Add indexes to users.

migrations/versions/30_update_indexes.py

@@ -0,0 +1,36 @@
+"""empty message
+
+Revision ID: 1691efaa342
+Revises: 30_update_indexes.py
+Create Date: 2015-12-09 13:15:00.773848
+
+"""
+
+# revision identifiers, used by Alembic.
+revision = '30_update_indexes'
+down_revision = '20_initialise_data'
+
+from alembic import op
+import sqlalchemy as sa
+
+
+def upgrade():
+    ### commands auto generated by Alembic - please adjust! ###
+    op.alter_column('users', 'state',
+               existing_type=sa.VARCHAR(),
+               nullable=False)
+    op.create_index(op.f('ix_users_email_address'), 'users', ['email_address'], unique=False)
+    op.create_index(op.f('ix_users_name'), 'users', ['name'], unique=False)
+    op.create_index(op.f('ix_users_role_id'), 'users', ['role_id'], unique=False)
+    ### end Alembic commands ###
+
+
+def downgrade():
+    ### commands auto generated by Alembic - please adjust! ###
+    op.drop_index(op.f('ix_users_role_id'), table_name='users')
+    op.drop_index(op.f('ix_users_name'), table_name='users')
+    op.drop_index(op.f('ix_users_email_address'), table_name='users')
+    op.alter_column('users', 'state',
+               existing_type=sa.VARCHAR(),
+               nullable=True)
+    ### end Alembic commands ###