[OBKV] add hbase admin ddl errcode

Author: shenyunlong

src/main/java/com/alipay/oceanbase/rpc/ObTableClient.java

@@ -144,7 +144,11 @@ public void init() throws Exception {
         } catch (Throwable t) {
             BOOT.warn("failed to init ObTableClient", t);
             RUNTIME.warn("failed to init ObTableClient", t);
-            throw new RuntimeException(t);
+            if (t instanceof ObTableException) {
+                throw t;
+            } else {
+                throw new RuntimeException(t);
+            }
         } finally {
             BOOT.info("init ObTableClient successfully");
             statusLock.unlock();

src/main/java/com/alipay/oceanbase/rpc/protocol/payload/ResultCodes.java

@@ -744,6 +744,9 @@ public enum ResultCodes {
     OB_KV_CHECK_FAILED(-10518), //
     OB_KV_TABLE_NOT_DISABLED(-10519), //
     OB_KV_TABLE_NOT_ENABLED(-10520), //
+    OB_KV_HBASE_NAMESPACE_NOT_FOUND(-10521), //
+    OB_KV_HBASE_TABLE_EXISTS(-10522), //
+    OB_KV_HBASE_TABLE_NOT_EXISTS(-10523), //
     OB_KV_ODP_TIMEOUT(-10650), //
     OB_ERR_KV_ROUTE_ENTRY_EXPIRE(-10653);