https://www.ibm.com/docs/en/db2-for-zos/13.0.0?topic=spaces-sysdatabase
Db2 13 - Db2 SQL - SYSIBM.SYSDATABASE catalog table
The SYSDATABASE table contains one row for each database. The schema is SYSIBM.
sqlcatalogtable
https://ibm-z-software-portal.ideas.ibm.com/ideas/RBD-I-79
Make labels from SYSIBM.SYSCOLUMNS for SQL data items | IBM Z Software
https://knowledge.broadcom.com/external/article/268580/rcsecure-revoke-collapse-does-not-remove.html
RC/Secure revoke collapse does not remove old grants from SYSIBM.SYSUSERAUTH
does not
https://www.ibm.com/support/pages/sql0443n-diagnostic-text-sysibmcli-805-sqlstate38553-when-calling-stored-procedure-sysibmsqlxxxxxxx
SQL0443N with diagnostic text "SYSIBM:CLI:-805". SQLSTATE=38553 when calling stored procedure...
SQL0443N with diagnostic text "SYSIBM:CLI:-805". SQLSTATE=38553 when calling stored procedure SYSIBM.SQLXXXXXXX()
https://knowledge.broadcom.com/external/article/279900/fast-recover-job-not-using-the-sysibmsys.html
Fast Recover job not using the SYSIBM.SYSLGRNX table
fastrecoverjobusingtable