diff --git a/prisma/migrations/20231109070005_change_updated_at_column/migration.sql b/prisma/migrations/20231109070005_change_updated_at_column/migration.sql
deleted file mode 100644
index 67b3865..0000000
--- a/prisma/migrations/20231109070005_change_updated_at_column/migration.sql
+++ /dev/null
@@ -1,8 +0,0 @@
--- AlterTable
-ALTER TABLE `blogs` MODIFY `updated_at` TIMESTAMP(0) NOT NULL DEFAULT CURRENT_TIMESTAMP(0);
-
--- AlterTable
-ALTER TABLE `posts` MODIFY `updated_at` TIMESTAMP(0) NOT NULL DEFAULT CURRENT_TIMESTAMP(0);
-
--- AlterTable
-ALTER TABLE `users` MODIFY `updated_at` TIMESTAMP(0) NOT NULL DEFAULT CURRENT_TIMESTAMP(0);
diff --git a/prisma/migrations/20231113054945_create_report_and_block_tables/migration.sql b/prisma/migrations/20231113054945_create_report_and_block_tables/migration.sql
deleted file mode 100644
index 0f372aa..0000000
--- a/prisma/migrations/20231113054945_create_report_and_block_tables/migration.sql
+++ /dev/null
@@ -1,32 +0,0 @@
--- CreateTable
-CREATE TABLE `user_reports` (
-    `id` INTEGER NOT NULL AUTO_INCREMENT,
-    `reporter_id` INTEGER NOT NULL,
-    `reported_id` INTEGER NOT NULL,
-    `reason` VARCHAR(100) NOT NULL,
-
-    UNIQUE INDEX `user_reports_reporter_id_reported_id_key`(`reporter_id`, `reported_id`),
-    PRIMARY KEY (`id`)
-) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;
-
--- CreateTable
-CREATE TABLE `user_blocks` (
-    `id` INTEGER NOT NULL AUTO_INCREMENT,
-    `blocker_id` INTEGER NOT NULL,
-    `blocked_id` INTEGER NOT NULL,
-
-    UNIQUE INDEX `user_blocks_blocker_id_blocked_id_key`(`blocker_id`, `blocked_id`),
-    PRIMARY KEY (`id`)
-) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;
-
--- AddForeignKey
-ALTER TABLE `user_reports` ADD CONSTRAINT `user_reports_reporter_id_fkey` FOREIGN KEY (`reporter_id`) REFERENCES `users`(`id`) ON DELETE CASCADE ON UPDATE CASCADE;
-
--- AddForeignKey
-ALTER TABLE `user_reports` ADD CONSTRAINT `user_reports_reported_id_fkey` FOREIGN KEY (`reported_id`) REFERENCES `users`(`id`) ON DELETE CASCADE ON UPDATE CASCADE;
-
--- AddForeignKey
-ALTER TABLE `user_blocks` ADD CONSTRAINT `user_blocks_blocker_id_fkey` FOREIGN KEY (`blocker_id`) REFERENCES `users`(`id`) ON DELETE CASCADE ON UPDATE CASCADE;
-
--- AddForeignKey
-ALTER TABLE `user_blocks` ADD CONSTRAINT `user_blocks_blocked_id_fkey` FOREIGN KEY (`blocked_id`) REFERENCES `users`(`id`) ON DELETE CASCADE ON UPDATE CASCADE;
diff --git a/prisma/migrations/20231113101900_update_blog_url_and_rss/migration.sql b/prisma/migrations/20231113101900_update_blog_url_and_rss/migration.sql
deleted file mode 100644
index 53480fd..0000000
--- a/prisma/migrations/20231113101900_update_blog_url_and_rss/migration.sql
+++ /dev/null
@@ -1,16 +0,0 @@
-/*
-  Warnings:
-
-  - A unique constraint covering the columns `[url]` on the table `blogs` will be added. If there are existing duplicate values, this will fail.
-  - A unique constraint covering the columns `[rss]` on the table `blogs` will be added. If there are existing duplicate values, this will fail.
-
-*/
--- AlterTable
-ALTER TABLE `blogs` MODIFY `url` VARCHAR(512) NOT NULL,
-    MODIFY `rss` VARCHAR(512) NOT NULL;
-
--- CreateIndex
-CREATE UNIQUE INDEX `blogs_url_key` ON `blogs`(`url`);
-
--- CreateIndex
-CREATE UNIQUE INDEX `blogs_rss_key` ON `blogs`(`rss`);
diff --git a/prisma/migrations/20231103064351_create_tables/migration.sql b/prisma/migrations/20231114074851_init/migration.sql
similarity index 71%
rename from prisma/migrations/20231103064351_create_tables/migration.sql
rename to prisma/migrations/20231114074851_init/migration.sql
index 6e84fd9..d1789ef 100644
--- a/prisma/migrations/20231103064351_create_tables/migration.sql
+++ b/prisma/migrations/20231114074851_init/migration.sql
@@ -6,7 +6,7 @@ CREATE TABLE `users` (
     `provider` VARCHAR(10) NULL,
     `provider_id` VARCHAR(100) NULL,
     `created_at` TIMESTAMP(0) NOT NULL DEFAULT CURRENT_TIMESTAMP(0),
-    `updated_at` TIMESTAMP(0) NOT NULL,
+    `updated_at` TIMESTAMP(0) NOT NULL DEFAULT CURRENT_TIMESTAMP(0),
     `last_signed_at` TIMESTAMP(0) NULL,
     `deleted_at` TIMESTAMP(0) NULL,
 
@@ -30,14 +30,15 @@ CREATE TABLE `blogs` (
     `id` INTEGER NOT NULL AUTO_INCREMENT,
     `user_id` INTEGER NOT NULL,
     `name` VARCHAR(30) NOT NULL,
-    `url` TEXT NOT NULL,
-    `rss` TEXT NOT NULL,
+    `url` VARCHAR(512) NOT NULL,
+    `rss` VARCHAR(512) NOT NULL,
     `main` BOOLEAN NOT NULL DEFAULT false,
     `last_published_at` TIMESTAMP(0) NULL,
     `created_at` TIMESTAMP(0) NOT NULL DEFAULT CURRENT_TIMESTAMP(0),
-    `updated_at` TIMESTAMP(0) NOT NULL,
+    `updated_at` TIMESTAMP(0) NOT NULL DEFAULT CURRENT_TIMESTAMP(0),
 
-    UNIQUE INDEX `blogs_id_user_id_key`(`id`, `user_id`),
+    UNIQUE INDEX `blogs_url_key`(`url`),
+    UNIQUE INDEX `blogs_rss_key`(`rss`),
     UNIQUE INDEX `blogs_user_id_name_key`(`user_id`, `name`),
     PRIMARY KEY (`id`)
 ) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;
@@ -45,19 +46,17 @@ CREATE TABLE `blogs` (
 -- CreateTable
 CREATE TABLE `posts` (
     `id` INTEGER NOT NULL AUTO_INCREMENT,
-    `user_id` INTEGER NOT NULL,
     `blog_id` INTEGER NOT NULL,
+    `user_id` INTEGER NOT NULL,
     `title` VARCHAR(50) NOT NULL,
     `content` VARCHAR(100) NOT NULL,
     `url` VARCHAR(512) NOT NULL,
     `published_at` TIMESTAMP(0) NOT NULL,
     `created_at` TIMESTAMP(0) NOT NULL DEFAULT CURRENT_TIMESTAMP(0),
-    `updated_at` TIMESTAMP(0) NOT NULL,
+    `updated_at` TIMESTAMP(0) NOT NULL DEFAULT CURRENT_TIMESTAMP(0),
 
     UNIQUE INDEX `posts_url_key`(`url`),
     INDEX `publishedAtIndex`(`published_at`),
-    UNIQUE INDEX `posts_id_blog_id_key`(`id`, `blog_id`),
-    UNIQUE INDEX `posts_id_user_id_key`(`id`, `user_id`),
     PRIMARY KEY (`id`)
 ) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;
 
@@ -92,6 +91,27 @@ CREATE TABLE `post_likes` (
     PRIMARY KEY (`id`)
 ) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;
 
+-- CreateTable
+CREATE TABLE `user_reports` (
+    `id` INTEGER NOT NULL AUTO_INCREMENT,
+    `reporter_id` INTEGER NOT NULL,
+    `reported_id` INTEGER NOT NULL,
+    `reason` VARCHAR(100) NOT NULL,
+
+    UNIQUE INDEX `user_reports_reporter_id_reported_id_key`(`reporter_id`, `reported_id`),
+    PRIMARY KEY (`id`)
+) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;
+
+-- CreateTable
+CREATE TABLE `user_blocks` (
+    `id` INTEGER NOT NULL AUTO_INCREMENT,
+    `blocker_id` INTEGER NOT NULL,
+    `blocked_id` INTEGER NOT NULL,
+
+    UNIQUE INDEX `user_blocks_blocker_id_blocked_id_key`(`blocker_id`, `blocked_id`),
+    PRIMARY KEY (`id`)
+) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;
+
 -- AddForeignKey
 ALTER TABLE `follows` ADD CONSTRAINT `follows_follower_id_fkey` FOREIGN KEY (`follower_id`) REFERENCES `users`(`id`) ON DELETE CASCADE ON UPDATE CASCADE;
 
@@ -113,8 +133,20 @@ ALTER TABLE `post_tags` ADD CONSTRAINT `post_tags_post_id_fkey` FOREIGN KEY (`po
 -- AddForeignKey
 ALTER TABLE `keyword_tag_maps` ADD CONSTRAINT `keyword_tag_maps_blog_id_fkey` FOREIGN KEY (`blog_id`) REFERENCES `blogs`(`id`) ON DELETE CASCADE ON UPDATE CASCADE;
 
+-- AddForeignKey
+ALTER TABLE `post_likes` ADD CONSTRAINT `post_likes_user_id_fkey` FOREIGN KEY (`user_id`) REFERENCES `users`(`id`) ON DELETE CASCADE ON UPDATE CASCADE;
+
 -- AddForeignKey
 ALTER TABLE `post_likes` ADD CONSTRAINT `post_likes_post_id_fkey` FOREIGN KEY (`post_id`) REFERENCES `posts`(`id`) ON DELETE CASCADE ON UPDATE CASCADE;
 
 -- AddForeignKey
-ALTER TABLE `post_likes` ADD CONSTRAINT `post_likes_user_id_fkey` FOREIGN KEY (`user_id`) REFERENCES `users`(`id`) ON DELETE CASCADE ON UPDATE CASCADE;
+ALTER TABLE `user_reports` ADD CONSTRAINT `user_reports_reporter_id_fkey` FOREIGN KEY (`reporter_id`) REFERENCES `users`(`id`) ON DELETE CASCADE ON UPDATE CASCADE;
+
+-- AddForeignKey
+ALTER TABLE `user_reports` ADD CONSTRAINT `user_reports_reported_id_fkey` FOREIGN KEY (`reported_id`) REFERENCES `users`(`id`) ON DELETE CASCADE ON UPDATE CASCADE;
+
+-- AddForeignKey
+ALTER TABLE `user_blocks` ADD CONSTRAINT `user_blocks_blocker_id_fkey` FOREIGN KEY (`blocker_id`) REFERENCES `users`(`id`) ON DELETE CASCADE ON UPDATE CASCADE;
+
+-- AddForeignKey
+ALTER TABLE `user_blocks` ADD CONSTRAINT `user_blocks_blocked_id_fkey` FOREIGN KEY (`blocked_id`) REFERENCES `users`(`id`) ON DELETE CASCADE ON UPDATE CASCADE;
diff --git a/prisma/schema.prisma b/prisma/schema.prisma
index 0546491..6e1ab88 100644
--- a/prisma/schema.prisma
+++ b/prisma/schema.prisma
@@ -64,7 +64,6 @@ model Blog {
   posts          Post[]
   keywordTagMaps KeywordTagMap[]
 
-  @@unique([id, userId], name: "blogIdIndex")
   @@unique([userId, name], name: "userNameIndex")
   @@map("blogs")
 }
@@ -85,9 +84,7 @@ model Post {
   postTags  PostTag[]
   postLikes PostLike[]
 
-  @@unique([id, blogId], name: "postBlogIdIndex")
-  @@unique([id, userId], name: "postUserIdIndex")
-  @@index([publishedAt], name: "publishedAtIndex")
+  @@index(publishedAt, name: "publishedAtIndex")
   @@map("posts")
 }