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[Enhancement](column) remove ColumnString terminating zero and add a data_version for pblock (#12456)

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1. remove ColumnString terminating zero
    2. add a data_version for pblock
    3. change EncryptionMode to enum class
This commit is contained in:
Pxl
2022-09-14 21:25:22 +08:00
committed by GitHub
parent c03f7c3ba4
commit 0ead048b93
69 changed files with 552 additions and 624 deletions
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10
be/src/vec/columns/column_array.cpp
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@ -152,13 +152,15 @@ StringRef ColumnArray::get_data_at(size_t n) const {
*/
size_t offset_of_first_elem = offset_at(n);
StringRef first = get_data().get_data_at_with_terminating_zero(offset_of_first_elem);
StringRef first = get_data().get_data_at(offset_of_first_elem);
size_t array_size = size_at(n);
if (array_size == 0) return StringRef(first.data, 0);
if (array_size == 0) {
return StringRef(first.data, 0);
}
size_t offset_of_last_elem = get_offsets()[n] - 1;
StringRef last = get_data().get_data_at_with_terminating_zero(offset_of_last_elem);
size_t offset_of_last_elem = offset_at(n + 1) - 1;
StringRef last = get_data().get_data_at(offset_of_last_elem);
return StringRef(first.data, last.data + last.size - first.data);
}