data-service/sqitch/deploy/git_branch_id.sql

33 lines
1.0 KiB
PL/PgSQL

-- Deploy guix-data-service:git_branch_id to pg
BEGIN;
ALTER TABLE git_branches RENAME TO git_branches_old;
CREATE TABLE git_branches (
id integer PRIMARY KEY GENERATED ALWAYS AS IDENTITY,
name character varying NOT NULL,
git_repository_id integer NOT NULL REFERENCES git_repositories (id),
CONSTRAINT git_repository_id_name_unique UNIQUE (git_repository_id, name)
);
CREATE TABLE git_commits (
id integer PRIMARY KEY GENERATED ALWAYS AS IDENTITY,
commit character varying NOT NULL,
git_branch_id integer NOT NULL REFERENCES git_branches (id),
datetime timestamp without time zone NOT NULL
);
INSERT INTO git_branches (name, git_repository_id)
SELECT DISTINCT name, git_repository_id
FROM git_branches_old;
INSERT INTO git_commits (commit, git_branch_id, datetime)
SELECT commit, git_branches.id, datetime
FROM git_branches_old
INNER JOIN git_branches
ON git_branches_old.name = git_branches.name
AND git_branches_old.git_repository_id = git_branches.git_repository_id;
COMMIT;