xiaokang commented on code in PR #40212:
URL: https://github.com/apache/doris/pull/40212#discussion_r1739969955
##########
be/src/vec/exprs/vexpr.cpp:
##########
@@ -617,7 +617,14 @@ bool VExpr::fast_execute(Block& block, const
ColumnNumbers& arguments, size_t re
return false;
}
- std::string result_column_name = gen_predicate_result_sign(block,
arguments, function_name);
+ // cache value is initialized only once.
Review Comment:
It can be done in open without lock.
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