public void setKey_seq(int key_seq) {
    this.key_seq = key_seq;
    setKey_seqIsSet(true);
  }
Returns true if field column_name is set (has been assigned a value) and false otherwise
standalone-metastore/metastore-common/src/gen/thrift/gen-javabean/org/apache/hadoop/hive/metastore/api/SQLUniqueConstraint.java