Clickhouse Function/Engines/Settings Report

Report on ClickHouse functions, table functions, table engines, system and MergeTree settings, with availability information.

Follow this link for a complete report on ClickHouse features with their availability: https://github.com/anselmodadams/ChMisc/blob/main/report/report.md. It is frequently updated (at least once a month).

Last modified 2022.09.19: Create clickhouse-feature-report.md (c8ae830)