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218 lines
7.2 KiB
Markdown
218 lines
7.2 KiB
Markdown
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---
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title: Run the Redshift Connector Externally
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slug: /connectors/database/redshift/yaml
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---
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{% connectorDetailsHeader
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name="Redshift"
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stage="PROD"
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platform="OpenMetadata"
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availableFeatures=["Metadata", "Query Usage", "Data Profiler", "Data Quality", "dbt", "Lineage", "Column-level Lineage", "Stored Procedures"]
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unavailableFeatures=["Owners", "Tags"]
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/ %}
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In this section, we provide guides and references to use the Redshift connector.
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Configure and schedule Redshift metadata and profiler workflows from the OpenMetadata UI:
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- [Requirements](#requirements)
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- [Metadata Ingestion](#metadata-ingestion)
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- [Incremental Extraction](/connectors/ingestion/workflows/metadata/incremental-extraction/redshift)
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- [Query Usage](#query-usage)
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- [Lineage](#lineage)
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- [Data Profiler](#data-profiler)
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- [Data Quality](#data-quality)
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- [dbt Integration](#dbt-integration)
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{% partial file="/v1.5/connectors/external-ingestion-deployment.md" /%}
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## Requirements
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Redshift user must grant `SELECT` privilege on table [SVV_TABLE_INFO](https://docs.aws.amazon.com/redshift/latest/dg/r_SVV_TABLE_INFO.html) to fetch the metadata of tables and views. For more information visit [here](https://docs.aws.amazon.com/redshift/latest/dg/c_visibility-of-data.html).
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```sql
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CREATE USER test_user with PASSWORD 'password';
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GRANT SELECT ON TABLE svv_table_info to test_user;
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```
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### Python Requirements
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{% partial file="/v1.5/connectors/python-requirements.md" /%}
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To run the Redshift ingestion, you will need to install:
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```bash
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pip3 install "openmetadata-ingestion[redshift]"
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```
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## Metadata Ingestion
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All connectors are defined as JSON Schemas.
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[Here](https://github.com/open-metadata/OpenMetadata/blob/main/openmetadata-spec/src/main/resources/json/schema/entity/services/connections/database/redshiftConnection.json)
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you can find the structure to create a connection to Redshift.
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In order to create and run a Metadata Ingestion workflow, we will follow
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the steps to create a YAML configuration able to connect to the source,
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process the Entities if needed, and reach the OpenMetadata server.
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The workflow is modeled around the following
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[JSON Schema](https://github.com/open-metadata/OpenMetadata/blob/main/openmetadata-spec/src/main/resources/json/schema/metadataIngestion/workflow.json)
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**Note:** During the metadata ingestion for redshift, the tables in which the distribution style i.e `DISTSTYLE` is not `AUTO` will be marked as partitioned tables
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### 1. Define the YAML Config
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This is a sample config for Redshift:
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{% codePreview %}
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{% codeInfoContainer %}
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#### Source Configuration - Service Connection
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{% codeInfo srNumber=1 %}
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**username**: Specify the User to connect to Snoflake. It should have enough privileges to read all the metadata.
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{% /codeInfo %}
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{% codeInfo srNumber=2 %}
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**password**: Password to connect to Redshift.
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{% /codeInfo %}
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{% codeInfo srNumber=3 %}
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**database**: The database of the data source is an optional parameter, if you would like to restrict the metadata reading to a single database. If left blank, OpenMetadata ingestion attempts to scan all the databases.
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{% /codeInfo %}
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{% codeInfo srNumber=4 %}
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**hostPort**: Host and port of the Redshift service.
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{% /codeInfo %}
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{% codeInfo srNumber=5 %}
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**ingestAllDatabases**: Ingest data from all databases in Redshift. You can use databaseFilterPattern on top of this.
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{% /codeInfo %}
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{% partial file="/v1.5/connectors/yaml/database/source-config-def.md" /%}
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{% partial file="/v1.5/connectors/yaml/ingestion-sink-def.md" /%}
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{% partial file="/v1.5/connectors/yaml/workflow-config-def.md" /%}
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#### Advanced Configuration
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{% codeInfo srNumber=6 %}
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**Connection Options (Optional)**: Enter the details for any additional connection options that can be sent to Athena during the connection. These details must be added as Key-Value pairs.
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{% /codeInfo %}
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{% codeInfo srNumber=7 %}
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**Connection Arguments (Optional)**: Enter the details for any additional connection arguments such as security or protocol configs that can be sent to Athena during the connection. These details must be added as Key-Value pairs.
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- In case you are using Single-Sign-On (SSO) for authentication, add the `authenticator` details in the Connection Arguments as a Key-Value pair as follows: `"authenticator" : "sso_login_url"`
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{% /codeInfo %}
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{% /codeInfoContainer %}
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{% codeInfo srNumber=9 %}
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The sslConfig and sslMode are used to configure the SSL (Secure Sockets Layer) connection between your application and the Redshift server. Redshift will require only rootCertificate i.e caCertificate.
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**caCertificate**: This is the path to the CA (Certificate Authority) certificate file. This file is used to verify the server’s certificate.
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**sslMode**: This field controls whether a secure SSL/TLS connection will be negotiated with the server. There are several modes you can choose:
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disable: No SSL/TLS encryption will be used; the data sent over the network is not encrypted.
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allow: The driver will try to negotiate a non-SSL connection but if the server insists on SSL, it will switch to SSL.
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prefer (the default): The driver will try to negotiate an SSL connection but if the server does not support SSL, it will switch to a non-SSL connection.
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require: The driver will try to negotiate an SSL connection. If the server does not support SSL, the driver will not fall back to a non-SSL connection.
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verify-ca: The driver will negotiate an SSL connection and verify that the server certificate is issued by a trusted certificate authority (CA).
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verify-full: The driver will negotiate an SSL connection, verify that the server certificate is issued by a trusted CA and check that the server host name matches the one in the certificate.
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{% /codeInfo %}
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{% codeBlock fileName="filename.yaml" %}
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```yaml {% isCodeBlock=true %}
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source:
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type: redshift
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serviceName: aws_redshift
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serviceConnection:
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config:
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type: Redshift
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```
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```yaml {% srNumber=1 %}
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username: username
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```
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```yaml {% srNumber=2 %}
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password: password
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```
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```yaml {% srNumber=3 %}
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database: dev
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```
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```yaml {% srNumber=4 %}
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hostPort: cluster.name.region.redshift.amazonaws.com:5439
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```
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```yaml {% srNumber=5 %}
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# ingestAllDatabases: true
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```
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```yaml {% srNumber=9 %}
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# sslConfig:
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# caCertificate: "path/to/ca/certificate"
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# sslMode: disable #allow prefer require verify-ca verify-full
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```
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```yaml {% srNumber=6 %}
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# connectionOptions:
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# key: value
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```
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```yaml {% srNumber=7 %}
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# connectionArguments:
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# key: value
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```
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{% partial file="/v1.5/connectors/yaml/database/source-config.md" /%}
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{% partial file="/v1.5/connectors/yaml/ingestion-sink.md" /%}
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{% partial file="/v1.5/connectors/yaml/workflow-config.md" /%}
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{% /codeBlock %}
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{% /codePreview %}
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{% partial file="/v1.5/connectors/yaml/ingestion-cli.md" /%}
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{% partial file="/v1.5/connectors/yaml/query-usage.md" variables={connector: "redshift"} /%}
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{% partial file="/v1.5/connectors/yaml/lineage.md" variables={connector: "redshift"} /%}
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{% partial file="/v1.5/connectors/yaml/data-profiler.md" variables={connector: "redshift"} /%}
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{% partial file="/v1.5/connectors/yaml/data-quality.md" /%}
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## dbt Integration
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You can learn more about how to ingest dbt models' definitions and their lineage [here](/connectors/ingestion/workflows/dbt).
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