MutableMetaStore¶

MutableMetaStore is an extension of the MetaStore abstraction for mutable metastores.

Contract¶

addSourceReferences¶

void addSourceReferences(
  SourceName sourceName,
  Set<SourceName> sourceReferences)

copy¶

MutableMetaStore copy()

Makes a copy of this MutableMetaStore

Used when:

• EngineContext is requested to createSandbox

deleteSource¶

void deleteSource(
  SourceName sourceName) // (1)!
void deleteSource(
  SourceName sourceName,
  boolean restoreInProgress)

1. Turns restoreInProgress off (false)

Registering DataSource¶

void putSource(
  DataSource dataSource,
  boolean allowReplace)

See MetaStoreImpl

Used when:

• DdlCommandExec.Executor is requested to execute CreateStreamCommand, CreateTable, AlterSourceCommand
• EngineExecutor is requested to sourceTablePlan

Implementations¶

• MetaStoreImpl