//		Set primary key & seal schema:
 static {
   // Add index to enforce unique combination of project and correspondent:
   SEND_SCHEDULE_SCHEMA.addIndex(
       new Index(
           "IdxProjectCorrespondent",
           true,
           SEND_SCHEDULE_COLUMN_PROJECT,
           SEND_SCHEDULE_COLUMN_RECEIVER));
   SEND_SCHEDULE_SCHEMA.setPrimaryKey(
       new AutoIncrementingPrimaryKey("IDIdx", SEND_SCHEDULE_COLUMN_ID), true /*seal!*/);
 }
 //		Add index, set primary key & seal schema:
 static {
   // Unique index to ensure name+variant+version combinations are unique:
   PROJECT_SCHEMA.addIndex(
       new Index(
           "ProjectUnique",
           true,
           PROJECT_NAME_COLUMN,
           PROJECT_VARIANT_COLUMN,
           PROJECT_VERSION_COLUMN));
   PROJECT_SCHEMA.setPrimaryKey(
       PrimaryKey.WithColumnNames(PROJECT_ID_COLUMN, PROJECT_FINGERPRINT_COLUMN), true /*seal!*/);
 }