Load IMS managed ACB Static PSB


If your IMS environment definition includes support for IMS Managed ACB, the Dataset Specification panel is displayed as follows:

Data Base Load - Dataset Specification Screen (IMS Managed ACB)

File-AID for IMS  --  Data Base Load - Dataset Specification  (Static PSB) --  
COMMAND ===>                                                                   
ENV: TEST - IMS ENVIRONMENT WITH IMS MANAGED ACB                                     
                                                                               
                                  IMS MANAGED ACB  
                  Load job type . . DLI (DLI or BMP)                    
                                                                               
             Processing option  . . U            (I=Insert segments only            
                                                  U=Update and/or insert segments   
                                                  R=Replace/Insert database records)
                                                                               
 Specify "FROM" dataset below (file must be in File-AID for IMS unload format):
                                                                               
                 "FROM" Dataset  . . 'CW.FISAMP.EXTRACT'                           
                         Member  . .            (Blank or pattern for member list)
                         Volser  . .             Password  . .                     
                                                                               
 Specify members for the "TO" data base:                                        
                                                                               
                     PSB Member  . . *          (Blank or pattern for member list)
                     DBD Member  . . PORDR      (Blank to select from list in PSB)

The top of the panel displays the environment definition name and description that is in effect for the current session. It also includes a line identifying the extent of the IMS Catalog support, for example:

IMS MANAGED ACB

The following table describes the fields in this panel:

Field 

Description

Load job type

Enter one of the following:

  • DLI - Accesses and processes offline databases in a batch environment created within TSO. The databases must be either offline from IMS DC and CICS regions or available under IMS data sharing. DLI parameter DFSDF must be specified for DLI access to an IMS managed ACB environment
  • BMP - Accesses and processes online databases in a BMP environment created within TSO. The databases must be online to an IMS DC region or a DBCTL region. Region type must be BMP to access FAST PATH databases. If a DEDB database has multiple areas and some areas are down, File-AID for IMS skips over the down areas and continues processing.

Processing Option

Controls how File-AID for IMS updates the database.

Valid options are as follows:

  • I—Inserts the segments into an already initialized database. If a segment being inserted already exists, the segment is not inserted, and a message is written to an exception report (see Database Load Reports).
  • U—Similar to I, except that existing segments are replaced with the new data.
  • R—Differs from the U and I options. It allows an entire database record to be replaced with the segment images in the extract data set that represent the new database record to be loaded.

    Important

    This option is not supported for databases that have key multiple roots or logical children that lack fully qualified concatenated keys.

    When using the R load option, an IXPDEL data set is allocated. Images of database records deleted during R mode processing will be written to the IXPDEL data set. You may restore these deleted database records, if needed, by using the IXPDEL data set as input to another R mode load.

Important

You can not load uninitialized, HSAM, and SHSAM databases by using a processing option of I, U, or R.

If you are loading a FAST PATH database, you must use a processing option of I, U, or R in BMP mode, depending on the type of FAST PATH databases being loaded and the types of calls allowed by IMS.

If you have an uninitialized database, take the database off-line, initialize the database using File-AID for IMS, Option 3.1, bring it back on-line, and load it using the File-AID for IMS load function with a processing option of U or I.

FROM dataset

Name of the data set that contains the data that you want to load (that is, the FROM file). This file must be in File-AID for IMS unload format as created by the Extract function (Option 4.1).

Important

The Data Base Load dialogue checks the header of the load file. If it indicates that the load file is encrypted, the load request will be stopped.

Member

If the FROM file is a partitioned dataset (PDS), enter the member that contains the data you want loaded. If the Member field is left blank for a PDS, a member list is displayed.

Volser

Volume serial number of the disk or tape that contains the data set

PSB Member

Enter the PSB to be used for the load. This PSB must contain all the PCBs with the necessary processing options required to perform the load. See PCBs Used for the Load Function for information on PCBs required to perform a load. Leave Member blank to select the PSB from the list of PSBs.

DBD Member

Enter the member that describes the database that you want to load (that is, the TO database). You must describe a physical database. Logical and index DBDs are not supported. To select the DBD from the list of DBDs in the PSB, leave Member blank.

Important

DBD names in the FROM Dataset can be overridden before being loaded. If the primary DBD name in the FROM Dataset is different from the TO DBD name, the Load - DBD Name Override pop-up panel is displayed.

 

 

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