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DOCSP-25130-sharded-data-method (#5681)
* DOCSP-25130-sharded-data-method * DOCSP-25130-sharded-data-method * DOCSP-25130-sharded-data-method * DOCSP-25130-sharded-data-method * DOCSP-25130-sharded-data-method * DOCSP-25130-sharded-data-method * DOCSP-25130-sharded-data-method * DOCSP-25130-sharded-data-method * DOCSP-25130-sharded-data-method * DOCSP-25130-sharded-data-method * DOCSP-25130-sharded-data-method * DOCSP-25130-sharded-data-method * DOCSP-25130-sharded-data-method --------- Co-authored-by: jason-price-mongodb <jshfjghsdfgjsdjh@aolsdjfhkjsdhfkjsdf.com>
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‎source/includes/sharding/getShardedDataDistribution-shell-helper-method-summary.rst‎

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Returns data distribution information for sharded collections.
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``sh.getShardedDataDistribution()`` is a shell helper method for the
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:pipeline:`$shardedDataDistribution` aggregation pipeline stage.

‎source/includes/sharding/shardedDataDistribution-output.rst‎

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.. list-table::
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:header-rows: 1
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:widths: 30 15 55
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* - Field Name
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- Data Type
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- Description
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* - ``ns``
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- string
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- Namespace of the sharded collection.
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* - ``shards``
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- array
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- Shards in the collection with the data distribution
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information for each shard.
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* - ``shards.numOrphanedDocs``
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- integer
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- Number of orphaned documents in the shard.
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* - ``shards.numOwnedDocuments``
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- integer
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- Number of documents owned by the shard.
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* - ``shards.ownedSizeBytes``
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- integer
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- Storage in bytes for documents owned by the shard.
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* - ``shards.orphanedSizeBytes``
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- integer
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- Storage in bytes for orphaned documents in the shard.

‎source/reference/method.txt‎

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- Returns a boolean to report if the :term:`balancer` is currently enabled.
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* - :method:`sh.getShardedDataDistribution()`
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- .. include:: /includes/sharding/getShardedDataDistribution-shell-helper-method-summary.rst
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* - :method:`sh.removeTagRange()`
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- In MongoDB 3.4, this method aliases to :method:`sh.removeRangeFromZone()`.

‎source/reference/method/js-sharding.txt‎

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- Returns a boolean to report if the :term:`balancer` is currently enabled.
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* - :method:`sh.getShardedDataDistribution()`
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- .. include:: /includes/sharding/getShardedDataDistribution-shell-helper-method-summary.rst
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* - :method:`sh.removeTagRange()`
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- This method aliases to :method:`sh.removeRangeFromZone()`.
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/reference/method/sh.enableAutoSplit
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/reference/method/sh.enableSharding
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/reference/method/sh.getBalancerState
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/reference/method/sh.getShardedDataDistribution
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/reference/method/sh.help
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/reference/method/sh.isBalancerRunning
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/reference/method/sh.moveChunk

‎source/reference/method/sh.getShardedDataDistribution.txt‎

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===============================
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sh.getShardedDataDistribution()
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===============================
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.. default-domain:: mongodb
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.. contents:: On this page
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:local:
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:backlinks: none
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:depth: 1
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:class: singlecol
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Definition
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----------
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.. method:: sh.getShardedDataDistribution()
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.. versionadded:: 6.0.3
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.. include:: /includes/sharding/getShardedDataDistribution-shell-helper-method-summary.rst
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You can only run the method from a :binary:`~bin.mongosh` session
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connected to a :binary:`~bin.mongos` instance.
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Syntax
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------
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The method has the following syntax:
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.. code-block:: javascript
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sh.getShardedDataDistribution()
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Example
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-------
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The following example runs the method:
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.. code-block:: javascript
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sh.getShardedDataDistribution()
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The method returns an array of documents for each sharded collection.
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For example:
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.. code-block:: javascript
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[
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{
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ns: 'config.system.sessions',
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shards: [
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{
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shardName: 'shard1',
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numOrphanedDocs: 0,
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numOwnedDocuments: 18,
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ownedSizeBytes: 1782,
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orphanedSizeBytes: 0
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}
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]
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},
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{
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ns: 'records.people',
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shards: [
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{
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shardName: 'shard1',
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numOrphanedDocs: 0,
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numOwnedDocuments: 21,
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ownedSizeBytes: 134,
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orphanedSizeBytes: 0
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}
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]
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}
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]
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The following table describes the output fields:
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.. include:: /includes/sharding/shardedDataDistribution-output.rst
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Learn More
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----------
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- :pipeline:`$shardedDataDistribution`
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- :method:`sh.enableSharding()`
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- :method:`sh.addShard()`
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- :method:`sh.shardCollection()`
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- :method:`sh.reshardCollection()`

‎source/reference/operator/aggregation/shardedDataDistribution.txt‎

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for each sharded collection in the database. These documents contain the
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following fields:
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.. list-table::
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:header-rows: 1
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:widths: 30 15 55
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* - Field Name
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- Data Type
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- Description
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* - ``ns``
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- string
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- The namespace of the sharded collection.
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* - ``shards``
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- array
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- Lists the shards in the collection with data distribution information
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on each shard.
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* - ``shards.numOrphanedDocs``
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- integer
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- Number of orphaned documents in the shard.
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* - ``shards.numOwnedDocuments``
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- integer
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- Number of documents owned by the shard.
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* - ``shards.orphanedSizeBytes``
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- integer
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- Amount of storage in bytes used by orphaned documents in the shard.
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* - ``shards.ownedSizeBytes``
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- integer
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- Amount of storage in bytes used by owned documents in the shard.
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.. include:: /includes/sharding/shardedDataDistribution-output.rst
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Examples
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--------

‎source/reference/sharding.txt‎

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- Returns a boolean to report if the :term:`balancer` is currently enabled.
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* - :method:`sh.getShardedDataDistribution()`
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- .. include:: /includes/sharding/getShardedDataDistribution-shell-helper-method-summary.rst
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* - :method:`sh.removeTagRange()`
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- In MongoDB 3.4, this method aliases to :method:`sh.removeRangeFromZone()`.

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