UNPAUSE CLUSTER UNPAUSE CLUSTER 7 SQL - Language Statements UNPAUSE CLUSTER unpause the Postgres-XL cluster UNPAUSE CLUSTER UNPAUSE CLUSTER is a SQL command specific to Postgres-XL that unpauses cluster operation. If the DBA previously paused the cluster via the command , the DBA can resume operation vi UNPAUSE CLUSTER. UNPAUSE CLUSTER does not conform to the SQL standards, it is a Postgres-XL specific command.