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Viewing changes to userdb/migrations/20080707-01.sql

  • Committer: Matt Giuca
  • Date: 2009-12-15 04:44:25 UTC
  • Revision ID: matt.giuca@gmail.com-20091215044425-uxzmdrd89s2d5ax6
doc: Added dev/faq, with some helpful tips on creating certain objects.

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BEGIN;
 
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CREATE TABLE subject (                                                               
 
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    subjectid       SERIAL PRIMARY KEY NOT NULL,
 
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    subj_code       VARCHAR UNIQUE NOT NULL,
 
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    subj_name       VARCHAR NOT NULL,
 
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    subj_short_name VARCHAR,    -- may be null
 
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    url             VARCHAR
 
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);
 
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DELETE FROM offering;
 
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ALTER TABLE offering DROP COLUMN subj_code;
 
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ALTER TABLE offering DROP COLUMN subj_name;
 
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ALTER TABLE offering DROP COLUMN url;
 
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ALTER TABLE offering ADD COLUMN subject INT4 REFERENCES subject (subjectid) NOT NULL;
 
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COMMIT;
 
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