def upgrade():
- op.create_check_constraint("mp_name_valid", "meta_package", "name ~* '^[a-z0-9_]+$'")
-
op.execute("""
DELETE FROM provides AS t USING meta_package AS m WHERE t.metapackage_id = m.id AND NOT (m.name ~* '^[a-z0-9_]+$');
DELETE FROM dependency AS t USING meta_package AS m WHERE t.meta_package_id = m.id AND NOT (m.name ~* '^[a-z0-9_]+$');
DELETE FROM meta_package WHERE NOT (name ~* '^[a-z0-9_]+$');
""")
+ op.create_check_constraint("mp_name_valid", "meta_package", "name ~* '^[a-z0-9_]+$'")
+
def downgrade():
op.drop_constraint("mp_name_valid", "meta_package", type_="check")