Informix-ESQL/C Programmer's Manual
Chapter 8: Working with Simple Large Objects
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Working with Simple Large Objects
Choosing a Large-Object Data Type
Programming with Simple Large Objects
Declaring a Host Variable for a Simple Large Object
Accessing the Locator Structure
The Fields of the Locator Structure
Locations for Simple-Large-Object Data
Locating Simple Large Objects in Memory
Allocating the Memory Buffer
A Memory Buffer That the ESQL/C Libraries Allocate
A Memory Buffer That the Program Allocates
Selecting a Simple Large Object into Memory
Inserting a Simple Large Object from Memory
Locating Simple Large Objects in Files
Locating Simple Large Objects in Open Files
Selecting a Simple Large Object into an Open File
Inserting a Simple Large Object from an Open File
Locating Simple Large Objects in Named Files
Selecting a Simple Large Object into a Named File
Inserting a Simple Large Object from a Named File
Using User-Defined Simple-Large-Object Locations
Selecting a Simple Large Object into a User-Defined Location
Inserting a Simple Large Object into a User-Defined Location
Creating the User-Defined Simple-Large-Object Functions
The User-Defined Open Function
The User-Defined Read Function
The User-Defined Write Function
The User-Defined Close Function
Reading and Writing Simple Large Objects to an Optical Disc
The dispcat_pic Program
Loading the Simple-Large-Object Images
Choosing the Image Files
Using the blobload Utility
Compiling the dispcat_pic Program
Avoiding Display of Images
Displaying Sun Raster Images
Guide to the dispcat_pic.ec File
Guide to the prdesc.c File
Guide to the inpfuncs.c File
Informix-ESQL/C Programmer's Manual
, version 9.1
Copyright © 1998, Informix Software, Inc. All rights reserved.
