Identifier
for an unique number (handle) of the Connection to a database.
Description
Identifier for a number (handle) of the Connection,
is proceed from the execution of the action DB_TRANS_OPEN.
The action will terminate a connection. All changes, which are not
confirmed by the action DB_TRANS_COMMIT will be lost.
All connections to tables, which originated (DB_CONNECT,
PG_CONNECT,
SQL_CONNECT) within the frame of an terminating Connection to the
database and are not closed yet, will be closed automatically.
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