Romber

Database tables

romber_meta.sessions

• Purpose
• Definition
• Constraints
• Load

Purpose

This table provides a list of valid meta sessions. This information is highly dynamic and grows. It doesn't need a data entry page.

Definition

Source romber_meta_sessions_tbl.sql

create table romber_meta.sessions (
  internet_address              romber_telecomm.internet_address        not null,
  job_instance_id               romber_meta.job_instance_id     not null,
  meta_session_php_sid          romber_base.generic_name        not null,
  meta_session_id               romber_meta.session_id          not null
                                  default nextval ( 'romber_base.generic_id_seq' ),
  meta_session_type_id          romber_meta.session_type_id     not null,
  meta_session_uuid             romber_base.generic_uuid        not null,
  session_begin_timestamp       romber_base.generic_timestamp   not null,
  session_end_timestamp         romber_base.generic_timestamp   not null,
  username_id                   romber_member.username_id       not null );

Constraints

Source romber_meta_sessions_pk.sql

alter table romber_meta.sessions
  add constraint romber_meta_sessions_pk
    primary key ( meta_session_id );

Source romber_meta_sessions_uk1.sql

alter table romber_meta.sessions
  add constraint romber_meta_sessions_uk1
    unique ( meta_session_php_sid );

Source romber_meta_sessions_uk2.sql

alter table romber_meta.sessions
  add constraint romber_meta_sessions_uk2
    unique ( meta_session_uuid );

Source romber_meta_sessions_fk1.sql

alter table romber_meta.sessions
  add constraint romber_meta_sessions_fk1
    foreign key ( username_id )
    references romber_member.usernames ( username_id );

Source romber_meta_sessions_fk2.sql

alter table romber_meta.sessions
  add constraint romber_meta_sessions_fk2
    foreign key ( meta_session_type_id )
    references romber_meta.session_types ( meta_session_type_id );

Source romber_meta_sessions_fk3.sql

alter table romber_meta.sessions
  add constraint romber_meta_sessions_fk3
    foreign key ( job_instance_id )
    references romber_meta.job_instances ( job_instance_id );

Load

Source romber_meta_sessions_load.sql

insert into romber_meta.sessions (
    internet_address,
    job_instance_id,
    meta_session_php_sid,
    meta_session_id,
    meta_session_type_id,
    meta_session_uuid,
    session_begin_timestamp,
    session_end_timestamp,
    username_id )
  values (
    '',
    0,
    '',
    0,
    0,
    '',
    timestamp '1858-11-17 00:00:00.00',
    timestamp '1858-11-17 00:00:00.00',
    0 );