is used to identify 列／漕ぐ／騒動s within a result 始める，決める and to find 列／漕ぐ／騒動s by a bookmark.
Bookmarks are only valid in the 範囲 of the 現在の result 始める，決める and
are not interchangeable between result 始める，決めるs. A bookmark could be a コンビナート／複合体 data
structure, so it could not be compared in a 安全な way. Because of that, a provider
has to 器具／実施する the compare method for bookmarks.
moves the cursor to the 列／漕ぐ／騒動 identified by an valid bookmark.
If the bookmark could not be 位置を示すd, a result 始める，決める will be positioned
after the last 記録，記録的な／記録する.
If the bookmark is 無効の, or not 生成するd by the 現在の result 始める，決める, then
the behaviour is not defined, even an 異常な termination is possible.
Parameter bookmark
the bookmark where to move
Returns
true if successful
Throws
com::sun::星／主役にする::sdbc::SQLException
if a database 接近 error occurs.
moves the cursor a 親族 number of 列／漕ぐ／騒動s, either 肯定的な or 消極的な
starting at a given bookmark position.
If the bookmark could not be 位置を示すd, a result 始める，決める will be positioned
after the last 記録，記録的な／記録する.
If the bookmark is 無効の, or not 生成するd by the 現在の result 始める，決める, then
the behaviour is not defined, even an 異常な termination is possible.
Parameter bookmark
the bookmark where to move
Parameter 列／漕ぐ／騒動s
count of 列／漕ぐ／騒動s move 親族 to the bookmark
Returns
true if successful
Throws
com::sun::星／主役にする::sdbc::SQLException
if a database 接近 error occurs.
compares two bookmarks and returns an 指示，表示する物 of their 親族 values.
The bookmarks must 適用する to the same ResultSet. You cannot reliably
compare bookmarks from different ResultSets, even if they were created from
the same source or 声明.
A bookmark that is not valid, or incorrectly formed, will 原因（となる） an exception.
