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67 changes: 66 additions & 1 deletion src/documentation/user_guides/publishing/connections.malloynb
Original file line number Diff line number Diff line change
Expand Up @@ -86,7 +86,7 @@ my-analytics/

## DuckDB with Attached Databases

DuckDB can federate queries to external databases (BigQuery, Snowflake, PostgreSQL) using attached databases. This lets you query cloud data warehouses through DuckDB.
DuckDB can federate queries to external databases (BigQuery, Snowflake, PostgreSQL, GCS, S3) using attached databases. This lets you query cloud data warehouses through DuckDB.

**Attach BigQuery:**

Expand Down Expand Up @@ -192,6 +192,71 @@ source: events is duckdb.table('my_bq.my_dataset.events')
}
```

**Attach GCS:**

```json
{
"projects": [
{
"name": "default",
"connections": [
{
"name": "duckdb",
"type": "duckdb",
"duckdbConnection": {
"attachedDatabases": [
{
"name": "my_gcs_storage",
"type": "gcs",
"gcsConnection": {
"keyId": "gcs-hmac-access-key-id",
"secret": "gcs-hmac-secret-key"
}
}
]
}
}
],
"packages": [...]
}
]
}
```

**Attach S3:**

```json
{
"projects": [
{
"name": "default",
"connections": [
{
"name": "duckdb",
"type": "duckdb",
"duckdbConnection": {
"attachedDatabases": [
{
"name": "my_s3_storage",
"type": "s3",
"s3Connection": {
"accessKeyId": "aws-access-key-id",
"secretAccessKey": "aws-secret-access-key",
"region": "us-east-1", //Default us-east-1
"endpoint": "optional-endpoint",
"sessionToken": "optional-session-token"
}
}
]
}
}
],
"packages": [...]
}
]
}
```

**Multiple attached databases:**

```json
Expand Down