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Updates to Profiles article #308

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Oct 1, 2024
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Updates to Profiles article #308

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19 changes: 16 additions & 3 deletions content/collections/data/en/profiles.md
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Expand Up @@ -5,16 +5,22 @@ title: Profiles
landing: false
exclude_from_sitemap: false
updated_by: 5817a4fa-a771-417a-aa94-a0b1e7f55eae
updated_at: 1727721833
updated_at: 1727805387
---
**Profiles** enable you to join customer profile data from your data warehouse with existing behavioral product data already in Amplitude.
**Profiles** enable you to join customer profile data from your data warehouse with existing behavioral product data already in Amplitude.

{{partial:admonition type='note'}}
This feature is currently in an **open beta**.
{{/partial:admonition}}

Profiles act as standalone properties, in that they aren't associated with specific events and are instead associated with a user profile. They're different from traditional user properties and offer the opportunity to conduct more expansive analyses.

Profiles always display the most current data synced from your warehouse.

## Before you begin

Regardless of whether you're using Snowflake or Databricks, Change Data Capture (CDC) **doesn't support replacing existing tables**. Instead, you must use incremental modeling. If the table you integrate with drops and replaces data, the connection breaks.

### Snowflake users
If this is your first time importing data from this table, set a data retention time and enable change tracking in Snowflake with the following commands:

Expand Down Expand Up @@ -71,7 +77,14 @@ To set up a profile in Amplitude, follow these steps:
7. Name the source and set the frequency at which Amplitude should refresh your profiles from the data warehouse. The default frequency is 12 hours, but you can change it.

## Data specifications
Profiles supports a maximum of 200 warehouse properties, and supports known Amplitude users. A `user_id` must go with each profile.

Profiles supports:
* Up to 100 million users
* Up to 200 profile properties
* Up to 200 warehouse properties
* Known Amplitude users

A `user_id` must go with each profile.

| Field | Description | Example |
| ------------------- | ----------------------------------------------------------------------------------------------------------------------------- | ------------------------ |
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