diff --git a/lib/db.py b/conf/db.py
similarity index 100%
rename from lib/db.py
rename to conf/db.py
diff --git a/lib/db_schema.py b/conf/db_schema.py
similarity index 53%
rename from lib/db_schema.py
rename to conf/db_schema.py
index 4262e5d..e8f993c 100644
--- a/lib/db_schema.py
+++ b/conf/db_schema.py
@@ -3,10 +3,62 @@ from sqlalchemy import Table, Column, Date, Float, Integer, String, Text, MetaDa
 
 metadata = MetaData()
 
+# 날짜별 메트릭
+fg_manager_static_ga4_by_date = Table(
+    'fg_manager_static_ga4_by_date', metadata,
+    Column('date', Date, primary_key=True),
+    Column('activeUsers', Integer),
+    Column('screenPageViews', Integer),
+    Column('sessions', Integer),
+)
+
+# 날짜 + 유입 소스별 세션
+fg_manager_static_ga4_by_source = Table(
+    'fg_manager_static_ga4_by_source', metadata,
+    Column('date', Date, primary_key=True),
+    Column('sessionSource', String(255), primary_key=True),
+    Column('sessions', Integer),
+)
+
+# 날짜 + 유입 매체별 세션
+fg_manager_static_ga4_by_medium = Table(
+    'fg_manager_static_ga4_by_medium', metadata,
+    Column('date', Date, primary_key=True),
+    Column('sessionMedium', String(255), primary_key=True),
+    Column('sessions', Integer),
+)
+
+# 날짜 + 장치 카테고리별 activeUsers
+fg_manager_static_ga4_by_device = Table(
+    'fg_manager_static_ga4_by_device', metadata,
+    Column('date', Date, primary_key=True),
+    Column('deviceCategory', String(255), primary_key=True),
+    Column('activeUsers', Integer),
+)
+
+# 날짜 + 국가별 activeUsers
+fg_manager_static_ga4_by_country = Table(
+    'fg_manager_static_ga4_by_country', metadata,
+    Column('date', Date, primary_key=True),
+    Column('country', String(255), primary_key=True),
+    Column('activeUsers', Integer),
+)
+
+# 날짜 + 도시별 activeUsers
+fg_manager_static_ga4_by_city = Table(
+    'fg_manager_static_ga4_by_city', metadata,
+    Column('date', Date, primary_key=True),
+    Column('city', String(255), primary_key=True),
+    Column('activeUsers', Integer),
+)
+
+
+
 fg_manager_static_air = Table(
     'fg_manager_static_air',
     metadata,
     Column('date', Date, primary_key=True, nullable=False),
+    Column('station', String(32), nullable=False),  # 🔹 추가됨
     Column('pm25', Float),
     Column('pm10', Float),
     Column('so2', Float),
@@ -80,3 +132,17 @@ fg_manager_static_weather = Table(
     Column('iscs', Text),
     Column('sumFogDur', Float),
 )
+
+fg_manager_static_ga4 = Table(
+    'fg_manager_static_ga4', metadata,
+    Column('date', Date, primary_key=True),
+    Column('source', String(255), primary_key=True),
+    Column('medium', String(255), primary_key=True),
+    Column('deviceCategory', String(50), primary_key=True),
+    Column('country', String(100), primary_key=True),
+    Column('city', String(100), primary_key=True),
+    Column('activeUsers', Integer),
+    Column('screenPageViews', Integer),
+    mysql_engine='InnoDB',
+    mysql_charset='utf8mb4'
+)