49.4. Logical Decoding SQL Interface
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## 49.4. Logical Decoding SQL Interface

See Section 9.27.6 for detailed documentation on the SQL-level API for interacting with logical decoding.

Synchronous replication (see Section 27.2.8) is only supported on replication slots used over the streaming replication interface. The function interface and additional, non-core interfaces do not support synchronous replication.

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49.3. Streaming Replication Protocol Interface | Home | 49.5. System Catalogs Related to Logical Decoding