Logical error: 'Bad cast from type DB::ColumnVector to DB::ColumnNullable'. Assertion `false' · Issue #14974 · ClickHouse/ClickHouse · GitHub
UndefinedBehaviorSanitizer: signed integer overflow ../src/IO/WriteHelpers.h:875:17 · Issue #14111 · ClickHouse/ClickHouse · GitHub
NativeBlockOutputStream: invalid cast from ColumnNullable to ColumnVector · Issue #21002 · ClickHouse/ClickHouse · GitHub
Superfluous `DESC TABLE` query in Distributed engine · Issue #14228 · ClickHouse/ClickHouse · GitHub
20.1. enable_optimize_predicate_expression pushes HAVING instead of WHERE · Issue #8915 · ClickHouse/ClickHouse · GitHub
![Background Replicated Merges seems to be stuck from time to time, greatly affecting insert latency · Issue #26755 · ClickHouse/ClickHouse · GitHub Background Replicated Merges seems to be stuck from time to time, greatly affecting insert latency · Issue #26755 · ClickHouse/ClickHouse · GitHub](https://user-images.githubusercontent.com/754735/133068303-380bb627-18cc-434b-939a-69867716da90.png)
Background Replicated Merges seems to be stuck from time to time, greatly affecting insert latency · Issue #26755 · ClickHouse/ClickHouse · GitHub
Why ClickHouse didn't allow more than one JOIN in query? · Issue #873 · ClickHouse/ClickHouse · GitHub
Overflow mode break: Pipeline for PushingPipelineExecutor was finished before all data was inserted · Issue #52234 · ClickHouse/ClickHouse · GitHub
Describe how identifiers in SELECT queries are resolved · Issue #23194 · ClickHouse/ClickHouse · GitHub
Background Replicated Merges seems to be stuck from time to time, greatly affecting insert latency · Issue #26755 · ClickHouse/ClickHouse · GitHub
wrong query result if a subquery (JOINed table) has no alias · Issue #4974 · ClickHouse/ClickHouse · GitHub
![Too much content was returned when a simple conditional query was executed · Issue #32429 · ClickHouse/ClickHouse · GitHub Too much content was returned when a simple conditional query was executed · Issue #32429 · ClickHouse/ClickHouse · GitHub](https://user-images.githubusercontent.com/13824852/145334043-bcc5d353-6d90-4e52-85b3-81c38d57b903.png)
Too much content was returned when a simple conditional query was executed · Issue #32429 · ClickHouse/ClickHouse · GitHub
Importing DateTime64 from via clickhouse-client from commandline fails randomly · Issue #13725 · ClickHouse/ClickHouse · GitHub
![Segmentation fault when executing join query sometimes · Issue #10200 · ClickHouse/ClickHouse · GitHub Segmentation fault when executing join query sometimes · Issue #10200 · ClickHouse/ClickHouse · GitHub](https://user-images.githubusercontent.com/15494997/80370861-859ed280-88c3-11ea-80fb-64a736ef356f.png)