June 2001
Intermediate to advanced
688 pages
19h 18m
English
import com.sleepycat.db.*; public int del(int flags) throws DbException;
The Dbc.del method deletes the key/data pair currently referenced by the cursor.
The flags parameter is currently unused, and must be set to 0.
The cursor position is unchanged after a delete, and subsequent calls to cursor functions expecting the cursor to reference an existing key will fail.
If the element has already been deleted, Dbc.del will return DB_KEYEMPTY.
If the cursor is not yet initialized, the Dbc.del method throws an exception that encapsulates EINVAL.
Otherwise, the Dbc.del method throws an exception that encapsulates a non-zero error value on failure.
The Dbc.del method may fail and throw an exception encapsulating a non-zero ...