Explicit turn on some feature flags in tests (#14630)

Author: azevaykin

ydb/core/tx/datashard/datashard_ut_change_exchange.cpp

@@ -842,6 +842,7 @@ Y_UNIT_TEST_SUITE(Cdc) {
                 .SetEnableChangefeedInitialScan(true)
                 .SetEnableUuidAsPrimaryKey(true)
                 .SetEnableTablePgTypes(true)
+                .SetEnableTableDatetime64(true)
                 .SetEnableParameterizedDecimal(true)
                 .SetEnablePgSyntax(true)
                 .SetEnableTopicSplitMerge(true)

ydb/core/tx/replication/service/table_writer_ut.cpp

@@ -127,7 +127,7 @@ Y_UNIT_TEST_SUITE(LocalTableWriter) {
     }
 
     Y_UNIT_TEST(DecimalKeys) {
-        TEnv env;
+        TEnv env(TFeatureFlags().SetEnableParameterizedDecimal(true));
         env.GetRuntime().SetLogPriority(NKikimrServices::REPLICATION_SERVICE, NLog::PRI_DEBUG);
 
         env.CreateTable("/Root", *MakeTableDescription(TTestTableDescription{

ydb/core/tx/schemeshard/ut_restore/ut_restore.cpp

@@ -1725,7 +1725,7 @@ value {
 
     Y_UNIT_TEST(ExportImportDecimalKey) {
         TTestBasicRuntime runtime;
-        TTestEnv env(runtime, TTestEnvOptions().EnableTablePgTypes(true));
+        TTestEnv env(runtime, TTestEnvOptions().EnableParameterizedDecimal(true));
         ui64 txId = 100;
 
         TestCreateTable(runtime, ++txId, "/MyRoot", R"_(

ydb/core/tx/schemeshard/ut_split_merge/ut_split_merge.cpp

@@ -160,6 +160,7 @@ Y_UNIT_TEST_SUITE(TSchemeShardSplitBySizeTest) {
 
         TTestEnvOptions opts;
         opts.EnableBackgroundCompaction(false);
+        opts.EnableParameterizedDecimal(true);
 
         TTestEnv env(runtime, opts);
 

ydb/tests/stress/oltp_workload/tests/test_workload.py

@@ -8,7 +8,13 @@
 class TestYdbWorkload(object):
     @classmethod
     def setup_class(cls):
-        cls.cluster = KiKiMR(KikimrConfigGenerator())
+        config = KikimrConfigGenerator(
+            extra_feature_flags={
+                "enable_parameterized_decimal": True,
+                "enable_table_datetime64" : True
+            }
+        )
+        cls.cluster = KiKiMR(config)
         cls.cluster.start()
 
     @classmethod