diff --git a/pom.xml b/pom.xml
index b8633a73..01d7cdd5 100644
--- a/pom.xml
+++ b/pom.xml
@@ -5,7 +5,7 @@
 	<groupId>io.xream.sqli</groupId>
 	<artifactId>sqli-parent</artifactId>
 	<packaging>pom</packaging>
-	<version>2.1.4</version>
+	<version>2.1.5</version>
 
 	<name>sqli-parent</name>
 	<description>http://sqli.xream.io</description>
@@ -23,7 +23,8 @@
 		<maven.compiler.target>17</maven.compiler.target>
 		<maven.compiler.compilerVersion>17</maven.compiler.compilerVersion>
 		<maven.test.skip>true</maven.test.skip>
-		<sqli.version>2.1.4</sqli.version>
+		<sqli.annotation.version>1.0.0</sqli.annotation.version>
+		<sqli.version>2.1.5</sqli.version>
 		<jackson.version>2.13.4.2</jackson.version>
 		<sl4j.version>1.7.30</sl4j.version>
 	</properties>
@@ -32,7 +33,7 @@
 		<connection>scm:git:https://github.com/x-ream/sqli</connection>
 		<developerConnection>scm:git:https://github.com/x-ream/sqli</developerConnection>
 		<url>scm:git:https://github.com/x-ream/sqli</url>
-		<tag>2.1.4</tag>
+		<tag>2.1.5</tag>
 	</scm>
 
 	<licenses>
@@ -66,6 +67,12 @@
 
 	<dependencies>
 
+		<dependency>
+			<groupId>io.xream.sqli</groupId>
+			<artifactId>sqli-annotation</artifactId>
+			<version>${sqli.annotation.version}</version>
+		</dependency>
+
 		<dependency>
 			<groupId>com.fasterxml.jackson.core</groupId>
 			<artifactId>jackson-databind</artifactId>
diff --git a/sqli-builder/pom.xml b/sqli-builder/pom.xml
index 69f92f83..69a8954f 100644
--- a/sqli-builder/pom.xml
+++ b/sqli-builder/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>sqli-parent</artifactId>
         <groupId>io.xream.sqli</groupId>
-        <version>2.1.4</version>
+        <version>2.1.5</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/sqli-builder/src/main/java/io/xream/sqli/annotation/GenSql.java b/sqli-builder/src/main/java/io/xream/sqli/annotation/GenSql.java
deleted file mode 100644
index f5249e8e..00000000
--- a/sqli-builder/src/main/java/io/xream/sqli/annotation/GenSql.java
+++ /dev/null
@@ -1,33 +0,0 @@
-/*
- * Copyright 2020 io.xream.sqli
- *
- * Licensed to the Apache Software Foundation (ASF) under one or more
- * contributor license agreements.  See the NOTICE file distributed with
- * this work for additional information regarding copyright ownership.
- * The ASF licenses this file to You under the Apache License, Version 2.0
- * (the "License"); you may not use this file except in compliance with
- * the License.  You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package io.xream.sqli.annotation;
-
-
-import java.lang.annotation.ElementType;
-import java.lang.annotation.Retention;
-import java.lang.annotation.RetentionPolicy;
-import java.lang.annotation.Target;
-
-/**
- * @author Sim
- */
-@Retention(RetentionPolicy.RUNTIME)
-@Target({ElementType.TYPE})
-public @interface GenSql {
-}
diff --git a/sqli-builder/src/main/java/io/xream/sqli/annotation/X.java b/sqli-builder/src/main/java/io/xream/sqli/annotation/X.java
deleted file mode 100644
index 866d0f09..00000000
--- a/sqli-builder/src/main/java/io/xream/sqli/annotation/X.java
+++ /dev/null
@@ -1,82 +0,0 @@
-/*
- * Copyright 2020 io.xream.sqli
- *
- * Licensed to the Apache Software Foundation (ASF) under one or more
- * contributor license agreements.  See the NOTICE file distributed with
- * this work for additional information regarding copyright ownership.
- * The ASF licenses this file to You under the Apache License, Version 2.0
- * (the "License"); you may not use this file except in compliance with
- * the License.  You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package io.xream.sqli.annotation;
-
-
-import java.lang.annotation.ElementType;
-import java.lang.annotation.Retention;
-import java.lang.annotation.RetentionPolicy;
-import java.lang.annotation.Target;
-
-/**
- * @author Sim
- */
-@Retention(RetentionPolicy.RUNTIME)
-@Target({ElementType.FIELD, ElementType.METHOD, ElementType.TYPE})
-public @interface X {
-
-    /**
-     * only effect on getter<br>
-     */
-    int length() default 20;
-
-
-    @Retention(RetentionPolicy.RUNTIME)
-    @Target({ElementType.FIELD, ElementType.TYPE})
-    @interface Mapping {
-        String value() default "";
-    }
-
-
-    /**
-     * not cached two
-     */
-    @Retention(RetentionPolicy.RUNTIME)
-    @Target({ElementType.TYPE})
-    @interface NoCache {
-    }
-
-    /**
-     * only effect on property<br>
-     * will not save the property in relation DB, like MySql<br>
-     * but will save the property int cache, or K-V DB,like mc or redis<br>
-     * instead of "transient", while transport the stream of object
-     */
-    @Retention(RetentionPolicy.RUNTIME)
-    @Target({ElementType.FIELD})
-    @interface Ignore {
-    }
-
-
-    @Retention(RetentionPolicy.RUNTIME)
-    @Target({ElementType.FIELD})
-    @interface Key {
-    }
-
-    @Retention(RetentionPolicy.RUNTIME)
-    @Target({ElementType.FIELD})
-    @interface Tag {
-    }
-
-    @Retention(RetentionPolicy.RUNTIME)
-    @Target({ElementType.FIELD})
-    @interface TagTarget {
-    }
-
-}
diff --git a/sqli-core/pom.xml b/sqli-core/pom.xml
index f87a6120..e9e34845 100644
--- a/sqli-core/pom.xml
+++ b/sqli-core/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>sqli-parent</artifactId>
         <groupId>io.xream.sqli</groupId>
-        <version>2.1.4</version>
+        <version>2.1.5</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/sqli-dialect/pom.xml b/sqli-dialect/pom.xml
index 44092d08..d4e90793 100644
--- a/sqli-dialect/pom.xml
+++ b/sqli-dialect/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>sqli-parent</artifactId>
         <groupId>io.xream.sqli</groupId>
-        <version>2.1.4</version>
+        <version>2.1.5</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <artifactId>sqli-dialect</artifactId>
diff --git a/sqli-repo/pom.xml b/sqli-repo/pom.xml
index 950d29c3..9ad28792 100644
--- a/sqli-repo/pom.xml
+++ b/sqli-repo/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>sqli-parent</artifactId>
         <groupId>io.xream.sqli</groupId>
-        <version>2.1.4</version>
+        <version>2.1.5</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>