dennis zhuang

Export table options and storage engine options to the users

4

### What type of enhancement is this? Configuration ### What does the enhancement do? There are many storage engine options(and table options) that are hidden from users, including: * [Memtable](https://github.com/GreptimeTeam/greptimedb/blob/f372229b18585ca1c52285fdf3d39971de047d08/src/storage/src/memtable.rs#L71)...

Supports PromQL natively

3

### What problem does the new feature solve? Right now GreptimeDB only supports [SQL and gRPC](https://docs.greptime.com/user-guide/reading-writing-data) protocols to query data. [PromQL](https://prometheus.io/docs/prometheus/latest/querying/basics/) prevails in cloud-native observability. We want to support PromQL...

### What type of enhancement is this? API improvement ### What does the enhancement do? Using it to copy data from one table and inserts it into another table, such...

### What type of enhancement is this? API improvement ### What does the enhancement do? For example: ``` CREATE TABLE integers(i BIGINT, time index(i)); INSERT INTO integers values (default); ```...

Test mysql::mysql_server_test::test_server_require_secure_client_secure fails

3

### What type of bug is this? Unexpected error ### What subsystems are affected? Datanode, Other ### What happened? ``` mysql::mysql_server_test::test_server_require_secure_client_secure --- thread 'main' panicked at 'called `Result::unwrap()` on an...

https://www.baeldung.com/java-hidden-classes

Proposal: remove HybridLogStorage and LogitLogStorage

2

Looks like RocksDB 7.7.3 has a better performance when compaction happens, and we don't have any plan or resource to improve `LogitLogStorage` and `HybridLogStorage`. I don't know if there are...

I hereby agree to the terms of the [GreptimeDB CLA](https://github.com/GreptimeTeam/.github/blob/main/CLA.md). ## Refer to a related PR or issue link (optional) ## What's changed and what's your intention? __!!! DO NOT...

### What type of enhancement is this? API improvement, User experience ### What does the enhancement do? We currently face several limitations with the metric engine: * It does not...