Reference Manual
CHAPTER 9. SQL Statements
To free statement resources.
DROP STATEMENT [ owner.]statement-name
statement-name: identifier or host-variable
Must have prepared the statement.
None.
The DROP STATEMENT statement frees resources used by the named prepared statement. These resources are allocated by a successful PREPARE statement, and are normally not freed until the database connection is released.
SQL/92 Vendor extension.
Sybase Not supported in Open Client/Open Server
The following are examples of DROP STATEMENT use:
EXEC SQL DROP STATEMENT S1; EXEC SQL DROP STATEMENT :stmt;