Fixes

Author: shnikd

ydb/core/kqp/ut/query/kqp_query_ut.cpp

@@ -211,10 +211,13 @@ Y_UNIT_TEST_SUITE(KqpQuery) {
 
                 UNIT_ASSERT_VALUES_EQUAL_C(result.GetStatus(), EStatus::SUCCESS, result.GetIssues().ToString().c_str());
 
-                UNIT_ASSERT_C(!result.GetMeta().empty(), "Query result meta is empty");
+                auto stats = result.GetStats();
+                UNIT_ASSERT(stats.has_value());
+
+                UNIT_ASSERT_C(stats->GetMeta().has_value(), "Query result meta is empty");
 
                 TStringStream in;
-                in << result.GetMeta();
+                in << stats->GetMeta().value();
                 NJson::TJsonValue value;
                 ReadJsonTree(&in, &value);
 
@@ -234,12 +237,16 @@ Y_UNIT_TEST_SUITE(KqpQuery) {
 
             {
                 auto settings = TExecDataQuerySettings();
+                settings.CollectQueryStats(ECollectQueryStatsMode::Basic);
 
                 auto result = session.ExecuteDataQuery(query, TTxControl::BeginTx().CommitTx(), settings).ExtractValueSync();
 
                 UNIT_ASSERT_VALUES_EQUAL_C(result.GetStatus(), EStatus::SUCCESS, result.GetIssues().ToString().c_str());
 
-                UNIT_ASSERT_C(result.GetMeta().empty(), "Query result meta should be empty, but it's not");
+                auto stats = result.GetStats();
+                UNIT_ASSERT(stats.has_value());
+
+                UNIT_ASSERT_C(!stats->GetMeta().has_value(),  "Query result meta should be empty, but it's not");
             }
         }
     }

ydb/public/sdk/cpp/include/ydb-cpp-sdk/client/table/table.h

@@ -1163,8 +1163,10 @@ struct TStreamExecScanQuerySettings : public TRequestSettings<TStreamExecScanQue
 
     // Collect runtime statistics with a given detalization mode
     FLUENT_SETTING_DEFAULT(ECollectQueryStatsMode, CollectQueryStats, ECollectQueryStatsMode::None);
-    // // Collect full query compilation diagnostics
-    // FLUENT_SETTING_DEFAULT_DEPRECATED(bool, CollectFullDiagnostics, false);
+
+    //Deprecated. Use CollectQueryStats >= ECollectQueryStatsMode::Full to get QueryMeta in QueryStats
+    // Collect full query compilation diagnostics
+    FLUENT_SETTING_DEFAULT(bool, CollectFullDiagnostics, false);
 };
 
 enum class EDataFormat {
@@ -2036,8 +2038,6 @@ class TDataQueryResult : public TStatus {
 
     const std::string GetQueryPlan() const;
 
-    const std::string GetMeta() const;
-
 private:
     std::optional<TTransaction> Transaction_;
     std::vector<TResultSet> ResultSets_;
@@ -2110,6 +2110,11 @@ class TScanQueryPart : public TStreamPartStatus {
     const TQueryStats& GetQueryStats() const { return *QueryStats_; }
     TQueryStats ExtractQueryStats() { return std::move(*QueryStats_); }
 
+    // Deprecated. Use GetMeta() of TQueryStats
+    bool HasDiagnostics() const { return FakeDiagnostics_.has_value(); }
+    const std::string& GetDiagnostics() const { return *FakeDiagnostics_; }
+    std::string&& ExtractDiagnostics() { return std::move(*FakeDiagnostics_); }
+
     TScanQueryPart(TStatus&& status)
         : TStreamPartStatus(std::move(status))
     {}
@@ -2128,6 +2133,7 @@ class TScanQueryPart : public TStreamPartStatus {
 private:
     std::optional<TResultSet> ResultSet_;
     std::optional<TQueryStats> QueryStats_;
+    std::optional<std::string> FakeDiagnostics_;
 };
 
 using TAsyncScanQueryPart = NThreading::TFuture<TScanQueryPart>;

ydb/public/sdk/cpp/src/client/table/table.cpp

@@ -2220,14 +2220,6 @@ const std::string TDataQueryResult::GetQueryPlan() const {
     }
 }
 
-const std::string TDataQueryResult::GetMeta() const {
-    if (QueryStats_.has_value()) {
-        return NYdb::TProtoAccessor::GetProto(*QueryStats_).query_meta();
-    } else {
-        return "";
-    }
-}
-
 ////////////////////////////////////////////////////////////////////////////////
 
 TBeginTransactionResult::TBeginTransactionResult(TStatus&& status, TTransaction transaction)