также
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