Igor Nikonov

> @alexey-milovidov Based on #45868, lazy projection has been implemented to improve performance. The current code implementation is quite rudimentary, but it still has some effectiveness for som queries. For...

> https://s3.amazonaws.com/clickhouse-test-reports/68591/0de3b1dacbc587e7f6789dec3fe92e276f332f56/stateful_tests__ubsan_.html I can't figure out why it failed @taiyang-li Please update the PR with recent master. It was an issue in CI, - was fixed by https://github.com/ClickHouse/ClickHouse/pull/69483/

https://s3.amazonaws.com/clickhouse-test-reports/0/002f7ded74f70e954c48a43e7f13005c6953826e/integration_tests__release__[4_4].html

> Hi @alexey-milovidov @devcrafter! Thanks for taking care of this PR, I tried to rebase the current PR but it has the previous base with flaky tests issue that cannot...