DBCHCL is the routine used for each interaction with the database. It is used to connect and log on to the database computer to send SQL statements, to receive responses (for example, rows from a table) and to disconnect and log off.
DBCHCL is the routine used for each interaction with the database. It is used to connect and log on to the database computer to send SQL statements, to receive responses (for example, rows from a table) and to disconnect and log off.