IBM GC26-3794-0 OS Data Management Macro Instructions Rel 21 Feb72 free download

File name GC26-3794-0_OS_Data_Management_Macro_Instructions_Rel_21_Feb72.pdf

File Number 8360-30 Order Number GC26-3794-0 Systems Reference Library OS Data Management Macro Instructions Release 21 This publication is intended for application programmers who are writing programs in assembler language; it contains a brief description of each macro instruction and a description of each operand that can be specified in a macro instruction. Descriptions of the macro instructions for the following data management access methods are contained in this publication. Basic Direct Access Method (BDAM) Basic Indexed Sequential Access Method (BISAM) Basic Partitioned Access Method (BP AM) Basic Sequential A~~ess Method (BSAM) Queued Indexed Sequential Access Method (QISAM) Queued Sequential Access Method (QSAM) This publication does not contain descriptions of macro instructions for specialized application programs such as teleprocessing, graphics, magnetic character readers, optical character reader-sorters, optical character readers, or the time sharing option (TSO). Before using this publication to code macro instructions, you should be familiar with the information contained in the OS Data Management Services Guide. First Edition (February 1972) This publication corresponds to OS Release 21. It contains the data management macro instructions that were previously described in the IBM System/360 Operating System: Supervisor and Data Management Macro Instructions publication, GC28-6647-5, which is now obsolete. Supervisor macro instructions are now described in the OS Supervisor Services and M aero Instructions publication, GC28-6646. The entire DCB macro instruction portion of this publication has been rewritten by access method. Other changes are indicated by a vertical line to the left of the changed text or figures. Information in this publication is subject to change from time to time. Any such change will be reported in subsequent revisions or technical newsletters. Before using this publication in connection with the operation of IBM systems, consult the latest SRL Newsletter, GN20-0360, for the editions that are applicable and correct. Requests for copies of IBM publications should be made to your IBM representative or to the IBM Branch Office serving your locality. Forms are provided at the back of this publication for reader's comments. If they been removed, comments may be addressed to IBM Corporation, Programming Publications, Department D78, San Jose, California 95114.