projiect01
    category
    comment
    topic
    vote

 projiect01
 ・thread_category
   id integer
name character varying(50)
url_code character varying(50) unique=True blank=False
sort integer default=0
 ・thread_category_id_seq
   sequence_name thread_category_id_seq
last_value
start_value 1
increment_by integer default=0
max_value 9223372036854775807
min_value 1
cache_value
log_cnt 32
is_cycled f
is_called t

 ・thread_topic
   id integer
user_name character varying(50)
title character varying(50)
massage character varying
created DateTime
modified DateTime
category_id integer
 ・thread_topic_id_seq

 ・thread_comment
   id integer
no integer
user_name character varying(50)
massage character varying
pub_flg t,f
created DateTime
topic_id integer
 ・thread_comment_id_seq

 ・thread_vote
   id integer
ip_address character varying(50)
comment_id integer
 ・thread_vote_id_seq