Rafa de la Torre

PS: @dppascual recently asked me a question about these traces and that is why I mentioned him in the review.

This is a fairly small and safe change that we integrated [moths ago into our fork](https://github.com/CartoDB/node-mapnik/releases/tag/v3.6.2-carto.1) and has been running in our production premises ever since. Anyway, now we can...

@dgaubert I kicked out a duplicated ticket in RT because I thought it can take longer than 3 days, nevertheless I think it's not that hard to fix but important...

(assigning to @dgaubert , for you to prioritize and dispatch at your leisure)

Because of default collations, checks in FDW's, and catallog tables using `NAME` type.

I suspect it is not different at all, just less common

IMO there's no good reason to do that with the owner from `Table`. The editor should rely more on the sql api for its job whenever possible.

cc/ @rochoa

Here's where it fails: https://github.com/CartoDB/cartodb-postgresql/blob/795d92da8db9f6fcfebdee649e0f32e9c7588403/scripts-available/CDB_CartodbfyTable.sql#L535 The problem is that under the hood it tries to create a b-tree index to check if a column has unique values and it does...

Possible fix here: https://github.com/CartoDB/cartodb-postgresql/pull/394 Tested in dbd-team: ``` cartodb_user_6b304b59-2c86-4d7b-a8a2-dc98a5a35d48_db=> select cdb_federated_server_diagnostics('gc_vm'); cdb_federated_server_diagnostics ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- {"server_options": {"host": "****", "port": "5432", "dbname": "postgres", "updatable": "false", "extensions": "postgis", "fetch_size": "1000", "use_remote_estimate": "true"}, "server_version": "12.0",...