# Google Cloud SQL for PostgreSQL components

| [tPostgresqlInput](https://help.qlik.com/talend/en-US/components/8.0/google-cloud-sql-for-postgresql/tpostgresqlinput) | Executes a DB query with a strictly defined order which must correspond to the<br>schema definition. Then it passes on the field list to the next component via a Main row<br>link. |
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| [tPostgresqlOutput](https://help.qlik.com/talend/en-US/components/8.0/google-cloud-sql-for-postgresql/tpostgresqloutput) | Executes the action defined on the table and/or on the data contained in the table,<br>based on the flow incoming from the preceding component in the job. |