z/OS Security Server RACF Diagnosis Guide
z/OS Security Server RACF Diagnosis Guide
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Block Update command for a RACF database (BLKUPD) z/OS Security Server RACF Diagnosis Guide GA32-0886-00 |
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You can use BLKUPD to examine or modify any block in a RACF® database: a data block, index block, BAM block, or unallocated block. In order to use BLKUPD, you must have at least UPDATE authority to the RACF database. Attention If you are sharing a RACF database between a z/OS® V1R8 system and a z/OS V1R4 system, do not run this utility from the z/OS V1R4 system. You should run it from z/OS V1R8, or from a z/OS V1R5, V1R6, or V1R7 system with APAR OA12443 installed. Before using the BLKUPD command, you should be very familiar with the RACF database and its configuration, because using BLKUPD improperly can damage the RACF database. (See Format of the RACF database.) Before entering the BLKUPD command, you should read and understand the format of the database. Then, before using the BLKUPD command to perform updates to your RACF database, try to use one of the other RACF commands to alter or delete the entry in question. This describes the following topics:
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