DB2 – Alias This chapter describes the creation of alias and retrieving data using alias of database objects. Introduction Alias is an alternative name for database objects. It can be used to reference the database object. You can say, it is a nick name for database objects. Alias are defined for the objects to make […]
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DB2 – Sequences This chapter introduces you to the concept of sequence, creation of sequence, viewing the sequence, and dropping them. Introduction A sequence is a software function that generates integer numbers in either ascending or descending order, within a definite range, to generate primary key and coordinate other keys among the table. You use […]