Question - What is QITS Column in Teradata?
Answer -
The first column defined for any queue table must be a Queue Insertion Time Stamp (QITS) column. Each queue table has only 1 QITS column, and it must be defined exactly as indicated with the following attributes.
QITS_column_name TIMESTAMP(6) NOT NULL DEFAULT CURRENT_TIMESTAMP(6)
where QITS_column_name indicates the name you specify for the QITS column.