wangbo commented on a change in pull request #1694: optimize V2 BinaryPlainPage
format (#1648)
URL: https://github.com/apache/incubator-doris/pull/1694#discussion_r317461852
##########
File path: be/src/olap/rowset/segment_v2/binary_plain_page.h
##########
@@ -147,37 +140,16 @@ class BinaryPlainPageDecoder : public PageDecoder {
Status init() override {
CHECK(!_parsed);
- if (_data.size < MIN_HEADER_SIZE) {
- std::stringstream ss;
- ss << "file corrupton: not enough bytes for header in
BinaryPlainPageDecoder ."
- "invalid data size:" << _data.size << ", header size:" <<
MIN_HEADER_SIZE;
- return Status::InternalError(ss.str());
- }
-
- // Decode header.
- _num_elems = decode_fixed32_le((const uint8_t *)&_data[0]);
- size_t offsets_pos = decode_fixed32_le((const uint8_t *)&_data[4]);
-
- // Sanity check.
- if (offsets_pos > _data.size) {
+ if (_data.size < sizeof(uint32_t)) {
std::stringstream ss;
- ss << "offsets_pos "<< offsets_pos << " > page size " <<
_data.size << " in plain string page";
+ ss << "file corrupton: not enough bytes for trailer in
BinaryPlainPageDecoder ."
+ "invalid data size:" << _data.size << ", trailer size:" <<
sizeof(uint32_t);
return Status::InternalError(ss.str());
Review comment:
👌
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