diff --git a/aliyun-java-sdk-oceanbasepro/ChangeLog.txt b/aliyun-java-sdk-oceanbasepro/ChangeLog.txt
index e0e1451b62..8dbe808c1f 100644
--- a/aliyun-java-sdk-oceanbasepro/ChangeLog.txt
+++ b/aliyun-java-sdk-oceanbasepro/ChangeLog.txt
@@ -1,3 +1,6 @@
+2023-11-07 Version: 1.1.10
+- Generated 2019-09-01 for `OceanBasePro`.
+
 2023-11-01 Version: 1.1.9
 - Generated 2019-09-01 for `OceanBasePro`.
 
diff --git a/aliyun-java-sdk-oceanbasepro/pom.xml b/aliyun-java-sdk-oceanbasepro/pom.xml
index 2fcf8aad75..219607a2e9 100644
--- a/aliyun-java-sdk-oceanbasepro/pom.xml
+++ b/aliyun-java-sdk-oceanbasepro/pom.xml
@@ -4,7 +4,7 @@
   <groupId>com.aliyun</groupId>
   <artifactId>aliyun-java-sdk-oceanbasepro</artifactId>
   <packaging>jar</packaging>
-  <version>1.1.9</version>
+  <version>1.1.10</version>
   <name>aliyun-java-sdk-oceanbasepro</name>
   <url>http://www.aliyun.com</url>
   <description>Aliyun Open API SDK for Java
diff --git a/aliyun-java-sdk-oceanbasepro/src/main/java/com/aliyuncs/oceanbasepro/model/v20190901/DescribeAvailableSpecResponse.java b/aliyun-java-sdk-oceanbasepro/src/main/java/com/aliyuncs/oceanbasepro/model/v20190901/DescribeAvailableSpecResponse.java
index 54667eb281..8e047e3f9e 100644
--- a/aliyun-java-sdk-oceanbasepro/src/main/java/com/aliyuncs/oceanbasepro/model/v20190901/DescribeAvailableSpecResponse.java
+++ b/aliyun-java-sdk-oceanbasepro/src/main/java/com/aliyuncs/oceanbasepro/model/v20190901/DescribeAvailableSpecResponse.java
@@ -63,11 +63,11 @@ public static class AvailableSpecificationsItem {
 
 			private String instanceClass;
 
-			private List<DiskSizeRangeItem> diskSizeRange;
+			private List<Integer> nodeNum;
 
-			private List<LogDiskSizeRangeItem> logDiskSizeRange;
+			private DiskSizeRange diskSizeRange;
 
-			private List<Integer> nodeNum;
+			private LogDiskSizeRange logDiskSizeRange;
 
 			public String getSpec() {
 				return this.spec;
@@ -85,31 +85,31 @@ public void setInstanceClass(String instanceClass) {
 				this.instanceClass = instanceClass;
 			}
 
-			public List<DiskSizeRangeItem> getDiskSizeRange() {
-				return this.diskSizeRange;
+			public List<Integer> getNodeNum() {
+				return this.nodeNum;
 			}
 
-			public void setDiskSizeRange(List<DiskSizeRangeItem> diskSizeRange) {
-				this.diskSizeRange = diskSizeRange;
+			public void setNodeNum(List<Integer> nodeNum) {
+				this.nodeNum = nodeNum;
 			}
 
-			public List<LogDiskSizeRangeItem> getLogDiskSizeRange() {
-				return this.logDiskSizeRange;
+			public DiskSizeRange getDiskSizeRange() {
+				return this.diskSizeRange;
 			}
 
-			public void setLogDiskSizeRange(List<LogDiskSizeRangeItem> logDiskSizeRange) {
-				this.logDiskSizeRange = logDiskSizeRange;
+			public void setDiskSizeRange(DiskSizeRange diskSizeRange) {
+				this.diskSizeRange = diskSizeRange;
 			}
 
-			public List<Integer> getNodeNum() {
-				return this.nodeNum;
+			public LogDiskSizeRange getLogDiskSizeRange() {
+				return this.logDiskSizeRange;
 			}
 
-			public void setNodeNum(List<Integer> nodeNum) {
-				this.nodeNum = nodeNum;
+			public void setLogDiskSizeRange(LogDiskSizeRange logDiskSizeRange) {
+				this.logDiskSizeRange = logDiskSizeRange;
 			}
 
-			public static class DiskSizeRangeItem {
+			public static class DiskSizeRange {
 
 				private Long step;
 
@@ -142,35 +142,35 @@ public void setMin(Long min) {
 				}
 			}
 
-			public static class LogDiskSizeRangeItem {
+			public static class LogDiskSizeRange {
 
-				private String step;
+				private Long step;
 
-				private String max;
+				private Long max;
 
-				private String min;
+				private Long min;
 
-				public String getStep() {
+				public Long getStep() {
 					return this.step;
 				}
 
-				public void setStep(String step) {
+				public void setStep(Long step) {
 					this.step = step;
 				}
 
-				public String getMax() {
+				public Long getMax() {
 					return this.max;
 				}
 
-				public void setMax(String max) {
+				public void setMax(Long max) {
 					this.max = max;
 				}
 
-				public String getMin() {
+				public Long getMin() {
 					return this.min;
 				}
 
-				public void setMin(String min) {
+				public void setMin(Long min) {
 					this.min = min;
 				}
 			}
diff --git a/aliyun-java-sdk-oceanbasepro/src/main/java/com/aliyuncs/oceanbasepro/transform/v20190901/DescribeAvailableSpecResponseUnmarshaller.java b/aliyun-java-sdk-oceanbasepro/src/main/java/com/aliyuncs/oceanbasepro/transform/v20190901/DescribeAvailableSpecResponseUnmarshaller.java
index 0142f9d6af..a71e267496 100644
--- a/aliyun-java-sdk-oceanbasepro/src/main/java/com/aliyuncs/oceanbasepro/transform/v20190901/DescribeAvailableSpecResponseUnmarshaller.java
+++ b/aliyun-java-sdk-oceanbasepro/src/main/java/com/aliyuncs/oceanbasepro/transform/v20190901/DescribeAvailableSpecResponseUnmarshaller.java
@@ -20,8 +20,8 @@
 import com.aliyuncs.oceanbasepro.model.v20190901.DescribeAvailableSpecResponse;
 import com.aliyuncs.oceanbasepro.model.v20190901.DescribeAvailableSpecResponse.Data;
 import com.aliyuncs.oceanbasepro.model.v20190901.DescribeAvailableSpecResponse.Data.AvailableSpecificationsItem;
-import com.aliyuncs.oceanbasepro.model.v20190901.DescribeAvailableSpecResponse.Data.AvailableSpecificationsItem.DiskSizeRangeItem;
-import com.aliyuncs.oceanbasepro.model.v20190901.DescribeAvailableSpecResponse.Data.AvailableSpecificationsItem.LogDiskSizeRangeItem;
+import com.aliyuncs.oceanbasepro.model.v20190901.DescribeAvailableSpecResponse.Data.AvailableSpecificationsItem.DiskSizeRange;
+import com.aliyuncs.oceanbasepro.model.v20190901.DescribeAvailableSpecResponse.Data.AvailableSpecificationsItem.LogDiskSizeRange;
 import com.aliyuncs.transform.UnmarshallerContext;
 
 
@@ -45,26 +45,16 @@ public static DescribeAvailableSpecResponse unmarshall(DescribeAvailableSpecResp
 			}
 			availableSpecificationsItem.setNodeNum(nodeNum);
 
-			List<DiskSizeRangeItem> diskSizeRange = new ArrayList<DiskSizeRangeItem>();
-			for (int j = 0; j < _ctx.lengthValue("DescribeAvailableSpecResponse.Data.AvailableSpecifications["+ i +"].DiskSizeRange.Length"); j++) {
-				DiskSizeRangeItem diskSizeRangeItem = new DiskSizeRangeItem();
-				diskSizeRangeItem.setStep(_ctx.longValue("DescribeAvailableSpecResponse.Data.AvailableSpecifications["+ i +"].DiskSizeRange["+ j +"].Step"));
-				diskSizeRangeItem.setMax(_ctx.longValue("DescribeAvailableSpecResponse.Data.AvailableSpecifications["+ i +"].DiskSizeRange["+ j +"].Max"));
-				diskSizeRangeItem.setMin(_ctx.longValue("DescribeAvailableSpecResponse.Data.AvailableSpecifications["+ i +"].DiskSizeRange["+ j +"].Min"));
-
-				diskSizeRange.add(diskSizeRangeItem);
-			}
+			DiskSizeRange diskSizeRange = new DiskSizeRange();
+			diskSizeRange.setStep(_ctx.longValue("DescribeAvailableSpecResponse.Data.AvailableSpecifications["+ i +"].DiskSizeRange.Step"));
+			diskSizeRange.setMax(_ctx.longValue("DescribeAvailableSpecResponse.Data.AvailableSpecifications["+ i +"].DiskSizeRange.Max"));
+			diskSizeRange.setMin(_ctx.longValue("DescribeAvailableSpecResponse.Data.AvailableSpecifications["+ i +"].DiskSizeRange.Min"));
 			availableSpecificationsItem.setDiskSizeRange(diskSizeRange);
 
-			List<LogDiskSizeRangeItem> logDiskSizeRange = new ArrayList<LogDiskSizeRangeItem>();
-			for (int j = 0; j < _ctx.lengthValue("DescribeAvailableSpecResponse.Data.AvailableSpecifications["+ i +"].LogDiskSizeRange.Length"); j++) {
-				LogDiskSizeRangeItem logDiskSizeRangeItem = new LogDiskSizeRangeItem();
-				logDiskSizeRangeItem.setStep(_ctx.stringValue("DescribeAvailableSpecResponse.Data.AvailableSpecifications["+ i +"].LogDiskSizeRange["+ j +"].Step"));
-				logDiskSizeRangeItem.setMax(_ctx.stringValue("DescribeAvailableSpecResponse.Data.AvailableSpecifications["+ i +"].LogDiskSizeRange["+ j +"].Max"));
-				logDiskSizeRangeItem.setMin(_ctx.stringValue("DescribeAvailableSpecResponse.Data.AvailableSpecifications["+ i +"].LogDiskSizeRange["+ j +"].Min"));
-
-				logDiskSizeRange.add(logDiskSizeRangeItem);
-			}
+			LogDiskSizeRange logDiskSizeRange = new LogDiskSizeRange();
+			logDiskSizeRange.setStep(_ctx.longValue("DescribeAvailableSpecResponse.Data.AvailableSpecifications["+ i +"].LogDiskSizeRange.Step"));
+			logDiskSizeRange.setMax(_ctx.longValue("DescribeAvailableSpecResponse.Data.AvailableSpecifications["+ i +"].LogDiskSizeRange.Max"));
+			logDiskSizeRange.setMin(_ctx.longValue("DescribeAvailableSpecResponse.Data.AvailableSpecifications["+ i +"].LogDiskSizeRange.Min"));
 			availableSpecificationsItem.setLogDiskSizeRange(logDiskSizeRange);
 
 			availableSpecifications.add(availableSpecificationsItem);