-= Info about application 'PGSQL' =- 

[Synopsis]:
Do several SQLy things

[Description]:
PGSQL():  Do several SQLy things
Syntax:
  PGSQL(Connect var option-string)
    Connects to a database.  Option string contains standard PostgreSQL
    parameters like host=, dbname=, user=.  Connection identifer returned
    in ${var}
  PGSQL(Query var ${connection_identifier} query-string)
    Executes standard SQL query contained in query-string using established
    connection identified by ${connection_identifier}. Reseult of query is
    is stored in ${var}.
  PGSQL(Fetch statusvar ${result_identifier} var1 var2 ... varn)
    Fetches a single row from a result set contained in ${result_identifier}.
    Assigns returned fields to ${var1} ... ${varn}.  ${statusvar} is set TRUE
    if additional rows exist in reseult set.
  PGSQL(Clear ${result_identifier})
    Frees memory and datastructures associated with result set.
  PGSQL(Disconnect ${connection_identifier})
    Disconnects from named connection to PostgreSQL.