sql: switch role uuid column to varchar (#52156)

wcs/sql.py

@@ -830,6 +830,7 @@ def do_role_table(concurrently=False):
                                 allows_backoffice_access BOOLEAN)'''
             % table_name
         )
+    cur.execute('ALTER TABLE roles ALTER COLUMN uuid TYPE VARCHAR')
     cur.execute(
         '''SELECT column_name FROM information_schema.columns
                     WHERE table_schema = 'public'
@@ -2514,7 +2515,7 @@ class Role(SqlMixin, wcs.roles.Role):
     _table_static_fields = [
         ('id', 'varchar'),
         ('name', 'varchar'),
-        ('uuid', 'uuid'),
+        ('uuid', 'varchar'),
         ('slug', 'varchar'),
         ('internal', 'boolean'),
         ('details', 'varchar'),
@@ -3301,7 +3302,7 @@ def get_period_total(
 # latest migration, number + description (description is not used
 # programmaticaly but will make sure git conflicts if two migrations are
 # separately added with the same number)
-SQL_LEVEL = (49, 'Role migration')
+SQL_LEVEL = (50, 'switch role uuid column to varchar')
 
 
 def migrate_global_views(conn, cur):
@@ -3472,8 +3473,9 @@ def migrate():
         # 47: store LoggedErrors in SQL
         # 48: remove acked attribute from LoggedError
         do_loggederrors_table()
-    if sql_level < 49:
+    if sql_level < 50:
         # 49: store Role in SQL
+        # 50: switch role uuid column to varchar
         do_role_table()
         migrate_legacy_roles()