code: public void updateRefs(boolean assetImport) throws SQLException, IOException {
          List<AssetRef> refs = getCurrentRefs();
          if (refs == null || refs.isEmpty())
              getOut().println("Skipping ASSET_REF table insert/update due to empty current assets");
          else {
              String select = "select name, ref from ASSET_REF where definition_id = ?";
              try (Connection conn = getDbConnection();
                      PreparedStatement stmt = conn.prepareStatement(select)) {
                  for (AssetRef ref : refs) {
                      stmt.setLong(1, ref.getDefinitionId());
                      try (ResultSet rs = stmt.executeQuery()) {
                          // DO NOT update existing refs with newer commitID
                          // Doing so can obliterate previous commitID from ASSET_REF table
                          // which will prevent auto-import detection in cluster envs
                          if (!rs.next()) {
                              String insert = "insert into ASSET_REF (definition_id, name, ref) values (?, ?, ?)";
                              try (PreparedStatement insertStmt = conn.prepareStatement(insert)) {
                                  insertStmt.setLong(1, ref.getDefinitionId());
                                  insertStmt.setString(2, ref.getName());
                                  insertStmt.setString(3, ref.getRef());
                                  insertStmt.executeUpdate();
                                  if (!conn.getAutoCommit()) conn.commit();
                              }
                          }
                      }
                  }
                  if (assetImport)
                      updateRefValue();
              }
          }
      }
docs: Update refs in db.