diff --git a/android-annotatedsql-api/src/main/java/com/annotatedsql/annotation/sql/Column.java b/android-annotatedsql-api/src/main/java/com/annotatedsql/annotation/sql/Column.java
index a32bf5a..9a6973a 100644
--- a/android-annotatedsql-api/src/main/java/com/annotatedsql/annotation/sql/Column.java
+++ b/android-annotatedsql-api/src/main/java/com/annotatedsql/annotation/sql/Column.java
@@ -12,6 +12,8 @@
 
     String defVal() default EMPTY_DEF_VAL;
 
+    String extra() default "";
+
     public static enum Type {
         INTEGER, REAL, TEXT, BLOB
     }
diff --git a/android-annotatedsql-processor/src/main/java/com/annotatedsql/processor/sql/ColumnProcessor.java b/android-annotatedsql-processor/src/main/java/com/annotatedsql/processor/sql/ColumnProcessor.java
index 4754b94..b2252f6 100644
--- a/android-annotatedsql-processor/src/main/java/com/annotatedsql/processor/sql/ColumnProcessor.java
+++ b/android-annotatedsql-processor/src/main/java/com/annotatedsql/processor/sql/ColumnProcessor.java
@@ -50,6 +50,11 @@ public static ColumnMeta create(VariableElement f) {
             sql.append(" DEFAULT (").append(defVal).append(")");
         }
 
+        String extra = column.extra();
+        if (!TextUtils.isEmpty(extra)) {
+            sql.append(" ").append(extra);
+        }
+
         return new ColumnMeta(columnName, isPrimary, sql.toString(), column.type(), isNotNull || isAutoIncrement || isPrimary);
     }
 
diff --git a/build.gradle b/build.gradle
index 74fcf89..8b3d287 100644
--- a/build.gradle
+++ b/build.gradle
@@ -2,7 +2,7 @@ subprojects {
 
 	sourceCompatibility = 1.7
 	group = 'com.github.hamsterksu'
-	version = '1.10.2'
+	version = '1.10.3'
 
     apply plugin: 'java'
 	apply plugin: 'maven'