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SQL0407N Assignment of a NULL value to a NOT NULL column name is not allowed.

If you encounter this error and If the value for name is of the form “TBSPACEID=n1, TABLEID=n2, COLNO=n3”, you can determine the table name and column name using the following query:

?

SELECT C.TABSCHEMA,

C.TABNAME, C.COLNAME FROM SYSCAT.TABLES AS T,

SYSCAT.COLUMNS AS C WHERE

T.TBSPACEID = 2 AND  T.TABLEID = 26 AND  C.COLNO = 0 AND

C.TABSCHEMA = T.TABSCHEMA AND  C.TABNAME = T.TABNAME