CREATE TABLE table_38278 ("Name" TEXT, "Creator" TEXT, "Platform / OS" TEXT, "First public release" TEXT, "Latest stable release" TEXT, "Open source" TEXT, "Programming language used" TEXT)

Which Programming language used has a First public release of 1997?
SELECT "Programming language used" FROM table_38278 WHERE "First public release" = '1997'
SELECT "Programming language used" FROM "table_38278" WHERE "First public release" = '1997'