diff --git a/pom.xml b/pom.xml
index e8b35ba..736396b 100644
--- a/pom.xml
+++ b/pom.xml
@@ -6,7 +6,7 @@
 
     <groupId>dev.gump</groupId>
     <artifactId>worm</artifactId>
-    <version>1.1.4</version>
+    <version>1.1.7</version>
 
     <distributionManagement>
         <snapshotRepository>
diff --git a/src/main/java/dev/gump/worm/field/FieldType.java b/src/main/java/dev/gump/worm/field/FieldType.java
index c443fe5..55f24d7 100644
--- a/src/main/java/dev/gump/worm/field/FieldType.java
+++ b/src/main/java/dev/gump/worm/field/FieldType.java
@@ -2,6 +2,7 @@
 
 import dev.gump.worm.entity.Entity;
 
+import java.math.BigDecimal;
 import java.time.LocalDate;
 import java.time.LocalDateTime;
 import java.time.ZonedDateTime;
@@ -21,7 +22,8 @@ public enum FieldType {
     TIME("TIME", List.of(), true),
     TIMESTAMP("TIMESTAMP", List.of(), true),
     BOOL("BOOL", List.of(Boolean.class)),
-    ENTITY("ENTITY",List.of(Entity.class), true);
+    ENTITY("ENTITY",List.of(Entity.class), true),
+    DECIMAL("DECIMAL(19,2)", List.of(BigDecimal.class), true);
     private final String value;
     private final List<Class<?>> classes;
     private final boolean needAsps;
diff --git a/src/main/java/dev/gump/worm/field/WormField.java b/src/main/java/dev/gump/worm/field/WormField.java
index bfdbd65..d79e1cf 100644
--- a/src/main/java/dev/gump/worm/field/WormField.java
+++ b/src/main/java/dev/gump/worm/field/WormField.java
@@ -103,16 +103,29 @@ public String getEntityId(Object obj) throws IllegalAccessException, NoSuchField
     public String getSqlCreation(){
         if(type == FieldType.ENTITY && fieldClass_relational != null){
             EntityMeta cMeta = Worm.getRegistry().getTableMeta(fieldClass_relational);
-            if(cMeta.getUniqueKeyColumns().size() != 1)
+            if (cMeta.getUniqueKeyColumns().size() != 1)
                 throw new WormException("Relational Worm tables need to have only one unique keys");
+
             WormField key = cMeta.getUniqueKeyColumns().toArray(WormField[]::new)[0];
-            StringBuilder sql = new StringBuilder(key.getSqlCreation());
-            sql.append(", CONSTRAINT FK_").append(getName()).append("_").append(cMeta.getName()).append(" FOREIGN KEY (").append(getName()).append(") REFERENCES ")
+
+            StringBuilder sql = new StringBuilder();
+            sql.append(key.getType().getValue());
+            if (key.getLength() > 0)
+                sql.append('(').append(key.getLength()).append(')');
+
+            if (!nullable)
+                sql.append(" NOT NULL");
+
+            sql.append(", CONSTRAINT FK_").append(getName()).append("_").append(cMeta.getName())
+                    .append(" FOREIGN KEY (").append(getName()).append(") REFERENCES ")
                     .append(cMeta.getName()).append(" (").append(key.getName()).append(")");
-            if(onDelete != null)
-                sql.append(" ON DELETE ").append(onDelete.getValue());
-            if(onUpdate != null)
-                sql.append(" ON UPDATE ").append(onUpdate.getValue());
+
+            if (onDelete != null)
+                sql.append(" ON DELETE ").append(onDelete.name());
+
+            if (onUpdate != null)
+                sql.append(" ON UPDATE ").append(onUpdate.name());
+
             return sql.toString();
         }