CAN/CSA-ISO/IEC 9075-4:02

This National Standard of Canada is equivalent to International Standard ISO/IEC 9075-4:1999 (second edition, 1999-12-01). 1 Scope This part of International Standard ISO/IEC 9075 specifies the syntax and semantics of a database language for declaring and maintaining persistent database language routines in SQL-server modules. The database language for <externally-invoked procedure>s and <SQL-invoked routine>s includes: ? The specification of statements to direct the flow of control. ? The assignment of the result of expressions to variables and parameters. ? The specification of condition handlers that allow SQL-invoked routines to deal with various conditions that arise during their execution. ? The specification of statements to signal and resignal conditions. ? The declaration of local cursors. ? The declaration of local variables. It also includes the definition of the Information Schema tables that contain schema information pertaining to SQL-server modules and SQL-invoked routines. NOTE 1 ? The context for this part of ISO/IEC 9075 is described by the Reference Model of Data Management (ISO/IEC 10032:1993).