diff --git a/README.en.md b/README.en.md
index 5aba7963479e7dbebf49cfb01e1c06e8b0096bcc..046421d050606ef888518fe5ee0842ab7b168b41 100644
--- a/README.en.md
+++ b/README.en.md
@@ -153,6 +153,25 @@ Table("some_talbe", ..., opengauss_partition_by="RANGE(column_name) ...",
     opengauss_enable_row_movement=True)
 ```
 
+### Vector Data Type
+- vector data type with `select`
+```
+tbl = Table(
+    "test",
+    m,
+    Column("id", Integer),
+    Column("bit_embedding", BIT(3)),
+    Column("sparsevec_embedding", SPARSEVEC(3)),
+    Column("vector_embedding", VECTOR(3))
+)
+
+select(tbl.c.id).order_by(tbl.c.bit_embedding.jaccard_distance('110'))
+
+select(tbl.c.id).order_by(tbl.c.sparsevec_embedding.l2_distance(SparseVector([1, 2, 3])))
+
+select(tbl.c.id).order_by(tbl.c.vector_embedding.l2_distance([1,2,3]))
+```
+
 ## Features For Centralized OpenGauss
 
 ### Index
diff --git a/README.md b/README.md
index e56e7cad885c6c571c18e83eb364a32176e0eb3d..73ee0ca2671ef6823619947896e08a4bd42eea54 100644
--- a/README.md
+++ b/README.md
@@ -187,6 +187,25 @@ Table("some_talbe", ..., opengauss_partition_by="RANGE(column_name) ...",
     opengauss_enable_row_movement=True)
 ```
 
+### 向量数据类型
+- vector data type with `select`
+```
+tbl = Table(
+    "test",
+    m,
+    Column("id", Integer),
+    Column("bit_embedding", BIT(3)),
+    Column("sparsevec_embedding", SPARSEVEC(3)),
+    Column("vector_embedding", VECTOR(3))
+)
+
+select(tbl.c.id).order_by(tbl.c.bit_embedding.jaccard_distance('110'))
+
+select(tbl.c.id).order_by(tbl.c.sparsevec_embedding.l2_distance(SparseVector([1, 2, 3])))
+
+select(tbl.c.id).order_by(tbl.c.vector_embedding.l2_distance([1,2,3]))
+```
+
 ## OpenGauss特性的使用方式（集中式）
 
 ### 索引
diff --git a/opengauss_sqlalchemy/__init__.py b/opengauss_sqlalchemy/__init__.py
index 39dbfa2a18d6d16b8577e1bb76c68baf59eae097..1382c797c0d6ca36929ea03aa7e026d800bbc8dd 100644
--- a/opengauss_sqlalchemy/__init__.py
+++ b/opengauss_sqlalchemy/__init__.py
@@ -9,7 +9,7 @@
 from sqlalchemy.dialects import registry
 
 
-__version__ = "2.2.0"
+__version__ = "2.3.0"
 
 
 registry.register(