Php/docs/function.cubrid-lob-export
cubrid_lob_export
(PECL CUBRID >= 8.3.1)
cubrid_lob_export — Export BLOB/CLOB data to file
说明
cubrid_lob_export
( resource $conn_identifier
, resource $lob_identifier
, string $path_name
) : bool
cubrid_lob_export() is used to get BLOB/CLOB data from CUBRID database, and saves its contents to a file. To use this function, you must use cubrid_lob_get() first to get BLOB/CLOB info from CUBRID.
参数
conn_identifier- Connection identifier.
lob_identifier- LOB identifier.
path_name- Path name of the file.
返回值
true, when process is successful.
false, when process is unsuccessful.
范例
Example #1 cubrid_lob_export() example
<?php$conn = cubrid_connect ("localhost", 33000, "demodb", "dba");cubrid_execute($conn,"DROP TABLE if exists doc");cubrid_execute($conn,"CREATE TABLE doc (id INT, doc_content CLOB)");cubrid_execute($conn,"INSERT INTO doc VALUES (5,'hello,cubrid')");$lobs = cubrid_lob_get($conn, "SELECT doc_content FROM doc WHERE id=5");echo "Doc size: ".cubrid_lob_size($lobs[0])." bytes";cubrid_lob_export($conn, $lobs[0], "doc_5.txt");cubrid_lob_close($lobs);cubrid_disconnect($conn);?>
参见
- cubrid_lob_get() - Get BLOB/CLOB data
- cubrid_lob_close() - Close BLOB/CLOB data
- cubrid_lob_size() - Get BLOB/CLOB data size
- cubrid_lob_send() - Read BLOB/CLOB data and send straight to browser
