code: public OqlBuilder<T> join(final String joinMode, final String path, final String alias) {
      from = concat(from, " ", joinMode, " join ", path, " ", alias);
      return this;
    }
docs: join.
  
  @param joinMode a {@link java.lang.String} object.
  @param path a {@link java.lang.String} object.
  @param alias a {@link java.lang.String} object.
  @return a {@link org.beangle.commons.dao.query.builder.OqlBuilder} object.