The dictionary table of db2 and the alias alias

Dictionary table to find the difference

there is no
select * from SYSIBM.TABLES where table_catalog = 'IBBDKUSR' AND table_schema = 'MPOS' and table_name = 'CLEARING';

there is
select * from SYSIBM.TABLES where table_catalog = 'IBBDKUSR' AND table_schema = ' IBBDKUSR';You need to create an alias, so you can access create alias mpos.clearing for ibbdkusr.clearing


without adding the ibbdkusr prefix to the sql statement ;