fix

dbms/src/Interpreters/MutationsInterpreter.cpp

@@ -286,12 +286,8 @@ void MutationsInterpreter::prepare(bool dry_run)
     {
         stages.emplace_back(context);
         for (const auto & column : affected_indices_columns)
-        {
             stages.back().column_to_updated.emplace(
-                    column,
+                    column, std::make_shared<ASTIdentifier>(column));
-                    std::make_shared<ASTLiteral>(
-                            columns_desc.getPhysical(column).type->getName()));
-        }
     }
 
 

dbms/tests/queries/0_stateless/00935_mutate_index.reference

@@ -0,0 +1,4 @@
+10
+0
+0
+10

dbms/tests/queries/0_stateless/00935_mutate_index.sh

@@ -0,0 +1,45 @@
+#!/usr/bin/env bash
+
+CLICKHOUSE_CLIENT_OPT="--allow_experimental_data_skipping_indices=1"
+
+CURDIR=$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)
+. $CURDIR/../shell_config.sh
+
+$CLICKHOUSE_CLIENT --query="DROP TABLE IF EXISTS test.minmax_idx;"
+
+
+$CLICKHOUSE_CLIENT -n --query="
+CREATE TABLE test.minmax_idx
+(
+    u64 UInt64,
+    i64 Int64,
+    i32 Int32,
+    INDEX idx (i64, u64 * i64) TYPE minmax GRANULARITY 1
+) ENGINE = MergeTree()
+ORDER BY u64
+SETTINGS index_granularity = 2;"
+
+
+$CLICKHOUSE_CLIENT --query="INSERT INTO test.minmax_idx VALUES
+(0, 1, 1),
+(1, 1, 2),
+(2, 1, 3),
+(3, 1, 4),
+(4, 1, 5),
+(5, 1, 6),
+(6, 1, 7),
+(7, 1, 8),
+(8, 1, 9),
+(9, 1, 10)"
+
+$CLICKHOUSE_CLIENT --query="SELECT count() FROM test.minmax_idx WHERE i64 = 1;"
+$CLICKHOUSE_CLIENT --query="SELECT count() FROM test.minmax_idx WHERE i64 = 5;"
+
+$CLICKHOUSE_CLIENT --query="ALTER TABLE test.minmax_idx UPDATE i64 = 5 WHERE i64 = 1;"
+
+sleep 0.1
+
+$CLICKHOUSE_CLIENT --query="SELECT count() FROM test.minmax_idx WHERE i64 = 1;"
+$CLICKHOUSE_CLIENT --query="SELECT count() FROM test.minmax_idx WHERE i64 = 5;"
+
+$CLICKHOUSE_CLIENT --query="DROP TABLE test.minmax_idx"