org.apache.flink.table.catalog

Interface CatalogLock

All Superinterfaces:

AutoCloseable, Closeable

@Internal
public interface CatalogLock
extends Closeable

An interface that allows source and sink to use global lock to some transaction-related things.

Nested Class Summary

Nested Classes

Modifier and Type	Interface and Description
static interface	CatalogLock.Factory Factory to create CatalogLock.

Method Summary

Modifier and Type	Method and Description
<T> T	runWithLock(String database, String table, Callable<T> callable) Run with catalog lock.

Methods inherited from interface java.io.Closeable

close

Method Detail

runWithLock

<T> T runWithLock(String database,
                  String table,
                  Callable<T> callable)
           throws Exception

Run with catalog lock. The caller should tell catalog the database and table name.

Throws:

Exception