aykut-bozkurt

I refactored circleci config such that we can use commands to reuse some duplicated steps in jobs.

shard not found for non-fastpath queries during concurrent create_distributed_table_concurrently execution

1

**Problem:** Shards in non-fast-path insert queries may be invalid because they are deleted by a concurrent create_distributed_table_concurrently. Example case: ```sql session1: select create_distributed_table_concurrently('xx','id'); ``` ```sql session2: insert into xx select...

Drop View Propagation Error

1

We propagate `CREATE VIEW` commands by filtering `NON_COORDINATOR_METADATA_NODES` (https://github.com/citusdata/citus/blob/v12.1.1/src/backend/distributed/commands/utility_hook.c#L1155), which chooses all worker nodes with `hasmetadata = true`. (looks like expected behaviour) But we propagate "DROP VIEW" command by filtering...

We do not have any telemetry to know the sync status. We should add progress report for that.

Aggregation error over a citus distributed table

1

I have encountered with an error when I execute a query stated in TopN Readme page, over a citus distributed table. The same query worked when I used a reference...

`VARCHAR[]` cannot be extracted as Rust `Vec<String>`

12

When I check the `is_compatible_with` function for `String`, we also check `VARCHAROID`. This way, we can map `TEXT` + `VARCHAR` datums to Rust `String`. But it is not the case...