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fbsql_create_blob

(PHP 4 >= 4.2.0, PHP 5)

fbsql_create_blob -- Create a BLOB

说明

string fbsql_create_blob ( string blob_data [, resource link_identifier] )

Creates a BLOB from the given data.

参数

blob_data

The BLOB data.

link_identifier

A FrontBase link identifier returned by fbsql_connect() or fbsql_pconnect().

If optional and not specified, the function will try to find an open link to the FrontBase server and if no such link is found it will try to create one as if fbsql_connect() was called with no arguments

返回值

Returns a resource handle to the newly created BLOB, which can be used with insert and update commands to store the BLOB in the database.

范例

例 1. fbsql_create_blob() example

<?php
$link = fbsql_pconnect("localhost", "_SYSTEM", "secret")
    or die("Could not connect");
$filename = "blobfile.bin";
$fp = fopen($filename, "rb");
$blobdata = fread($fp, filesize($filename));
fclose($fp);

$blobHandle = fbsql_create_blob($blobdata, $link);

$sql = "INSERT INTO BLOB_TABLE (BLOB_COLUMN) VALUES ($blobHandle);";
$rs = fbsql_query($sql, $link);
?>

参见

fbsql_create_clob()
fbsql_read_blob()
fbsql_read_clob()
fbsql_set_lob_mode()



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