| Migrating from IBM Informix 4gl to Genero BDL / Installation and setup topics | |
Before compiling .4gl or .per files, you must extract the database schema with the fgldbsch tool. This will produce an .sch file, and optionally, .val and .att files. The fgldbsch tool can extract database schemas from Informix®, and from other databases such as Oracle and SQL Server, but you must be aware of data type conversion rules.