update

zhangstar333 · Sep 25, 2024 · 7a8d44c · 7a8d44c
1 parent 46b7ce4
commit 7a8d44c
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Showing 2 changed files with 9 additions and 5 deletions.
diff --git a/be/src/agent/be_exec_version_manager.h b/be/src/agent/be_exec_version_manager.h
@@ -34,7 +34,7 @@ constexpr inline int VARIANT_SERDE = 6;         // change variant serde to fix P
 constexpr inline int AGGREGATION_2_1_VERSION =
         6; // some aggregation changed the data format after this version
 constexpr inline int USE_CONST_SERDE =
-        7; // support const column in serialize/deserialize function: PR #41175
+        1000; // support const column in serialize/deserialize function: PR #41175
 
 class BeExecVersionManager {
 public:

diff --git a/be/src/vec/core/block.cpp b/be/src/vec/core/block.cpp
@@ -511,10 +511,14 @@ std::string Block::dump_data(size_t begin, size_t row_limit, bool allow_null_mis
             std::string s;
             if (data[i].column) {
                 if (data[i].type->is_nullable() && !data[i].column->is_nullable()) {
-                    assert(allow_null_mismatch);
-                    s = assert_cast<const DataTypeNullable*>(data[i].type.get())
-                                ->get_nested_type()
-                                ->to_string(*data[i].column, row_num);
+                    if (is_column_const(*data[i].column)) {
+                        s = data[i].to_string(0);
+                    } else {
+                        assert(allow_null_mismatch);
+                        s = assert_cast<const DataTypeNullable*>(data[i].type.get())
+                                    ->get_nested_type()
+                                    ->to_string(*data[i].column, row_num);
+                    }
                 } else {
                     s = data[i].to_string(row_num);
                 }