Changes to the data model for Oracle

The following new tables have been added:

• ID_REFERENCE

The following new indexes have been added on the ID_REFERENCE table:

• CC_ID_UI on columns(OBJ_ID, CATEGORY, KEY)
• CC_ID_VAL on columns(VALUE, CATEGORY, KEY, CREATED, OBJ_ID)

The following existing table columns have been altered:

• The CLASSIFICATION.CODE column changed from CHAR(40) to CHAR(150)
• The H_CLASSIFICATION.CODE column changed from CHAR(40) to CHAR(150)