Foreign Data Wrappers in PostgreSQL Databases (postgres_fdw & dblink)
Percona
APRIL 3, 2024
A Foreign Data Wrapper (FDW) is a feature in database management systems that can communicate with an external data source and access data without physically moving the data on a working local database.PostgreSQL implements portions of the SQL/MED specification, allowing access to data that resides outside PostgreSQL using regular SQL queries.
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