diff --git a/app/model/address.py b/app/model/address.py
index 5073861..ff6557d 100644
--- a/app/model/address.py
+++ b/app/model/address.py
@@ -7,21 +7,21 @@ from app.model.model import Model, View
 class AddressModel(db.Model, Model):
     __tablename__ = "address"
     id = db.Column(db.Integer, primary_key=True)
-    name = db.Column(db.String(2000))
-    slug = db.Column(db.String(2000))
+    name = db.Column(db.String(200))
+    slug = db.Column(db.String(200))
     country_id = db.Column(db.Integer, db.ForeignKey("country.id"))
     country = db.relationship("CountryModel")
-    number = db.Column(db.String(2000))
+    number = db.Column(db.String(20))
     street = db.Column(db.String(2000))
     miscellaneous = db.Column(db.String(2000))
     city = db.Column(db.String(2000))
-    zipcode = db.Column(db.String(2000))
-    building = db.Column(db.String(2000))
-    floor = db.Column(db.String(2000))
-    stair = db.Column(db.String(2000))
-    office = db.Column(db.String(2000))
-    latitude = db.Column(db.String(2000))
-    longitude = db.Column(db.String(2000))
+    zipcode = db.Column(db.String(20))
+    building = db.Column(db.String(20))
+    floor = db.Column(db.String(20))
+    stair = db.Column(db.String(20))
+    office = db.Column(db.String(20))
+    latitude = db.Column(db.String(20))
+    longitude = db.Column(db.String(20))
 
 
 class AdminView(View):
diff --git a/app/model/contact.py b/app/model/contact.py
index 08131f7..f964936 100644
--- a/app/model/contact.py
+++ b/app/model/contact.py
@@ -15,8 +15,8 @@ class ContactModel(db.Model, Model):
     address = db.relationship(
         "AddressModel", backref=db.backref("contacts", lazy="dynamic")
     )
-    name = db.Column(db.String(2000))
-    slug = db.Column(db.String(2000))
+    name = db.Column(db.String(200))
+    slug = db.Column(db.String(200))
     value = db.Column(db.String(2000))
 
     def __repr__(self):
diff --git a/app/model/country.py b/app/model/country.py
index d10e499..fb01e3b 100644
--- a/app/model/country.py
+++ b/app/model/country.py
@@ -7,9 +7,9 @@ from app.model.model import Model, View
 class CountryModel(db.Model, Model):
     __tablename__ = "country"
     id = db.Column(db.Integer, primary_key=True)
-    name = db.Column(db.String(2000))
-    slug = db.Column(db.String(2000))
-    code = db.Column(db.String(2000))
+    name = db.Column(db.String(200))
+    slug = db.Column(db.String(200))
+    code = db.Column(db.String(20))
 
     @property
     def flag(self):
diff --git a/app/model/decision.py b/app/model/decision.py
index 1d76cc0..34287d6 100644
--- a/app/model/decision.py
+++ b/app/model/decision.py
@@ -15,7 +15,7 @@ class DecisionModel(db.Model, Model):
     recommendation = db.relationship(
         "RecommendationModel", backref=db.backref("decisions", lazy="dynamic")
     )
-    value = db.Column(db.String(2000))
+    value = db.Column(db.String(200))
 
     def __repr__(self):
         return self.value
diff --git a/app/model/entity.py b/app/model/entity.py
index a44eeeb..de39ac7 100644
--- a/app/model/entity.py
+++ b/app/model/entity.py
@@ -9,14 +9,14 @@ from app.model.model import Model, View
 class EntityModel(db.Model, Model):
     __tablename__ = "entity"
     id = db.Column(db.Integer, primary_key=True)
-    name = db.Column(db.String(2000))
-    slug = db.Column(db.String(2000))
-    code = db.Column(db.String(2000))
+    name = db.Column(db.String(200))
+    slug = db.Column(db.String(200))
+    code = db.Column(db.String(20))
     picture = db.Column(db.String(2000))
     type_id = db.Column(db.Integer, db.ForeignKey("type.id"))
     type = db.relationship("TypeModel")
-    start = db.Column(db.DateTime)
-    end = db.Column(db.DateTime)
+    start = db.Column(db.Date)
+    end = db.Column(db.Date)
     country_id = db.Column(db.Integer, db.ForeignKey("country.id"))
     country = db.relationship("CountryModel")
     parent_id = db.Column(db.Integer, db.ForeignKey("entity.id"))
diff --git a/app/model/matter.py b/app/model/matter.py
index 12315a6..482498a 100644
--- a/app/model/matter.py
+++ b/app/model/matter.py
@@ -9,8 +9,8 @@ from app.model.model import Model, View
 class MatterModel(db.Model, Model):
     __tablename__ = "matter"
     id = db.Column(db.Integer, primary_key=True)
-    name = db.Column(db.String(2000))
-    slug = db.Column(db.String(2000), unique=True)
+    name = db.Column(db.String(200))
+    slug = db.Column(db.String(200), unique=True)
     description = db.Column(db.Text)
     active = db.Column(db.Boolean, default=False)
 
diff --git a/app/model/membership.py b/app/model/membership.py
index 9873658..85081fa 100644
--- a/app/model/membership.py
+++ b/app/model/membership.py
@@ -15,8 +15,8 @@ class MembershipModel(db.Model, Model):
     role = db.relationship(
         "RoleModel", backref=db.backref("memberships", lazy="dynamic")
     )
-    start = db.Column(db.DateTime)
-    end = db.Column(db.DateTime)
+    start = db.Column(db.Date)
+    end = db.Column(db.Date)
     entity_id = db.Column(db.Integer, db.ForeignKey("entity.id"))
     entity = db.relationship(
         "EntityModel", backref=db.backref("memberships", lazy="dynamic")
diff --git a/app/model/model.py b/app/model/model.py
index 453412d..6ecd793 100644
--- a/app/model/model.py
+++ b/app/model/model.py
@@ -11,14 +11,14 @@ from app import db
 
 class View(ModelView):
     def is_accessible(self):
-        # TODO: develop mode
+        # TODO: develop mode, refer to current_app.config.debug
         return True
         if not current_user.is_authenticated:
             return False
         return current_user.is_authenticated and current_user.admin
 
     def inaccessible_callback(self, name, **kwargs):
-        # TODO: develop mode
+        # TODO: develop mode, refer to current_app.config.debug
         return redirect(url_for("core.login"))
         return redirect(url_for("admin.login", next=request.url))
 
@@ -55,4 +55,4 @@ class Model:
                     result_dict[key] = getattr(self, key).strftime("%Y-%m-%d")
                 else:
                     result_dict[key] = getattr(self, key)
-        return result_dict
\ No newline at end of file
+        return result_dict
diff --git a/app/model/recommendation.py b/app/model/recommendation.py
index 24ee8b9..c0537a4 100644
--- a/app/model/recommendation.py
+++ b/app/model/recommendation.py
@@ -17,12 +17,12 @@ class RecommendationModel(db.Model, Model):
     entity = db.relationship(
         "EntityModel", backref=db.backref("recommendations", lazy="dynamic")
     )
-    name = db.Column(db.String(2000))
-    slug = db.Column(db.String(2000), unique=True)
-    code = db.Column(db.String(2000))
+    name = db.Column(db.String(200))
+    slug = db.Column(db.String(200))
+    code = db.Column(db.String(20))
     date = db.Column(db.Date)
     description = db.Column(db.Text)
-    value = db.Column(db.String(2000))
+    value = db.Column(db.String(200))
     weight = db.Column(db.Integer, default=1)
 
     def __repr__(self):
diff --git a/app/model/representative.py b/app/model/representative.py
index 38816be..2387e18 100644
--- a/app/model/representative.py
+++ b/app/model/representative.py
@@ -8,9 +8,9 @@ from app.model.country import CountryModel
 class RepresentativeModel(db.Model, Model):
     __tablename__ = "representative"
     id = db.Column(db.Integer, primary_key=True)
-    code = db.Column(db.String(2000), unique=True)
-    name = db.Column(db.String(2000))
-    slug = db.Column(db.String(2000))
+    code = db.Column(db.String(20), unique=True)
+    name = db.Column(db.String(200))
+    slug = db.Column(db.String(200))
     active = db.Column(db.Boolean, default=False)
     picture = db.Column(db.String(2000))
     nationality_id = db.Column(db.Integer, db.ForeignKey("country.id"))
diff --git a/app/model/role.py b/app/model/role.py
index 521237b..dfac67a 100644
--- a/app/model/role.py
+++ b/app/model/role.py
@@ -7,9 +7,9 @@ from app.model.model import Model, View
 class RoleModel(db.Model, Model):
     __tablename__ = "role"
     id = db.Column(db.Integer, primary_key=True)
-    name = db.Column(db.String(2000))
-    slug = db.Column(db.String(2000))
-    code = db.Column(db.String(2000))
+    name = db.Column(db.String(200))
+    slug = db.Column(db.String(200))
+    code = db.Column(db.String(20))
 
     def __repr__(self):
         return self.name
diff --git a/app/model/type.py b/app/model/type.py
index 2409778..dc001ed 100644
--- a/app/model/type.py
+++ b/app/model/type.py
@@ -9,9 +9,9 @@ from app.model.model import Model, View
 class TypeModel(db.Model, Model):
     __tablename__ = "type"
     id = db.Column(db.Integer, primary_key=True)
-    name = db.Column(db.String(2000))
-    slug = db.Column(db.String(2000))
-    code = db.Column(db.String(2000))
+    name = db.Column(db.String(200))
+    slug = db.Column(db.String(200))
+    code = db.Column(db.String(20))
 
     def __repr__(self):
         return self.name
diff --git a/migrations/alembic.ini b/migrations/alembic.ini
index f8ed480..ec9d45c 100644
--- a/migrations/alembic.ini
+++ b/migrations/alembic.ini
@@ -11,7 +11,7 @@
 
 # Logging configuration
 [loggers]
-keys = root,sqlalchemy,alembic
+keys = root,sqlalchemy,alembic,flask_migrate
 
 [handlers]
 keys = console
@@ -34,6 +34,11 @@ level = INFO
 handlers =
 qualname = alembic
 
+[logger_flask_migrate]
+level = INFO
+handlers =
+qualname = flask_migrate
+
 [handler_console]
 class = StreamHandler
 args = (sys.stderr,)
diff --git a/migrations/env.py b/migrations/env.py
index 8b3fb33..68feded 100644
--- a/migrations/env.py
+++ b/migrations/env.py
@@ -3,8 +3,6 @@ from __future__ import with_statement
 import logging
 from logging.config import fileConfig
 
-from sqlalchemy import engine_from_config
-from sqlalchemy import pool
 from flask import current_app
 
 from alembic import context
@@ -24,7 +22,8 @@ logger = logging.getLogger('alembic.env')
 # target_metadata = mymodel.Base.metadata
 config.set_main_option(
     'sqlalchemy.url',
-    str(current_app.extensions['migrate'].db.engine.url).replace('%', '%%'))
+    str(current_app.extensions['migrate'].db.get_engine().url).replace(
+        '%', '%%'))
 target_metadata = current_app.extensions['migrate'].db.metadata
 
 # other values from the config, defined by the needs of env.py,
@@ -72,11 +71,7 @@ def run_migrations_online():
                 directives[:] = []
                 logger.info('No changes in schema detected.')
 
-    connectable = engine_from_config(
-        config.get_section(config.config_ini_section),
-        prefix='sqlalchemy.',
-        poolclass=pool.NullPool,
-    )
+    connectable = current_app.extensions['migrate'].db.get_engine()
 
     with connectable.connect() as connection:
         context.configure(
diff --git a/migrations/versions/e0001237a466_.py b/migrations/versions/6ce21d3cdf0e_.py
similarity index 68%
rename from migrations/versions/e0001237a466_.py
rename to migrations/versions/6ce21d3cdf0e_.py
index de11b2d..3681829 100644
--- a/migrations/versions/e0001237a466_.py
+++ b/migrations/versions/6ce21d3cdf0e_.py
@@ -1,8 +1,8 @@
 """empty message
 
-Revision ID: e0001237a466
+Revision ID: 6ce21d3cdf0e
 Revises: 
-Create Date: 2021-07-16 19:43:05.321519
+Create Date: 2021-07-24 09:44:44.681657
 
 """
 from alembic import op
@@ -10,7 +10,7 @@ import sqlalchemy as sa
 
 
 # revision identifiers, used by Alembic.
-revision = 'e0001237a466'
+revision = '6ce21d3cdf0e'
 down_revision = None
 branch_labels = None
 depends_on = None
@@ -20,15 +20,15 @@ def upgrade():
     # ### commands auto generated by Alembic - please adjust! ###
     op.create_table('country',
     sa.Column('id', sa.Integer(), nullable=False),
-    sa.Column('name', sa.String(length=2000), nullable=True),
-    sa.Column('slug', sa.String(length=2000), nullable=True),
-    sa.Column('code', sa.String(length=2000), nullable=True),
+    sa.Column('name', sa.String(length=200), nullable=True),
+    sa.Column('slug', sa.String(length=200), nullable=True),
+    sa.Column('code', sa.String(length=20), nullable=True),
     sa.PrimaryKeyConstraint('id')
     )
     op.create_table('matter',
     sa.Column('id', sa.Integer(), nullable=False),
-    sa.Column('name', sa.String(length=2000), nullable=True),
-    sa.Column('slug', sa.String(length=2000), nullable=True),
+    sa.Column('name', sa.String(length=200), nullable=True),
+    sa.Column('slug', sa.String(length=200), nullable=True),
     sa.Column('description', sa.Text(), nullable=True),
     sa.Column('active', sa.Boolean(), nullable=True),
     sa.PrimaryKeyConstraint('id'),
@@ -36,46 +36,46 @@ def upgrade():
     )
     op.create_table('role',
     sa.Column('id', sa.Integer(), nullable=False),
-    sa.Column('name', sa.String(length=2000), nullable=True),
-    sa.Column('slug', sa.String(length=2000), nullable=True),
-    sa.Column('code', sa.String(length=2000), nullable=True),
+    sa.Column('name', sa.String(length=200), nullable=True),
+    sa.Column('slug', sa.String(length=200), nullable=True),
+    sa.Column('code', sa.String(length=20), nullable=True),
     sa.PrimaryKeyConstraint('id')
     )
     op.create_table('type',
     sa.Column('id', sa.Integer(), nullable=False),
-    sa.Column('name', sa.String(length=2000), nullable=True),
-    sa.Column('slug', sa.String(length=2000), nullable=True),
-    sa.Column('code', sa.String(length=2000), nullable=True),
+    sa.Column('name', sa.String(length=200), nullable=True),
+    sa.Column('slug', sa.String(length=200), nullable=True),
+    sa.Column('code', sa.String(length=20), nullable=True),
     sa.PrimaryKeyConstraint('id')
     )
     op.create_table('address',
     sa.Column('id', sa.Integer(), nullable=False),
-    sa.Column('name', sa.String(length=2000), nullable=True),
-    sa.Column('slug', sa.String(length=2000), nullable=True),
+    sa.Column('name', sa.String(length=200), nullable=True),
+    sa.Column('slug', sa.String(length=200), nullable=True),
     sa.Column('country_id', sa.Integer(), nullable=True),
-    sa.Column('number', sa.String(length=2000), nullable=True),
+    sa.Column('number', sa.String(length=20), nullable=True),
     sa.Column('street', sa.String(length=2000), nullable=True),
     sa.Column('miscellaneous', sa.String(length=2000), nullable=True),
     sa.Column('city', sa.String(length=2000), nullable=True),
-    sa.Column('zipcode', sa.String(length=2000), nullable=True),
-    sa.Column('building', sa.String(length=2000), nullable=True),
-    sa.Column('floor', sa.String(length=2000), nullable=True),
-    sa.Column('stair', sa.String(length=2000), nullable=True),
-    sa.Column('office', sa.String(length=2000), nullable=True),
-    sa.Column('latitude', sa.String(length=2000), nullable=True),
-    sa.Column('longitude', sa.String(length=2000), nullable=True),
+    sa.Column('zipcode', sa.String(length=20), nullable=True),
+    sa.Column('building', sa.String(length=20), nullable=True),
+    sa.Column('floor', sa.String(length=20), nullable=True),
+    sa.Column('stair', sa.String(length=20), nullable=True),
+    sa.Column('office', sa.String(length=20), nullable=True),
+    sa.Column('latitude', sa.String(length=20), nullable=True),
+    sa.Column('longitude', sa.String(length=20), nullable=True),
     sa.ForeignKeyConstraint(['country_id'], ['country.id'], ),
     sa.PrimaryKeyConstraint('id')
     )
     op.create_table('entity',
     sa.Column('id', sa.Integer(), nullable=False),
-    sa.Column('name', sa.String(length=2000), nullable=True),
-    sa.Column('slug', sa.String(length=2000), nullable=True),
-    sa.Column('code', sa.String(length=2000), nullable=True),
+    sa.Column('name', sa.String(length=200), nullable=True),
+    sa.Column('slug', sa.String(length=200), nullable=True),
+    sa.Column('code', sa.String(length=20), nullable=True),
     sa.Column('picture', sa.String(length=2000), nullable=True),
     sa.Column('type_id', sa.Integer(), nullable=True),
-    sa.Column('start', sa.DateTime(), nullable=True),
-    sa.Column('end', sa.DateTime(), nullable=True),
+    sa.Column('start', sa.Date(), nullable=True),
+    sa.Column('end', sa.Date(), nullable=True),
     sa.Column('country_id', sa.Integer(), nullable=True),
     sa.Column('parent_id', sa.Integer(), nullable=True),
     sa.ForeignKeyConstraint(['country_id'], ['country.id'], ),
@@ -85,8 +85,10 @@ def upgrade():
     )
     op.create_table('representative',
     sa.Column('id', sa.Integer(), nullable=False),
-    sa.Column('name', sa.String(length=2000), nullable=True),
-    sa.Column('slug', sa.String(length=2000), nullable=True),
+    sa.Column('code', sa.String(length=20), nullable=True),
+    sa.Column('name', sa.String(length=200), nullable=True),
+    sa.Column('slug', sa.String(length=200), nullable=True),
+    sa.Column('active', sa.Boolean(), nullable=True),
     sa.Column('picture', sa.String(length=2000), nullable=True),
     sa.Column('nationality_id', sa.Integer(), nullable=True),
     sa.Column('sex', sa.String(length=1), nullable=True),
@@ -95,14 +97,14 @@ def upgrade():
     sa.Column('job', sa.String(length=2000), nullable=True),
     sa.ForeignKeyConstraint(['nationality_id'], ['country.id'], ),
     sa.PrimaryKeyConstraint('id'),
-    sa.UniqueConstraint('slug')
+    sa.UniqueConstraint('code')
     )
     op.create_table('contact',
     sa.Column('id', sa.Integer(), nullable=False),
     sa.Column('representative_id', sa.Integer(), nullable=True),
     sa.Column('address_id', sa.Integer(), nullable=True),
-    sa.Column('name', sa.String(length=2000), nullable=True),
-    sa.Column('slug', sa.String(length=2000), nullable=True),
+    sa.Column('name', sa.String(length=200), nullable=True),
+    sa.Column('slug', sa.String(length=200), nullable=True),
     sa.Column('value', sa.String(length=2000), nullable=True),
     sa.ForeignKeyConstraint(['address_id'], ['address.id'], ),
     sa.ForeignKeyConstraint(['representative_id'], ['representative.id'], ),
@@ -112,8 +114,8 @@ def upgrade():
     sa.Column('id', sa.Integer(), nullable=False),
     sa.Column('representative_id', sa.Integer(), nullable=True),
     sa.Column('role_id', sa.Integer(), nullable=True),
-    sa.Column('start', sa.DateTime(), nullable=True),
-    sa.Column('end', sa.DateTime(), nullable=True),
+    sa.Column('start', sa.Date(), nullable=True),
+    sa.Column('end', sa.Date(), nullable=True),
     sa.Column('entity_id', sa.Integer(), nullable=True),
     sa.ForeignKeyConstraint(['entity_id'], ['entity.id'], ),
     sa.ForeignKeyConstraint(['representative_id'], ['representative.id'], ),
@@ -124,23 +126,22 @@ def upgrade():
     sa.Column('id', sa.Integer(), nullable=False),
     sa.Column('matter_id', sa.Integer(), nullable=True),
     sa.Column('entity_id', sa.Integer(), nullable=True),
-    sa.Column('name', sa.String(length=2000), nullable=True),
-    sa.Column('slug', sa.String(length=2000), nullable=True),
-    sa.Column('code', sa.String(length=2000), nullable=True),
+    sa.Column('name', sa.String(length=200), nullable=True),
+    sa.Column('slug', sa.String(length=200), nullable=True),
+    sa.Column('code', sa.String(length=20), nullable=True),
     sa.Column('date', sa.Date(), nullable=True),
     sa.Column('description', sa.Text(), nullable=True),
-    sa.Column('value', sa.String(length=2000), nullable=True),
+    sa.Column('value', sa.String(length=200), nullable=True),
     sa.Column('weight', sa.Integer(), nullable=True),
     sa.ForeignKeyConstraint(['entity_id'], ['entity.id'], ),
     sa.ForeignKeyConstraint(['matter_id'], ['matter.id'], ),
-    sa.PrimaryKeyConstraint('id'),
-    sa.UniqueConstraint('slug')
+    sa.PrimaryKeyConstraint('id')
     )
     op.create_table('stance',
     sa.Column('id', sa.Integer(), nullable=False),
     sa.Column('representative_id', sa.Integer(), nullable=True),
     sa.Column('matter_id', sa.Integer(), nullable=True),
-    sa.Column('date', sa.DateTime(), nullable=True),
+    sa.Column('date', sa.Date(), nullable=True),
     sa.Column('subject', sa.String(length=2000), nullable=True),
     sa.Column('extract', sa.Text(), nullable=True),
     sa.Column('source_url', sa.String(length=2000), nullable=True),
@@ -153,7 +154,7 @@ def upgrade():
     sa.Column('id', sa.Integer(), nullable=False),
     sa.Column('representative_id', sa.Integer(), nullable=True),
     sa.Column('recommendation_id', sa.Integer(), nullable=True),
-    sa.Column('value', sa.String(length=2000), nullable=True),
+    sa.Column('value', sa.String(length=200), nullable=True),
     sa.ForeignKeyConstraint(['recommendation_id'], ['recommendation.id'], ),
     sa.ForeignKeyConstraint(['representative_id'], ['representative.id'], ),
     sa.PrimaryKeyConstraint('id')
diff --git a/migrations/versions/8b260b23ba3a_.py b/migrations/versions/8b260b23ba3a_.py
deleted file mode 100644
index 65b3ef2..0000000
--- a/migrations/versions/8b260b23ba3a_.py
+++ /dev/null
@@ -1,28 +0,0 @@
-"""empty message
-
-Revision ID: 8b260b23ba3a
-Revises: e0001237a466
-Create Date: 2021-07-21 14:03:53.023739
-
-"""
-from alembic import op
-import sqlalchemy as sa
-
-
-# revision identifiers, used by Alembic.
-revision = '8b260b23ba3a'
-down_revision = 'e0001237a466'
-branch_labels = None
-depends_on = None
-
-
-def upgrade():
-    # ### commands auto generated by Alembic - please adjust! ###
-    op.add_column('representative', sa.Column('code', sa.String(length=2000), nullable=True))
-    # ### end Alembic commands ###
-
-
-def downgrade():
-    # ### commands auto generated by Alembic - please adjust! ###
-    op.drop_column('representative', 'code')
-    # ### end Alembic commands ###
diff --git a/migrations/versions/ac34a07322f6_.py b/migrations/versions/ac34a07322f6_.py
deleted file mode 100644
index 93ddb64..0000000
--- a/migrations/versions/ac34a07322f6_.py
+++ /dev/null
@@ -1,28 +0,0 @@
-"""empty message
-
-Revision ID: ac34a07322f6
-Revises: b83b29dc60b0
-Create Date: 2021-07-21 15:36:01.454538
-
-"""
-from alembic import op
-import sqlalchemy as sa
-
-
-# revision identifiers, used by Alembic.
-revision = 'ac34a07322f6'
-down_revision = 'b83b29dc60b0'
-branch_labels = None
-depends_on = None
-
-
-def upgrade():
-    # ### commands auto generated by Alembic - please adjust! ###
-    op.add_column('representative', sa.Column('active', sa.Boolean(), nullable=True))
-    # ### end Alembic commands ###
-
-
-def downgrade():
-    # ### commands auto generated by Alembic - please adjust! ###
-    op.drop_column('representative', 'active')
-    # ### end Alembic commands ###
diff --git a/migrations/versions/b83b29dc60b0_.py b/migrations/versions/b83b29dc60b0_.py
deleted file mode 100644
index c5c0e17..0000000
--- a/migrations/versions/b83b29dc60b0_.py
+++ /dev/null
@@ -1,30 +0,0 @@
-"""empty message
-
-Revision ID: b83b29dc60b0
-Revises: 8b260b23ba3a
-Create Date: 2021-07-21 14:04:54.107335
-
-"""
-from alembic import op
-import sqlalchemy as sa
-
-
-# revision identifiers, used by Alembic.
-revision = 'b83b29dc60b0'
-down_revision = '8b260b23ba3a'
-branch_labels = None
-depends_on = None
-
-
-def upgrade():
-    # ### commands auto generated by Alembic - please adjust! ###
-    op.drop_constraint('representative_slug_key', 'representative', type_='unique')
-    op.create_unique_constraint(None, 'representative', ['code'])
-    # ### end Alembic commands ###
-
-
-def downgrade():
-    # ### commands auto generated by Alembic - please adjust! ###
-    op.drop_constraint(None, 'representative', type_='unique')
-    op.create_unique_constraint('representative_slug_key', 'representative', ['slug'])
-    # ### end Alembic commands ###
diff --git a/requirements.txt b/requirements.txt
index 046f3fa..d2a5f05 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -9,3 +9,5 @@ flask_sqlalchemy
 flask_wtf
 python-slugify
 requests
+mysqlclient
+