Sebastian Utz

Support publications and subscriptions on individual partitions

9

**Use case**: Combine data from multiple remote sites into a global table on a central CrateDB cluster for easy query and analysis. By using a partitioned table where the partition...

**Use case**: Disable/Enable an existing `subscription` to stop/start the replication. **Feature description**: `ALTER SUBSCRIPTION name [ ENABLE | DISABLE ]` is supported to disable/enable the ongoing replication of a subscription....

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### Problem Statement When using [Logical Replication](https://crate.io/docs/crate/reference/en/5.0/admin/logical-replication.htm) to consolidate data from multiple clusters into a centralized one (for e.g. centralized analytics), some data may not be needed anymore on the...

Optimize joins to lookup joins if one relation is relative small

3

### Problem Statement When joining 2 tables with a join condition, all rows for each tables are processed and then filtered by the join condition afterwards. Such the underlaying collect...

Ability to backup all tables or concrete metadata only

1

**Use case**: 1.) A user may want to backup all tables but no metadata like users, privileges, etc. without explicitly defining each table inside the `CREATE SNAPSHOT` statement. 2.) A...

Support unquoted reserved keywords as aliases

1

**Use case**: Some SQL applications like [Navicat](https://navicat.com) uses unquoted reserved keywords as column aliases because PostgreSQL is supporting this. See #8961 for the related Navicat issue. **Feature description**: CrateDB should...

The new column `table_relations` contains an array of objects including the `table_schema` and `table_name` of all tables inside the snapshot. Closes #14087. **Do not merge until master is on `5.9`.**

The only non-test related `RoleManger` implementation gets a `Role` instance, letting it implement `Roles` by itself isn't needed.

For each REST bulk response entry, an `error_message` and `error_code` is added in case of an exception. Closes #16649.