Ovrimos SQL 函数
PHP 手册

ovrimos_longreadlen

(PHP 4 >= 4.0.3, PHP 5 <= 5.0.5)

ovrimos_longreadlenSpecifies how many bytes are to be retrieved from long datatypes

说明

bool ovrimos_longreadlen ( int $result_id , int $length )

Specifies how many bytes are to be retrieved from long datatypes (long varchar and long varbinary).

参数

result_id

A result identifier, returned by ovrimos_execute() or ovrimos_exec().

length

The number of bytes to retrieve. Default is zero.

返回值

Returns TRUE.


Ovrimos SQL 函数
PHP 手册