Method: ActiveRecord::PGExtensions::PostgreSQLAdapter#current_wal_lsn

Defined in:
lib/active_record/pg_extensions/postgresql_adapter.rb

#current_wal_lsn ⇒ Object

see www.postgresql.org/docs/current/functions-admin.html#id-1.5.8.33.5.5.2.2.4.1.1.1

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# File 'lib/active_record/pg_extensions/postgresql_adapter.rb', line 185

def current_wal_lsn
  return nil unless wal?

  select_value("SELECT #{pre_pg10_wal_function_name("pg_current_wal_lsn")}()")
end