[CBO] hints parser fixes

ydb/core/kqp/opt/kqp_opt.h

@@ -50,9 +50,7 @@ struct TKqpOptimizeContext : public TSimpleRefCount<TKqpOptimizeContext> {
     NYql::TOptimizerHints GetOptimizerHints() {
         if (Config->OptimizerHints.Get()) {
             if (!Hints) {
-                Hints = std::make_shared<NYql::TOptimizerHints>(
-                    NYql::TOptimizerHints::Parse(*Config->OptimizerHints.Get())
-                );
+                Hints = std::make_shared<NYql::TOptimizerHints>(*Config->OptimizerHints.Get());
             }
             return *Hints;
         }

ydb/core/kqp/provider/yql_kikimr_settings.cpp

@@ -5,6 +5,7 @@
 #include <util/generic/size_literals.h>
 #include <util/string/split.h>
 #include <ydb/library/yql/providers/dq/common/yql_dq_settings.h>
+#include <ydb/library/yql/core/cbo/cbo_optimizer_new.h>
 
 namespace NYql {
 
@@ -82,7 +83,7 @@ TKikimrConfiguration::TKikimrConfiguration() {
     REGISTER_SETTING(*this, OptEnableOlapPushdown);
     REGISTER_SETTING(*this, OptEnableOlapProvideComputeSharding);
     REGISTER_SETTING(*this, OptOverrideStatistics);
-    REGISTER_SETTING(*this, OptimizerHints);
+    REGISTER_SETTING(*this, OptimizerHints).Parser([](const TString& v) { return NYql::TOptimizerHints::Parse(v); });
     REGISTER_SETTING(*this, OverridePlanner);
     REGISTER_SETTING(*this, UseGraceJoinCoreForMap);
 

ydb/core/kqp/provider/yql_kikimr_settings.h

@@ -5,6 +5,7 @@
 #include <ydb/library/yql/providers/common/config/yql_setting.h>
 #include <ydb/library/yql/sql/settings/translation_settings.h>
 #include <ydb/core/protos/feature_flags.pb.h>
+#include <ydb/library/yql/core/cbo/cbo_optimizer_new.h>
 
 namespace NKikimrConfig {
     enum TTableServiceConfig_EIndexAutoChooseMode : int;
@@ -55,7 +56,7 @@ struct TKikimrSettings {
     NCommon::TConfSetting<bool, false> UseGraceJoinCoreForMap;
 
     NCommon::TConfSetting<TString, false> OptOverrideStatistics;
-    NCommon::TConfSetting<TString, false> OptimizerHints;
+    NCommon::TConfSetting<NYql::TOptimizerHints, false> OptimizerHints;
 
     /* Disable optimizer rules */
     NCommon::TConfSetting<bool, false> OptDisableTopSort;

ydb/library/yql/core/cbo/cbo_hints.cpp

@@ -130,7 +130,8 @@ class TOptimizerHintsParser {
 private:
     // Expressions
     void ParseError(const TString& err, i32 pos) {
-        Y_ENSURE(false, Sprintf("Optimizer hints parser error position:%d, msg: %s", pos, err.c_str()));
+        auto [line, linePos] = GetLineAndLinePosFromTextPos(pos);
+        Y_ENSURE(false, Sprintf("Optimizer hints parser error at [line:%d, pos:%d], msg: %s", line, linePos, err.c_str()));
     }
 
     TString Label() {
@@ -282,6 +283,22 @@ class TOptimizerHintsParser {
         }
     }
 
+    std::pair<i32, i32> GetLineAndLinePosFromTextPos(i32 pos) {
+        i32 Line = 0;
+        i32 LinePos = 0;
+
+        for (i32 i = 0; i <= pos && i < static_cast<i32>(Text.Size()); ++i) {
+            if (Text[i] == '\n') {
+                LinePos = 0;
+                ++Line;
+            } else {
+                ++LinePos;
+            }
+        }
+
+        return {Line, LinePos};
+    }
+
 private:
     i32 Pos;
     const i32 Size;