zhangstar333 commented on code in PR #44029:
URL: https://github.com/apache/doris/pull/44029#discussion_r1843391871
##########
be/src/vec/core/block.cpp:
##########
@@ -511,16 +511,13 @@ std::string Block::dump_data(size_t begin, size_t
row_limit, bool allow_null_mis
std::string s;
if (data[i].column) {
if (data[i].type->is_nullable() &&
!data[i].column->is_nullable()) {
- if (is_column_const(*data[i].column)) {
- s = data[i].to_string(0);
- } else {
- assert(allow_null_mismatch);
- s = assert_cast<const
DataTypeNullable*>(data[i].type.get())
- ->get_nested_type()
- ->to_string(*data[i].column, row_num);
- }
+ assert(allow_null_mismatch);
Review Comment:
type: column:
nullable_string ----->const(NULLABLE(String))
string -----> const(NULLABLE(String))
string----> NULLABLE(STRING)
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