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sh.enableAutoMerger()

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  • Definition
  • Syntax
  • Method Field
  • Behavior
  • Example
  • Learn More

Definition

sh.enableAutoMerger(namespace)

New in version 7.0.

Enables automatic chunk merges for a namespace.

sh.enableAutoMerger() is a mongosh helper method. It is effectively the same as running the configureCollectionBalancing command with the enableAutoMerger field set to true.

Important

mongosh Method

This page documents a mongosh method. This is not the documentation for database commands or language-specific drivers, such as Node.js.

For the database command, see the configureCollectionBalancing command.

For MongoDB API drivers, refer to the language-specific MongoDB driver documentation.

For the legacy mongo shell documentation, refer to the documentation for the corresponding MongoDB Server release:

mongo shell v4.4

Syntax

sh.enableAutoMerger( <namespace> )

Method Field

The method takes the following field:

Field
Type
Necessity
Description
namespace
String
Required
Namespace in the format "<database>.<collection>". Method enables automatic chunk merges for the supplied namespace.

Behavior

To set the time intervals for automatic chunk merges, use these parameters:

Example

The following example enables automatic chunk merges for "testDatabase.myCollection". Run the example from mongos:

sh.enableAutoMerger( "testDatabase.myCollection" )

Learn More

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sh.disableBalancing()