Table: uml_tool
Columns: name
creator
platform_os
first_public_release
latest_stable_release
open_source
programming_language_used

Question: Which Creator has the Latest stable release of unknown, and a Name of myeclipse?
SQL: SELECT "creator" FROM uml_tool WHERE "latest_stable_release" = 'unknown' AND "name" = 'myeclipse'

Question: Which Platform / OS has a Name of altova umodel?
SQL: SELECT "platform_os" FROM uml_tool WHERE "name" = 'altova umodel'

Question: Which Programming language used has a First public release of 1997?
SQL: SELECT "programming_language_used" FROM uml_tool WHERE "first_public_release" = '1997'

Question: Which First public release has a Name of rational software modeler?
SQL: SELECT "first_public_release" FROM uml_tool WHERE "name" = 'rational software modeler'