Extensions / Foreign data wrappers
connect to other PostgreSQL databases from within a database
pgext.cloud · Website · Documentation · License text · Control file
| Package | dblink |
|---|---|
| Version | 1.2 |
| PostgreSQL versions | 14 · 15 · 16 · 17 · 18 |
| Repository | PostgreSQL contrib |
| Extension type | Standard |
| Requires CREATE EXTENSION | Yes |
| Requires preload | No |
| Trusted | No |
| Latest commit | 2026-05-14 |
| Latest release | 2026-05-14 |
| Catalogue updated | 2026-07-29 |
| auto_job | A PostgreSQL extension for background job scheduling |
| cigration | Online migration and rebalancing of colocated Citus shards for cluster expansion, contraction, and worker replacement. |
| data2pg | Migration framework for discovering, copying, and comparing non-PostgreSQL database content through foreign data wrappers. |
| edb_cloneschema | Local and cross-database schema cloning for EPAS. |
| efm_extension | SQL interface for EDB Failover Manager cluster management |
| emaj | Enables fine-grained write logging and time travel on subsets of the database. |
| mimeo | Extension for specialized, per-table replication between PostgreSQL instances |
| omni_schema | Advanced schema management tooling |
| omni_test | Testing framework |
| omni_vfs | Virtual File System |
| pg_cron_helper | Extension to help functionality of pg_cron |
| pg_dbwa | Analyzes local or remote PostgreSQL workloads using historical pg_stat_statements snapshots. |
| pg_jobmon | Extension for logging and monitoring functions in PostgreSQL |
| pg_paxos | Paxos distributed consensus functions and table replication for PostgreSQL |
| pg_profile | PostgreSQL load profile repository and report builder |
| pgbouncer_fdw | Extension for querying PgBouncer stats from normal SQL views & running pgbouncer commands from normal SQL functions |
| pgbouncer_wrapper | Monitor and control the PgBouncer administration console through SQL views and functions backed by dblink_fdw |
| pgelog | Extended logging via pseudo-autonomous transactions |
| pgintegrity | Trigger-based row integrity watermark checker for PostgreSQL tables |
| simple_timeseries | time-series extension |
| softvisio_admin | Proprietary SQL administration extension for database/role provisioning and cluster-wide extension inventory and updates via dblink. |
| synchronize_logical_slots | Synchronizes logical replication slots from an EDB Advanced Server 12 primary to synchronous standby servers. |
| sys_syn_dblink | PL/pgSQL synchronization processor that pulls sys_syn queues over named dblink connections, transforms batches, writes local tables, and returns processing status to the source database. |
| postgres_fdw | foreign-data wrapper for remote PostgreSQL servers |
| db_migrator | Tools to migrate other databases to PostgreSQL |
| pgspider_ext | foreign-data wrapper for remote PGSpider servers |
| pglogical | PostgreSQL Logical Replication |
| citus | Distributed PostgreSQL as an extension |
| pgclone | Clone PostgreSQL databases, schemas, tables, and functions across environments |
| plproxy | Database partitioning implemented as procedural language |
| mimeo | Extension for specialized, per-table replication between PostgreSQL instances |
| mysql_fdw | Foreign data wrapper for querying a MySQL server |
| db2_fdw | foreign data wrapper for DB2 access |