Where can I find the information about the datatypes used in the above create statement? I need info on all the msi tables. Answer MSI SDK: This section in the MSI SDK lists the built-in MSI tables: https://docs.microsoft.com/en-us/windows/win32/msi/database-tables – see the Orca section below for more technical information: the file “orca.dat” in the Orca installation folder holds the schema. Technicalities: