diff --git a/appview/db/migrations/20250305_113405.sql b/appview/db/migrations/20250305_113405.sql
new file mode 100644
--- /dev/null
+++ b/appview/db/migrations/20250305_113405.sql
@@ -0,0 +1,62 @@
+-- Simplified SQLite Database Migration Script for Issues and Comments
+
+-- Migration for issues table
+CREATE TABLE issues_new (
+    id integer primary key autoincrement,
+    owner_did text not null,
+    repo_at text not null,
+    issue_id integer not null,
+    title text not null,
+    body text not null,
+    open integer not null default 1,
+    created text not null default (strftime('%Y-%m-%dT%H:%M:%SZ', 'now')),
+    issue_at text,
+    unique(repo_at, issue_id),
+    foreign key (repo_at) references repos(at_uri) on delete cascade
+);
+
+-- Migrate data to new issues table
+INSERT INTO issues_new (
+    id, owner_did, repo_at, issue_id,
+    title, body, open, created, issue_at
+)
+SELECT
+    id, owner_did, repo_at, issue_id,
+    title, body, open, created, issue_at
+FROM issues;
+
+-- Drop old issues table
+DROP TABLE issues;
+
+-- Rename new issues table
+ALTER TABLE issues_new RENAME TO issues;
+
+-- Migration for comments table
+CREATE TABLE comments_new (
+    id integer primary key autoincrement,
+    owner_did text not null,
+    issue_id integer not null,
+    repo_at text not null,
+    comment_id integer not null,
+    comment_at text not null,
+    body text not null,
+    created text not null default (strftime('%Y-%m-%dT%H:%M:%SZ', 'now')),
+    unique(issue_id, comment_id),
+    foreign key (repo_at, issue_id) references issues(repo_at, issue_id) on delete cascade
+);
+
+-- Migrate data to new comments table
+INSERT INTO comments_new (
+    id, owner_did, issue_id, repo_at,
+    comment_id, comment_at, body, created
+)
+SELECT
+    id, owner_did, issue_id, repo_at,
+    comment_id, comment_at, body, created
+FROM comments;
+
+-- Drop old comments table
+DROP TABLE comments;
+
+-- Rename new comments table
+ALTER TABLE comments_new RENAME TO comments;
diff --git a/appview/db/migrations/validate.sql b/appview/db/migrations/validate.sql
new file mode 100644
--- /dev/null
+++ b/appview/db/migrations/validate.sql
@@ -0,0 +1,66 @@
+-- Validation Queries for Database Migration
+
+-- 1. Verify Issues Table Structure
+PRAGMA table_info(issues);
+
+-- 2. Verify Comments Table Structure
+PRAGMA table_info(comments);
+
+-- 3. Check Total Row Count Consistency
+SELECT
+    'Issues Row Count' AS check_type,
+    (SELECT COUNT(*) FROM issues) AS row_count
+UNION ALL
+SELECT
+    'Comments Row Count' AS check_type,
+    (SELECT COUNT(*) FROM comments) AS row_count;
+
+-- 4. Verify Unique Constraint on Issues
+SELECT
+    repo_at,
+    issue_id,
+    COUNT(*) as duplicate_count
+FROM issues
+GROUP BY repo_at, issue_id
+HAVING duplicate_count > 1;
+
+-- 5. Verify Foreign Key Integrity for Comments
+SELECT
+    'Orphaned Comments' AS check_type,
+    COUNT(*) AS orphaned_count
+FROM comments c
+LEFT JOIN issues i ON c.repo_at = i.repo_at AND c.issue_id = i.issue_id
+WHERE i.id IS NULL;
+
+-- 6. Check Foreign Key Constraint
+PRAGMA foreign_key_list(comments);
+
+-- 7. Sample Data Integrity Check
+SELECT
+    'Sample Issues' AS check_type,
+    repo_at,
+    issue_id,
+    title,
+    created
+FROM issues
+LIMIT 5;
+
+-- 8. Sample Comments Data Integrity Check
+SELECT
+    'Sample Comments' AS check_type,
+    repo_at,
+    issue_id,
+    comment_id,
+    body,
+    created
+FROM comments
+LIMIT 5;
+
+-- 9. Verify Constraint on Comments (Issue ID and Comment ID Uniqueness)
+SELECT
+    issue_id,
+    comment_id,
+    COUNT(*) as duplicate_count
+FROM comments
+GROUP BY issue_id, comment_id
+HAVING duplicate_count > 1;