thevar1able/ClickHouse
1
0
Fork 0
mirror of https://github.com/ClickHouse/ClickHouse.git synced 2024-09-25 03:00:49 +00:00
Code Issues Packages Projects Releases Wiki Activity

fix bug in WriteBufferFromVector

Browse Source
This commit is contained in:
Alexander Tokmakov 2020-11-10 14:43:22 +03:00
parent 5cdfcfb307
commit 55631e442b
1 changed files with 3 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
src/IO/WriteBufferFromVector.h
View File

@ -36,8 +36,10 @@ private:
throw Exception("WriteBufferFromVector is finished", ErrorCodes::CANNOT_WRITE_AFTER_END_OF_BUFFER);
size_t old_size = vector.size();
/// pos may not be equal to vector.data() + old_size, because WriteBuffer::next() can be used to flush data
size_t pos_offset = pos - reinterpret_cast<Position>(vector.data());
vector.resize(old_size * size_multiplier);
internal_buffer = Buffer(reinterpret_cast<Position>(vector.data() + old_size), reinterpret_cast<Position>(vector.data() + vector.size()));
internal_buffer = Buffer(reinterpret_cast<Position>(vector.data() + pos_offset), reinterpret_cast<Position>(vector.data() + vector.size()));
working_buffer = internal_buffer;
}