The CV2VIEW Procedure

FROM_LIBREF= Statement

Specifies the library that contains the view descriptors or access descriptors that you want to convert

Requirement:	You must specify either the FROM_VIEW= statement or the FROM_LIBREF= statement.
Requirement:	The FROM_LIBREF= and TO_LIBREF= statements are always used together.

FROM_LIBREF= input-library;

input-library: specifies a previously assigned library that contains the view descriptors or access descriptors that you want to convert. All descriptors that are in the specified library and that access data in the specified DBMS are converted into SQL views. If you specify DBMS=ALL, then all descriptors that are in the specified library and that access any supported DBMS are converted.