[GitHub] [incubator-doris] englefly commented on a diff in pull request #9069: resize hash table before building

[GitBox <gi...@apache.org>]

englefly commented on code in PR #9069:
URL: https://github.com/apache/incubator-doris/pull/9069#discussion_r852153017


##########
be/src/vec/common/hash_table/hash_table.h:
##########
@@ -612,6 +555,62 @@ class HashTable : private boost::noncopyable,
         return *this;
     }
 
+        /// Increase the size of the buffer.
+    void resize(size_t for_num_elems = 0, size_t for_buf_size = 0) {
+        SCOPED_RAW_TIMER(&_resize_timer_ns);

Review Comment:
   HashTable::resize  moved from protected to public, so that it could be invoked by ProcessHashTableBuild in vhash_join_node.cpp



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