#### Queries are commented due to PMM-8859
pg_replication:
  query: "SELECT CASE WHEN NOT pg_is_in_recovery() THEN 0 ELSE GREATEST (0, EXTRACT(EPOCH FROM (now() - pg_last_xact_replay_timestamp()))) END AS lag"
  master: true
  metrics:
    - lag:
        usage: "GAUGE"
        description: "Replication lag behind master in seconds"

pg_postmaster:
  query: "SELECT pg_postmaster_start_time as start_time_seconds from pg_postmaster_start_time()"
  master: true
  metrics:
    - start_time_seconds:
        usage: "GAUGE"
        description: "Time at which postmaster started"

pg_database:
  query: "SELECT pg_database.datname, pg_database_size(pg_database.datname) as size_bytes FROM pg_database"
  master: true
  cache_seconds: 30
  metrics:
    - datname:
        usage: "LABEL"
        description: "Name of the database"
    - size_bytes:
        usage: "GAUGE"
        description: "Disk space used by the database"
####
#pg_stat_statements:
#  query: "SELECT t2.rolname, t3.datname, queryid, calls, total_time / 1000 as total_time_seconds, min_time / 1000 as min_time_seconds, max_time / 1000 as max_time_seconds, mean_time / 1000 as mean_time_seconds, stddev_time / 1000 as stddev_time_seconds, rows, shared_blks_hit, shared_blks_read, shared_blks_dirtied, shared_blks_written, local_blks_hit, local_blks_read, local_blks_dirtied, local_blks_written, temp_blks_read, temp_blks_written, blk_read_time / 1000 as blk_read_time_seconds, blk_write_time / 1000 as blk_write_time_seconds FROM pg_stat_statements t1 JOIN pg_roles t2 ON (t1.userid=t2.oid) JOIN pg_database t3 ON (t1.dbid=t3.oid) WHERE t2.rolname != 'rdsadmin'"
#  master: true
#  metrics:
#    - rolname:
#        usage: "LABEL"
#        description: "Name of user"
#    - datname:
#        usage: "LABEL"
#        description: "Name of database"
#    - queryid:
#        usage: "LABEL"
#        description: "Query ID"
#    - calls:
#        usage: "COUNTER"
#        description: "Number of times executed"
#    - total_time_seconds:
#        usage: "COUNTER"
#        description: "Total time spent in the statement, in milliseconds"
#    - min_time_seconds:
#        usage: "GAUGE"
#        description: "Minimum time spent in the statement, in milliseconds"
#    - max_time_seconds:
#        usage: "GAUGE"
#        description: "Maximum time spent in the statement, in milliseconds"
#    - mean_time_seconds:
#        usage: "GAUGE"
#        description: "Mean time spent in the statement, in milliseconds"
#    - stddev_time_seconds:
#        usage: "GAUGE"
#        description: "Population standard deviation of time spent in the statement, in milliseconds"
#    - rows:
#        usage: "COUNTER"
#        description: "Total number of rows retrieved or affected by the statement"
#    - shared_blks_hit:
#        usage: "COUNTER"
#        description: "Total number of shared block cache hits by the statement"
#    - shared_blks_read:
#        usage: "COUNTER"
#        description: "Total number of shared blocks read by the statement"
#    - shared_blks_dirtied:
#        usage: "COUNTER"
#        description: "Total number of shared blocks dirtied by the statement"
#    - shared_blks_written:
#        usage: "COUNTER"
#        description: "Total number of shared blocks written by the statement"
#    - local_blks_hit:
#        usage: "COUNTER"
#        description: "Total number of local block cache hits by the statement"
#    - local_blks_read:
#        usage: "COUNTER"
#        description: "Total number of local blocks read by the statement"
#    - local_blks_dirtied:
#        usage: "COUNTER"
#        description: "Total number of local blocks dirtied by the statement"
#    - local_blks_written:
#        usage: "COUNTER"
#        description: "Total number of local blocks written by the statement"
#    - temp_blks_read:
#        usage: "COUNTER"
#        description: "Total number of temp blocks read by the statement"
#    - temp_blks_written:
#        usage: "COUNTER"
#        description: "Total number of temp blocks written by the statement"
#    - blk_read_time_seconds:
#        usage: "COUNTER"
#        description: "Total time the statement spent reading blocks, in milliseconds (if track_io_timing is enabled, otherwise zero)"
#    - blk_write_time_seconds:
#        usage: "COUNTER"
#        description: "Total time the statement spent writing blocks, in milliseconds (if track_io_timing is enabled, otherwise zero)"