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28 lines
904 B
Markdown
28 lines
904 B
Markdown
---
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title: Postgres credentials
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description: Documentation for Postgres credentials. Use these credentials to authenticate Postgres in n8n, a workflow automation platform.
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contentType: integration
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---
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# Postgres credentials
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You can use these credentials to authenticate the following nodes with Postgres.
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- [Postgres](/integrations/builtin/app-nodes/n8n-nodes-base.postgres/)
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- [Agent](/integrations/builtin/cluster-nodes/root-nodes/n8n-nodes-langchain.agent)
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/// note | Agent node users
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The Agent node doesn't support tunnels
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///
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## Prerequisites
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Create an user account on a Postgres server.
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## Using Database Connection
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1. Retrieve your Postgres credentials and connection parameters.
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2. Use the credentials and connection parameters with your Postgres node credentials in n8n.
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