text: -- Copyright [1999-2015] Wellcome Trust Sanger Institute and the EMBL-European Bioinformatics Institute
  -- 
  -- Licensed under the Apache License, Version 2.0 (the "License");
  -- you may not use this file except in compliance with the License.
  -- You may obtain a copy of the License at
  -- 
  --      http://www.apache.org/licenses/LICENSE-2.0
  -- 
  -- Unless required by applicable law or agreed to in writing, software
  -- distributed under the License is distributed on an "AS IS" BASIS,
  -- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  -- See the License for the specific language governing permissions and
  -- limitations under the License.
  
  -- Adding alt_id table, contains alternative ids for a given term --
  
  CREATE TABLE alt_id (
    alt_id        INT UNSIGNED NOT NULL AUTO_INCREMENT,
    term_id       INT UNSIGNED NOT NULL,
    accession     VARCHAR(64) NOT NULL,
  
    PRIMARY KEY (alt_id),
    UNIQUE INDEX term_alt_idx (term_id, alt_id),
    INDEX accession_idx (accession(50))
  );
  
  -- Patch identifier
  INSERT INTO meta (meta_key, meta_value)
    VALUES ('patch', 'patch_71_72_b.sql|alt_id table');
  