I/O error being reported. It is not necessary to use the sync mount option. The behavior of the async option is sufficient, since PostgreSQL issues fsync calls at appropriate times to flush the write for specific columns using ALTER TABLE SET STATISTICS. enable_async_append (boolean) Enables or disables the query planner's use of async-aware append plan types. The default is on. enable_bitmapscan Repl. Write- Ahead Log Shipping Logical Repl. Trigger- Based Repl. SQL Re- pl. Mid- dle-ware Async. MM Re- pl. Sync. MM Re- pl. Popular examples NAS DRBD built-in stream- ing repl. built-in logical

I/O error being reported. It is not necessary to use the sync mount option. The behavior of the async option is sufficient, since PostgreSQL issues fsync calls at appropriate times to flush the write for specific columns using ALTER TABLE SET STATISTICS. enable_async_append (boolean) Enables or disables the query planner's use of async-aware append plan types. The default is on. enable_bitmapscan Re- pl. Write- Ahead Log Shipping Logical Repl. Trigger- Based Repl. SQL Re- pl. Mid- dle-ware Async. MM Re- pl. Sync. MM Re- pl. Popular examples NAS DRBD built-in stream- ing repl. built-in logical

COPY_OUT state. int PQgetCopyData(PGconn *conn, 538 Chapter 30. libpq - C Library char **buffer, int async); Attempts to obtain another row of data from the server during a COPY. Data is always returned one only possible when async is true). A result of -1 indicates that the COPY is done. A result of -2 indicates that an error occurred (consult PQerrorMessage for the reason). When async is true (not zero) this case wait for read-ready and then call PQconsumeInput before calling PQgetCopyData again.) When async is false (zero), PQgetCopyData will block until data is available or the operation completes. After

Receives data from the server during COPY_OUT state. int PQgetCopyData(PGconn *conn, char **buffer, int async); Attempts to obtain another row of data from the server during a COPY. Data is always returned one only possible when async is true). A result of -1 indicates that the COPY is done. A result of -2 indicates that an error occurred (consult PQerrorMessage for the reason). When async is true (not zero) case wait for read- ready and then call PQconsumeInput before calling PQgetCopyData again.) When async is false (zero), PQgetCopyData will block until data is available or the operation completes. After

I/O error being reported. It is not necessary to use the sync mount option. The behavior of the async option is sufficient, since PostgreSQL issues fsync calls at appropriate times to flush the write for specific columns using ALTER TABLE SET STATISTICS. enable_async_append (boolean) Enables or disables the query planner's use of async-aware append plan types. The default is on. enable_bitmapscan Repl. Write- Ahead Log Shipping Logical Repl. Trigger- Based Repl. SQL Re- pl. Mid- dle-ware Async. MM Re- pl. Sync. MM Re- pl. Popular examples NAS DRBD built-in stream- ing repl. built-in logical

I/O error being reported. It is not necessary to use the sync mount option. The behavior of the async option is sufficient, since PostgreSQL issues fsync calls at appropriate times to flush the write for specific columns using ALTER TABLE SET STATISTICS. enable_async_append (boolean) Enables or disables the query planner's use of async-aware append plan types. The default is on. enable_bitmapscan Re- pl. Write- Ahead Log Shipping Logical Repl. Trigger- Based Repl. SQL Re- pl. Mid- dle-ware Async. MM Re- pl. Sync. MM Re- pl. Popular examples NAS DRBD built-in stream- ing repl. built-in logical

I/O error being reported. It is not necessary to use the sync mount option. The behavior of the async option is sufficient, since PostgreSQL issues fsync calls at appropriate times to flush the write for specific columns using ALTER TABLE SET STATISTICS. enable_async_append (boolean) Enables or disables the query planner's use of async-aware append plan types. The default is on. enable_bitmapscan Re- pl. Write- Ahead Log Shipping Logical Repl. Trigger- Based Repl. SQL Re- pl. Mid- dle-ware Async. MM Re- pl. Sync. MM Re- pl. Popular examples NAS DRBD built-in stream- ing repl. built-in logical

I/O error being reported. It is not necessary to use the sync mount option. The behavior of the async option is sufficient, since PostgreSQL issues fsync calls at appropriate times to flush the write for specific columns using ALTER TABLE SET STATISTICS. enable_async_append (boolean) Enables or disables the query planner's use of async-aware append plan types. The default is on. enable_bitmapscan Repl. Write- Ahead Log Shipping Logical Repl. Trigger- Based Repl. SQL Re- pl. Mid- dle-ware Async. MM Re- pl. Sync. MM Re- pl. Popular examples NAS DRBD built-in stream- ing repl. built-in logical

I/O error being reported. It is not necessary to use the sync mount option. The behavior of the async option is sufficient, since PostgreSQL issues fsync calls at appropriate times to flush the write for specific columns using ALTER TABLE SET STATISTICS. enable_async_append (boolean) Enables or disables the query planner's use of async-aware append plan types. The default is on. enable_bitmapscan Re- pl. Write- Ahead Log Shipping Logical Repl. Trigger- Based Repl. SQL Re- pl. Mid- dle-ware Async. MM Re- pl. Sync. MM Re- pl. Popular examples NAS DRBD built-in stream- ing repl. built-in logical

I/O error being reported. It is not necessary to use the sync mount option. The behavior of the async option is sufficient, since PostgreSQL issues fsync calls at appropriate times to flush the write for specific columns using ALTER TABLE SET STATISTICS. enable_async_append (boolean) Enables or disables the query planner's use of async-aware append plan types. The default is on. enable_bitmapscan Repl. Write- Ahead Log Shipping Logical Repl. Trigger- Based Repl. SQL Re- pl. Mid- dle-ware Async. MM Re- pl. Sync. MM Re- pl. Popular examples NAS DRBD built-in stream- ing repl. built-in logical