diff --git a/spring-data-dialect/src/main/java/tech/ydb/data/core/convert/YQLType.java b/spring-data-dialect/src/main/java/tech/ydb/data/core/convert/YQLType.java
index c2502a4..778d597 100644
--- a/spring-data-dialect/src/main/java/tech/ydb/data/core/convert/YQLType.java
+++ b/spring-data-dialect/src/main/java/tech/ydb/data/core/convert/YQLType.java
@@ -1,7 +1,7 @@
 package tech.ydb.data.core.convert;
 
-import java.sql.JDBCType;
 import java.sql.SQLType;
+import tech.ydb.jdbc.YdbConst;
 import tech.ydb.table.values.PrimitiveType;
 
 /**
@@ -20,6 +20,6 @@ public String getVendor() {
 
     @Override
     public Integer getVendorTypeNumber() {
-        return JDBCType.JAVA_OBJECT.getVendorTypeNumber();
+        return YdbConst.SQL_KIND_PRIMITIVE + type.ordinal();
     }
 }
diff --git a/spring-data-dialect/src/main/java/tech/ydb/data/core/package-info.java b/spring-data-dialect/src/main/java/tech/ydb/data/core/package-info.java
deleted file mode 100644
index 26f310c..0000000
--- a/spring-data-dialect/src/main/java/tech/ydb/data/core/package-info.java
+++ /dev/null
@@ -1,4 +0,0 @@
-/**
- * @author Kirill Kurdyukov
- */
-package tech.ydb.data.core;
\ No newline at end of file
diff --git a/spring-data-dialect/src/main/java/tech/ydb/data/repository/ViewIndex.java b/spring-data-dialect/src/main/java/tech/ydb/data/repository/ViewIndex.java
new file mode 100644
index 0000000..cc7fa30
--- /dev/null
+++ b/spring-data-dialect/src/main/java/tech/ydb/data/repository/ViewIndex.java
@@ -0,0 +1,9 @@
+package tech.ydb.data.repository;
+
+/**
+ * @author Kirill Kurdyukov
+ */
+public @interface ViewIndex {
+
+    String name = "";
+}