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Oracle® Database PL/SQL Packages and Types Reference
11g Release 2 (11.2)

Part Number E16760-04
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238 WPG_DOCLOAD

The WPG_DOCLOAD package provides an interface to download files, BLOBs and BFILEs.

See Also:

For more information about implementation of this package:

The chapter contains the following topics:


Using WPG_DOCLOAD


Constants

NAME_COL_LEN

The NAME column in your document table must be the same as the value of name_col_len.

name_col_len CONSTANT pls_integer := 64;

MIMET_COL_LEN

The MIME_TYPE column in your document table must be the same as the value of mimet_col_len.

mimet_col_len CONSTANT pls_integer := 48;

MAX_DOCTABLE_NAME_LEN

The name length of your document table must be less than max_doctable_name_len.

max_doctable_name_len CONSTANT pls_integer := 256;

Summary of WPG_DOCLOAD Subprograms

Table 238-1 WPG_DOCLOAD Package Subprograms

Subprogram Description

DOWNLOAD_FILE Procedures

Downloads files, BLOBS and BFILES



DOWNLOAD_FILE Procedures

There are three versions of this procedure:

Syntax

WPG_DOCLOAD.DOWNLOAD_FILE(
   p_filename      IN             VARCHAR2, 
   p_bcaching      IN             BOOLEAN DEFAULT TRUE);
WPG_DOCLOAD.DOWNLOAD_FILE(
   p_blob          IN OUT NOCOPY  BLOB);

WPG_DOCLOAD.DOWNLOAD_FILE(
   p_bfile         IN OUT         BFILE);

Parameters

Table 238-2 DOWNLOAD_FILE Procedure Parameters

Parameter Description

p_filename

The file to download from the document table.

p_blob

The BLOB to download.

p_bfile

The BFILE to download (see Usage Notes).

p_bcaching

Whether browser caching is enabled (see Usage Notes).


Usage Notes