From 7b4c284f7863c3e10d91b2f83cd1eccc5754b6cf Mon Sep 17 00:00:00 2001
From: saltonz <saltonzh@gmail.com>
Date: Fri, 14 Apr 2023 08:39:33 +0000
Subject: [PATCH] [legacy bugfix] fix span column encoder down casting to
 incorrect type

---
 src/storage/blocksstable/encoding/ob_micro_block_encoder.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/storage/blocksstable/encoding/ob_micro_block_encoder.cpp b/src/storage/blocksstable/encoding/ob_micro_block_encoder.cpp
index efd91912d..2f1a1868b 100644
--- a/src/storage/blocksstable/encoding/ob_micro_block_encoder.cpp
+++ b/src/storage/blocksstable/encoding/ob_micro_block_encoder.cpp
@@ -640,7 +640,7 @@ int ObMicroBlockEncoder::build_block(char *&buf, int64_t &size)
         ObIColumnEncoder *e = encoders_.at(idx);
         pe.type_ = static_cast<ObColumnHeader::Type>(e->get_column_header().type_);
         if (ObColumnHeader::is_inter_column_encoder(pe.type_)) {
-          pe.ref_col_idx_ = static_cast<ObColumnEqualEncoder *>(e)->get_ref_col_idx();
+          pe.ref_col_idx_ = static_cast<ObSpanColumnEncoder *>(e)->get_ref_col_idx();
         } else {
           pe.ref_col_idx_ = 0;
         }