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Dokumen ini menggunakan Manual laman web PHP Cina Lepaskan
(PECL CUBRID >= 8.3.1)
cubrid_lob_get — Get BLOB/CLOB data
$conn_identifier
, string $sql
)cubrid_lob_get() is used to get BLOB/CLOB meta info from CUBRID database, CUBRID gets BLOB/CLOB by executing the SQL statement, and returns all LOBs as a resource array. Be sure that the SQL retrieves only one column and its data type is BLOB or CLOB.
Remember to use cubrid_lob_close() to release the LOBs if you don't need it any more.
conn_identifier
Connection identifier.
sql
SQL statement to be executed.
Return an array of LOB resources, when process is successful.
FALSE
, when process is unsuccessful.
Example #1 cubrid_lob_get() 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 );
?>