DB:
  driver: 'mysql'
  host: 'localhost'
  user: 'root'
  password: ''
  port: '3306'
  max_open_conns: '500'
  max_idle_conns: '500'
  conn_max_life_time: '5'
  # driver: 'postgres'
  # host: 'localhost'
  # user: 'postgres'
  # password: 'mysecretpassword'
  # port: '5432'
  # max_open_conns: 'dbmaxopenconns'
  # max_idle_conns: 'dbmaxidleconns'
  # conn_max_life_time: 'dbconnmaxlifetime'
# the unit of following configurations is second

# TransCronInterval: 3 # the interval to poll unfinished global transaction for every dtm process
# TimeoutToFail: 35 # timeout for XA, TCC to fail. saga's timeout default to infinite, which can be overwritten in saga options
# RetryInterval: 10 # the subtrans branch will be retried after this interval