(PECL ibm_db2:1.0-1.6.2)
db2_free_stmt — Frees resources associated with the indicated statement resource
Frees the system and database resources that are associated with a statement resource. These resources are freed implicitly when a script finishes, but you can call db2_free_stmt() to explicitly free the statement resources before the end of the script.
A valid statement resource.
如果成功则返回 TRUE，失败则返回 FALSE。