lines beginning with two dashes

"--"

are treated as comments.

tokens can be substituted with the value of an environment variable by specifying the environment variable name surrounded by

#s

. eg the Source Schema could be specified as

#myschema#

. When parsed it would be substituted with the value of the environment variable

myschema’

.

each table definition is terminated by a semicolon.

multiple table definitions are permitted in this section.