DBLINK_IS_BUSY(3) PostgreSQL 9.3.4 Documentation DBLINK_IS_BUSY(3)NAMEdblink_is_busy - checks if connection is busy with an async query
SYNOPSIS
dblink_is_busy(text connname) returns int
DESCRIPTIONdblink_is_busy tests whether an async query is in progress.
ARGUMENTS
conname
Name of the connection to check.
RETURN VALUE
Returns 1 if connection is busy, 0 if it is not busy. If this function
returns 0, it is guaranteed that dblink_get_result will not block.
EXAMPLES
SELECT dblink_is_busy('dtest1');
PostgreSQL 9.3.4 2014 DBLINK_IS_BUSY(3)