Creating Procedures

From InterBase

Go Up to Working with Stored Procedures


You can define a stored procedure with the CREATE PROCEDURE statement in isql. You cannot create stored procedures in embedded SQL. A stored procedure is composed of a header and a body.

The header contains:

  • The name of the stored procedure, which must be unique among procedure, view, and table names in the database.
  • An optional list of input parameters and their data types that a procedure receives from the calling program.
  • If the procedure returns values to the calling program, RETURNS followed by a list of output parameters and their data types.

The procedure body contains:

  • An optional list of local variables and their data types.
  • A block of statements in InterBase procedure and trigger language, bracketed by BEGIN and END. A block can itself include other blocks, so that there can be many levels of nesting.

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