diff --git a/store/db/migration/dev/LATEST__SCHEMA.sql b/store/db/migration/dev/LATEST__SCHEMA.sql
index c675118f..03bef88a 100644
--- a/store/db/migration/dev/LATEST__SCHEMA.sql
+++ b/store/db/migration/dev/LATEST__SCHEMA.sql
@@ -27,6 +27,8 @@ CREATE TABLE user (
   avatar_url TEXT NOT NULL DEFAULT ''
 );
 
+CREATE INDEX idx_user_username ON user (username);
+
 -- user_setting
 CREATE TABLE user_setting (
   user_id INTEGER NOT NULL,
@@ -46,6 +48,10 @@ CREATE TABLE memo (
   visibility TEXT NOT NULL CHECK (visibility IN ('PUBLIC', 'PROTECTED', 'PRIVATE')) DEFAULT 'PRIVATE'
 );
 
+CREATE INDEX idx_memo_creator_id ON memo (creator_id);
+CREATE INDEX idx_memo_content ON memo (content);
+CREATE INDEX idx_memo_visibility ON memo (visibility);
+
 -- memo_organizer
 CREATE TABLE memo_organizer (
   memo_id INTEGER NOT NULL,
@@ -79,6 +85,8 @@ CREATE TABLE resource (
   internal_path TEXT NOT NULL DEFAULT ''
 );
 
+CREATE INDEX idx_resource_creator_id ON resource (creator_id);
+
 -- memo_resource
 CREATE TABLE memo_resource (
   memo_id INTEGER NOT NULL,
@@ -128,4 +136,4 @@ CREATE TABLE memo_relation (
   related_memo_id INTEGER NOT NULL,
   type TEXT NOT NULL,
   UNIQUE(memo_id, related_memo_id, type)
-);
\ No newline at end of file
+);
diff --git a/store/db/migration/prod/0.14/00_drop_resource_public_id.sql b/store/db/migration/prod/0.14/00__drop_resource_public_id.sql
similarity index 100%
rename from store/db/migration/prod/0.14/00_drop_resource_public_id.sql
rename to store/db/migration/prod/0.14/00__drop_resource_public_id.sql
diff --git a/store/db/migration/prod/0.14/01__create_indexes.sql b/store/db/migration/prod/0.14/01__create_indexes.sql
new file mode 100644
index 00000000..721c05d8
--- /dev/null
+++ b/store/db/migration/prod/0.14/01__create_indexes.sql
@@ -0,0 +1,5 @@
+CREATE INDEX IF NOT EXISTS idx_user_username ON user (username);
+CREATE INDEX IF NOT EXISTS idx_memo_creator_id ON memo (creator_id);
+CREATE INDEX IF NOT EXISTS idx_memo_content ON memo (content);
+CREATE INDEX IF NOT EXISTS idx_memo_visibility ON memo (visibility);
+CREATE INDEX IF NOT EXISTS idx_resource_creator_id ON resource (creator_id);
diff --git a/store/db/migration/prod/LATEST__SCHEMA.sql b/store/db/migration/prod/LATEST__SCHEMA.sql
index c675118f..03bef88a 100644
--- a/store/db/migration/prod/LATEST__SCHEMA.sql
+++ b/store/db/migration/prod/LATEST__SCHEMA.sql
@@ -27,6 +27,8 @@ CREATE TABLE user (
   avatar_url TEXT NOT NULL DEFAULT ''
 );
 
+CREATE INDEX idx_user_username ON user (username);
+
 -- user_setting
 CREATE TABLE user_setting (
   user_id INTEGER NOT NULL,
@@ -46,6 +48,10 @@ CREATE TABLE memo (
   visibility TEXT NOT NULL CHECK (visibility IN ('PUBLIC', 'PROTECTED', 'PRIVATE')) DEFAULT 'PRIVATE'
 );
 
+CREATE INDEX idx_memo_creator_id ON memo (creator_id);
+CREATE INDEX idx_memo_content ON memo (content);
+CREATE INDEX idx_memo_visibility ON memo (visibility);
+
 -- memo_organizer
 CREATE TABLE memo_organizer (
   memo_id INTEGER NOT NULL,
@@ -79,6 +85,8 @@ CREATE TABLE resource (
   internal_path TEXT NOT NULL DEFAULT ''
 );
 
+CREATE INDEX idx_resource_creator_id ON resource (creator_id);
+
 -- memo_resource
 CREATE TABLE memo_resource (
   memo_id INTEGER NOT NULL,
@@ -128,4 +136,4 @@ CREATE TABLE memo_relation (
   related_memo_id INTEGER NOT NULL,
   type TEXT NOT NULL,
   UNIQUE(memo_id, related_memo_id, type)
-);
\ No newline at end of file
+);