//清除自增
String sql ="UPDATE sqlite_sequence SET seq = 0 WHERE name ='studentmanager'";
String sql2 ="delete from studentmanager";
SQLiteDatabase wdb =db.getWritableDatabase();
wdb.execSQL(sql);
wdb.execSQL(sql2);
wdb.close();
//清除自增
String sql ="UPDATE sqlite_sequence SET seq = 0 WHERE name ='studentmanager'";
String sql2 ="delete from studentmanager";
SQLiteDatabase wdb =db.getWritableDatabase();
wdb.execSQL(sql);
wdb.execSQL(sql2);
wdb.close();