Release 10.1A: OpenEdge Data Management:
SQL Development

OpenEdge SQL Data Definition Language

This chapter provides information on the Data Definition Language (DDL), which consists of the CREATE, ALTER, and DROP statements. The DDL is used to create and manage database objects, as described in the following sections:

Using Data Definition Language statements
Maintaining data integrity
Working with SQL utilities
Note: This chapter gives an overview of DDL statements. For complete syntax of each statement, see OpenEdge Data Management: SQL Reference .