MarcosZyk

## Description ### Motivation In current implementation, the schemaTree taken from schema fetch always experiences serialization and deserialization no matter whether the query is only executed locally. This severely affects...

## Description ### Support 1. device storage in memory mode, including id and attribute 2. device create 3. device fetch with filters, including and, or, = and is null 4....

[IOTDB-5162] Optimize concurrent schema fetch for same schema

1

## Description ### Motivation When there are different requests trying to fetch the same schema, for example concurrent data insertion for same device and concurrent data query for same timeseries,...