Create PostgreSQL native interface database connection
creates a PostgreSQL native interface database connection using the specified data source,
user name, and password. conn
= postgresql(datasource
,username
,password
)conn
is a connection
object.
creates a PostgreSQL native interface database connection using the specified user name and
password, with additional options specified by one or more name-value pair arguments. For
example, conn
= postgresql(username
,password
,Name,Value
)"Server","dbtb00"
specifies the database server name as
dbtb00
.