add session system var delete_opt_to_truncate#20911
Merged
mergify[bot] merged 2 commits intomatrixorigin:mainfrom Dec 25, 2024
Merged
add session system var delete_opt_to_truncate#20911mergify[bot] merged 2 commits intomatrixorigin:mainfrom
mergify[bot] merged 2 commits intomatrixorigin:mainfrom
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What type of PR is this?
Which issue(s) this PR fixes:
issue # #20864
What this PR does / why we need it:
增加session级别配置项delete_opt_to_truncate控制是否要对delete from table； 优化成truncate, 默认为true， 即优化成trucate， 通过set session delete_opt_to_truncate = 0；关闭该优化