支持ClickHouse上线

[nick2wang]

支持ClickHouse简单审核+上线

查询部分：#1384
相关issue：#1343

[codecov]

Codecov Report

Merging #1403 (ed9e709) into master (8e2a196) will increase coverage by 0.02%.
The diff coverage is 73.36%.

@@            Coverage Diff             @@
##           master    #1403      +/-   ##
==========================================
+ Coverage   75.25%   75.28%   +0.02%     
==========================================
  Files          82       82              
  Lines       12938    13121     +183     
==========================================
+ Hits         9737     9878     +141     
- Misses       3201     3243      +42     

Impacted Files	Coverage Δ
sql/engines/clickhouse.py	68.67% <60.80%> (-2.53%)	⬇️
sql/engines/tests.py	99.84% <100.00%> (+<0.01%)	⬆️

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