commit ede0c38f19ae9d42acf061b6889cbedf2eeb734b · kot.pink/core

+62

appview/db/migrations/20250305_113405.sql

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       -- Simplified SQLite Database Migration Script for Issues and Comments

     

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       -- Migration for issues table

     

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       CREATE TABLE issues_new (

     

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           id integer primary key autoincrement,

     

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           owner_did text not null,

     

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           repo_at text not null,

     

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           issue_id integer not null,

     

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           title text not null,

     

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           body text not null,

     

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           open integer not null default 1,

     

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           created text not null default (strftime('%Y-%m-%dT%H:%M:%SZ', 'now')),

     

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           issue_at text,

     

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           unique(repo_at, issue_id),

     

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           foreign key (repo_at) references repos(at_uri) on delete cascade

     

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       );

     

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       -- Migrate data to new issues table

     

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       INSERT INTO issues_new (

     

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           id, owner_did, repo_at, issue_id,

     

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           title, body, open, created, issue_at

     

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       )

     

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       SELECT

     

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           id, owner_did, repo_at, issue_id,

     

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           title, body, open, created, issue_at

     

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       FROM issues;

     

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       -- Drop old issues table

     

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       DROP TABLE issues;

     

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       -- Rename new issues table

     

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       ALTER TABLE issues_new RENAME TO issues;

     

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       -- Migration for comments table

     

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       CREATE TABLE comments_new (

     

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           id integer primary key autoincrement,

     

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           owner_did text not null,

     

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           issue_id integer not null,

     

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           repo_at text not null,

     

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           comment_id integer not null,

     

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           comment_at text not null,

     

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           body text not null,

     

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           created text not null default (strftime('%Y-%m-%dT%H:%M:%SZ', 'now')),

     

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           unique(issue_id, comment_id),

     

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           foreign key (repo_at, issue_id) references issues(repo_at, issue_id) on delete cascade

     

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       );

     

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       -- Migrate data to new comments table

     

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       INSERT INTO comments_new (

     

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           id, owner_did, issue_id, repo_at,

     

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           comment_id, comment_at, body, created

     

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       )

     

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       SELECT

     

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           id, owner_did, issue_id, repo_at,

     

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           comment_id, comment_at, body, created

     

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       FROM comments;

     

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       -- Drop old comments table

     

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       DROP TABLE comments;

     

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       -- Rename new comments table

     

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       ALTER TABLE comments_new RENAME TO comments;

+66

appview/db/migrations/validate.sql

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       -- Validation Queries for Database Migration

     

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       -- 1. Verify Issues Table Structure

     

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       PRAGMA table_info(issues);

     

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       -- 2. Verify Comments Table Structure

     

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       PRAGMA table_info(comments);

     

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       -- 3. Check Total Row Count Consistency

     

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       SELECT

     

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           'Issues Row Count' AS check_type,

     

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           (SELECT COUNT(*) FROM issues) AS row_count

     

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       UNION ALL

     

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       SELECT

     

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           'Comments Row Count' AS check_type,

     

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           (SELECT COUNT(*) FROM comments) AS row_count;

     

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       -- 4. Verify Unique Constraint on Issues

     

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       SELECT

     

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           repo_at,

     

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           issue_id,

     

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           COUNT(*) as duplicate_count

     

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       FROM issues

     

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       GROUP BY repo_at, issue_id

     

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       HAVING duplicate_count > 1;

     

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       -- 5. Verify Foreign Key Integrity for Comments

     

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       SELECT

     

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           'Orphaned Comments' AS check_type,

     

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           COUNT(*) AS orphaned_count

     

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       FROM comments c

     

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       LEFT JOIN issues i ON c.repo_at = i.repo_at AND c.issue_id = i.issue_id

     

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       WHERE i.id IS NULL;

     

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       -- 6. Check Foreign Key Constraint

     

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       PRAGMA foreign_key_list(comments);

     

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       -- 7. Sample Data Integrity Check

     

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       SELECT

     

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           'Sample Issues' AS check_type,

     

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           repo_at,

     

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           issue_id,

     

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           title,

     

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           created

     

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       FROM issues

     

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       LIMIT 5;

     

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       -- 8. Sample Comments Data Integrity Check

     

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       SELECT

     

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           'Sample Comments' AS check_type,

     

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           repo_at,

     

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           issue_id,

     

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           comment_id,

     

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           body,

     

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           created

     

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       FROM comments

     

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       LIMIT 5;

     

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       -- 9. Verify Constraint on Comments (Issue ID and Comment ID Uniqueness)

     

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       SELECT

     

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           issue_id,

     

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           comment_id,

     

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           COUNT(*) as duplicate_count

     

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       FROM comments

     

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       GROUP BY issue_id, comment_id

     

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       HAVING duplicate_count > 1;