public abstract class DBUpdate extends DataUpdate implements Comparable<DBUpdate>
UpdateType
. Hence, changes made during a snapshot will be reflected by this task.data
Modifier and Type | Method and Description |
---|---|
abstract void |
apply()
Applies this operation.
|
int |
compareTo(DBUpdate o) |
abstract void |
merge(Update update)
Merges two update operations pointing to the same target.
|
abstract void |
prepare(MemData tmp)
Prepares this operation.
|
data
public final int compareTo(DBUpdate o)
compareTo
in interface Comparable<DBUpdate>
public abstract void merge(Update update) throws QueryException
Update
merge
in class Update
update
- operation to merge withQueryException
- exceptionpublic abstract void apply() throws QueryException
QueryException
- exceptionpublic abstract void prepare(MemData tmp) throws QueryException
tmp
- temporary mem dataQueryException
- exceptionCopyright © 2005–2015 BaseX Team. All rights reserved.