MotherDuck

Supports:

✅ Models
✅ Model sync destination
✅ Bulk sync source
✅ Bulk sync destination

Connection

Configuration

Name	Type	Description	Required
`access_token`	`string`	Access Token	`true`
`aws_access_key_id`	`string`	AWS Access Key ID (destinations only) Access Key ID with read/write access to a bucket.	`false`
`aws_secret_access_key`	`string`	AWS Secret Access Key (destinations only)	`false`
`database`	`string`	Database	`true`
`s3_bucket_name`	`string`	S3 Bucket Name (destinations only) Bucket name (folder optional); ex: s3://polytomic/dataset	`false`
`s3_bucket_region`	`string`	S3 Bucket Region (destinations only)	`false`

Example

1 {
2   "name": "MotherDuck connection",
3   "type": "motherduck",
4   "configuration": {
5     "access_token": "",
6     "aws_access_key_id": "AKIAIOSFODNN7EXAMPLE",
7     "aws_secret_access_key": "wJalrXUtnFEMI/K7MDENG/bPxRfiCYEXAMPLEKEY",
8     "database": "my_db",
9     "s3_bucket_name": "s3://polytomic/dataset",
10     "s3_bucket_region": "us-east-1"
11   }
12 }

Read-only properties

Name	Type	Description	Required
`aws_user`	`string`	User ARN	`false`

Model Sync

Source

Configuration

Name	Type	Description	Required
`query`	`string`		`false`
`table`	`string`	Table	`false`
`view`	`string`	View	`false`

Example

1 {
2   ...
3   "configuration": {
4     "query": "SELECT * from users",
5     "table": "users",
6     "view": "active_users"
7   }
8 }

Target

MotherDuck connections may be used as the destination in a model sync.

All targets

Configuration

Name	Type	Description	Required
`created_column`	`string`	’Created at’ timestamp column	`false`
`preserve_table_on_resync`	`boolean`	Preserve destination table when resyncing	`false`
`updated_column`	`string`	’Updated at’ timestamp column	`false`
`write_record_timestamps`	`boolean`	Write row timestamp metadata	`false`

Example

1 {
2   ...
3   "target": {
4       "configuration": {
5         "created_column": "",
6         "preserve_table_on_resync": false,
7         "updated_column": "",
8         "write_record_timestamps": false
9     }
10   }
11 }

Target creation

MotherDuck connections support creating a new target for a model sync. To create a new target, set target.new_name to the desired name.

Bulk Sync

Source

MotherDuck connections may be used as a bulk sync source. No additional configuration options are required.

Destination

Configuration

Name	Type	Description	Required
`advanced`	`object`		`false`
`mirror_schemas`	`boolean`	Mirror schemas	`false`
`schema`	`string`	Output schema	`false`

Example

1 {
2   ...
3   "destination_configuration": {
4     "advanced": {
5         "empty_strings_null": false,
6         "hard_deletes": false,
7         "initial_execution": "",
8         "table_prefix": "",
9         "truncate_existing": false
10     },
11     "mirror_schemas": false,
12     "schema": "schema"
13   }
14 }

Type handling

Destination types

POLYTOMIC TYPE	MOTHERDUCK TYPE
`array<>`	`VARCHAR[]`
`bigint`	`BIGINT`
`boolean`	`BOOLEAN`
`date`	`DATE`
`datetime`	`TIMESTAMP`
`decimal(precision, scale)`	`DECIMAL(precision,scale)`
`double`	`DOUBLE`
`int`	`INTEGER`
`json`	`JSON`
`jsonarray`	`JSON`
`number`	`DECIMAL(38,18)`
`object{}`	`JSON`
`single`	`REAL`
`smallint`	`SMALLINT`
`string`	`VARCHAR`
`time`	`TIME`

Source types

MOTHERDUCK TYPE	POLYTOMIC TYPE
`BIGINT`	`bigint`
`BPCHAR`	`string`
`CHAR`	`string`
`DATE`	`date`
`DECIMAL`	`number`
`DECIMAL(precision, scale)`	`decimal(precision, scale)`
`DOUBLE`	`double`
`FLOAT`	`single`
`FLOAT4`	`single`
`FLOAT8`	`double`
`HUGEINT`	`bigint`
`INTEGER`	`int`
`INTERVAL`	`string`
`LIST`	`array<>`
`MAP()`	`object{}`
`REAL`	`single`
`SMALLINT`	`smallint`
`STRING`	`string`
`STRUCT()`	`object{}`
`TEXT`	`string`
`TIME`	`time`
`TIME WITH TIME ZONE`	`time`
`TIME WITHOUT TIME ZONE`	`time`
`TIMESTAMP`	`datetime`
`TIMESTAMP WITH TIME ZONE`	`datetime_tz`
`TIMESTAMP WITHOUT TIME ZONE`	`datetime`
`TIMESTAMPTZ`	`datetime_tz`
`TIMETZ`	`time`
`TINYINT`	`smallint`
`UBIGINT`	`bigint`
`UHUGEINT`	`bigint`
`UINTEGER`	`int`
`USMALLINT`	`smallint`
`UTINYINT`	`smallint`
`UUID`	`string`

1	{
2	"name": "MotherDuck connection",
3	"type": "motherduck",
4	"configuration": {
5	"access_token": "",
6	"aws_access_key_id": "AKIAIOSFODNN7EXAMPLE",
7	"aws_secret_access_key": "wJalrXUtnFEMI/K7MDENG/bPxRfiCYEXAMPLEKEY",
8	"database": "my_db",
9	"s3_bucket_name": "s3://polytomic/dataset",
10	"s3_bucket_region": "us-east-1"
11	}
12	}

1	{
2	...
3	"configuration": {
4	"query": "SELECT * from users",
5	"table": "users",
6	"view": "active_users"
7	}
8	}

1	{
2	...
3	"target": {
4	"configuration": {
5	"created_column": "",
6	"preserve_table_on_resync": false,
7	"updated_column": "",
8	"write_record_timestamps": false
9	}
10	}
11	}

1	{
2	...
3	"destination_configuration": {
4	"advanced": {
5	"empty_strings_null": false,
6	"hard_deletes": false,
7	"initial_execution": "",
8	"table_prefix": "",
9	"truncate_existing": false
10	},
11	"mirror_schemas": false,
12	"schema": "schema"
13	}
14	}