diff --git a/LikeOrmCommons/src/main/java/com/github/nrudenko/orm/commons/Column.java b/LikeOrmCommons/src/main/java/com/github/nrudenko/orm/commons/Column.java
index a6baeb0..f33f8c0 100644
--- a/LikeOrmCommons/src/main/java/com/github/nrudenko/orm/commons/Column.java
+++ b/LikeOrmCommons/src/main/java/com/github/nrudenko/orm/commons/Column.java
@@ -49,13 +49,13 @@ public String getColumnsSql() {
 
         StringBuilder columnsSql = new StringBuilder(getName());
         columnsSql
-                .append(" ")
-                .append(type.getSqlRep());
+            .append(" ")
+            .append(type.getSqlRep());
 
         if (customAdditional != null) {
             columnsSql
-                    .append(" ")
-                    .append(customAdditional);
+                .append(" ")
+                .append(customAdditional);
         }
         return columnsSql.toString();
     }
@@ -64,12 +64,16 @@ public Column as(Column column) {
         return new Column(getName() + " AS " + column.getName());
     }
 
+    public boolean isCorrect() {
+        return name != null && name.length() > 0 && type != null && type != DbType.NO_TYPE;
+    }
+
     @Override
     public String toString() {
         return "Column{" +
-                "name='" + name + '\'' +
-                ", type=" + type +
-                ", customAdditional='" + customAdditional + '\'' +
-                '}';
+            "name='" + name + '\'' +
+            ", type=" + type +
+            ", customAdditional='" + customAdditional + '\'' +
+            '}';
     }
 }
diff --git a/LikeOrmLib/src/main/java/com/github/nrudenko/orm/Scheme.java b/LikeOrmLib/src/main/java/com/github/nrudenko/orm/Scheme.java
index dd99c0b..c6203b3 100644
--- a/LikeOrmLib/src/main/java/com/github/nrudenko/orm/Scheme.java
+++ b/LikeOrmLib/src/main/java/com/github/nrudenko/orm/Scheme.java
@@ -31,7 +31,7 @@ public ArrayList<Column> getColumns() {
         for (int i = 0; i < classFields.size(); i++) {
             Field field = classFields.get(i);
             Column column = ReflectionUtils.fieldToColumn(field);
-            if (column != null) {
+            if (column != null && column.isCorrect()) {
                 result.add(column);
             }
         }