# Namespaces in pinecone

**URL:** <https://community.pinecone.io/t/namespaces-in-pinecone/2732>\
**Category:** General\
**Tags:** vector-database\
**Created:** [July 19, 2023, 4:43pm UTC](https://community.pinecone.io/t/namespaces-in-pinecone/2732 "2023-07-19T16:43:22Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![pranavimulpuri1](https://sea2.discourse-cdn.com/flex020/user_avatar/community.pinecone.io/pranavimulpuri1/32/1101_2.png) [@pranavimulpuri1](https://community.pinecone.io/u/pranavimulpuri1)\
**Post date:** [July 19, 2023, 4:43pm UTC](https://community.pinecone.io/t/namespaces-in-pinecone/2732/1 "2023-07-19T16:43:22Z")

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Can someone help with how I can query through multiple namespaces in a single query statement?

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**Author:** ![dra](https://sea2.discourse-cdn.com/flex020/user_avatar/community.pinecone.io/dra/32/171_2.png) [@dra](https://community.pinecone.io/u/dra)\
**Post date:** [July 20, 2023, 1:01am UTC](https://community.pinecone.io/t/namespaces-in-pinecone/2732/2 "2023-07-20T01:01:38Z")

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Hi, @pranavimulpuri1

When using namespaces, does not allow you to query multiple namespaces in a single query statement. To do so, you will need to use the metadata filtering feature.

> [@Filtering queries using Metadata vs Namespace](https://community.pinecone.io/t/filtering-queries-using-metadata-vs-namespace/918):
>
> Hi all, We are reviewing Pinecone as a solution for a vector database to store Embeddings of user messages. My main question is how to store the vectors so we can query only specific user messages. From what I read, there are two options. Using meta data or using namespaces. Can anyone share pros/cons for each of those options?

> **[Filtering with metadata](https://docs.pinecone.io/docs/metadata-filtering#metadata-filtering)**
>
> You can limit your vector search based on metadata. Pinecone lets you attach metadata key-value pairs to vectors in an index, and specify filter expressions when you query the index.Searches with metadata filters retrieve exactly the number of...