diff --git a/chunjun-connectors/chunjun-connector-jdbc-base/src/main/java/com/dtstack/chunjun/connector/jdbc/options/JdbcSinkOptions.java b/chunjun-connectors/chunjun-connector-jdbc-base/src/main/java/com/dtstack/chunjun/connector/jdbc/options/JdbcSinkOptions.java
index f5e7d1ce8a..6e1c009181 100644
--- a/chunjun-connectors/chunjun-connector-jdbc-base/src/main/java/com/dtstack/chunjun/connector/jdbc/options/JdbcSinkOptions.java
+++ b/chunjun-connectors/chunjun-connector-jdbc-base/src/main/java/com/dtstack/chunjun/connector/jdbc/options/JdbcSinkOptions.java
@@ -18,6 +18,8 @@
 
 package com.dtstack.chunjun.connector.jdbc.options;
 
+import com.dtstack.chunjun.enums.EWriteMode;
+
 import org.apache.flink.configuration.ConfigOption;
 import org.apache.flink.configuration.ConfigOptions;
 
@@ -52,4 +54,10 @@ public class JdbcSinkOptions {
                     .stringType()
                     .noDefaultValue()
                     .withDescription("sink.post-sql");
+
+    public static final ConfigOption<String> WRITE_MODE =
+            ConfigOptions.key("write-mode")
+                    .stringType()
+                    .defaultValue(EWriteMode.INSERT.name())
+                    .withDescription("write mode");
 }
diff --git a/chunjun-connectors/chunjun-connector-jdbc-base/src/main/java/com/dtstack/chunjun/connector/jdbc/sink/JdbcDynamicTableSink.java b/chunjun-connectors/chunjun-connector-jdbc-base/src/main/java/com/dtstack/chunjun/connector/jdbc/sink/JdbcDynamicTableSink.java
index 030d91c1f0..472b922dd7 100644
--- a/chunjun-connectors/chunjun-connector-jdbc-base/src/main/java/com/dtstack/chunjun/connector/jdbc/sink/JdbcDynamicTableSink.java
+++ b/chunjun-connectors/chunjun-connector-jdbc-base/src/main/java/com/dtstack/chunjun/connector/jdbc/sink/JdbcDynamicTableSink.java
@@ -22,7 +22,6 @@
 import com.dtstack.chunjun.config.TypeConfig;
 import com.dtstack.chunjun.connector.jdbc.config.JdbcConfig;
 import com.dtstack.chunjun.connector.jdbc.dialect.JdbcDialect;
-import com.dtstack.chunjun.enums.EWriteMode;
 import com.dtstack.chunjun.sink.DtOutputFormatSinkFunction;
 
 import org.apache.flink.table.catalog.Column;
@@ -108,10 +107,6 @@ public SinkFunctionProvider getSinkRuntimeProvider(Context context) {
                 });
 
         jdbcConfig.setColumn(columnList);
-        jdbcConfig.setMode(
-                (CollectionUtil.isNullOrEmpty(jdbcConfig.getUniqueKey()))
-                        ? EWriteMode.INSERT.name()
-                        : EWriteMode.UPDATE.name());
 
         builder.setColumnNameList(columnNameList);
         builder.setColumnTypeList(columnTypeList);
diff --git a/chunjun-connectors/chunjun-connector-jdbc-base/src/main/java/com/dtstack/chunjun/connector/jdbc/sink/JdbcOutputFormat.java b/chunjun-connectors/chunjun-connector-jdbc-base/src/main/java/com/dtstack/chunjun/connector/jdbc/sink/JdbcOutputFormat.java
index 938a66b45b..d40b489136 100644
--- a/chunjun-connectors/chunjun-connector-jdbc-base/src/main/java/com/dtstack/chunjun/connector/jdbc/sink/JdbcOutputFormat.java
+++ b/chunjun-connectors/chunjun-connector-jdbc-base/src/main/java/com/dtstack/chunjun/connector/jdbc/sink/JdbcOutputFormat.java
@@ -44,6 +44,7 @@
 import org.apache.flink.table.data.GenericRowData;
 import org.apache.flink.table.data.RowData;
 import org.apache.flink.table.types.logical.RowType;
+import org.apache.flink.util.CollectionUtil;
 
 import lombok.extern.slf4j.Slf4j;
 import org.apache.commons.collections.CollectionUtils;
@@ -52,8 +53,10 @@
 import java.sql.Connection;
 import java.sql.SQLException;
 import java.sql.Statement;
+import java.util.ArrayList;
 import java.util.HashSet;
 import java.util.List;
+import java.util.Objects;
 import java.util.Optional;
 import java.util.Set;
 
@@ -103,6 +106,23 @@ protected void openInternal(int taskNumber, int numTasks) {
                     log.info("updateKey = {}", JsonUtil.toJson(tableIndex));
                 }
             }
+            if (!CollectionUtil.isNullOrEmpty(jdbcConfig.getUniqueKey())) {
+                final RowType rowType = rowConverter.getRowType();
+                List<RowType.RowField> fields = rowType.getFields();
+                List<RowType.RowField> keyRowFields =
+                        new ArrayList<>(jdbcConfig.getUniqueKey().size());
+                for (String name : jdbcConfig.getUniqueKey()) {
+                    for (RowType.RowField field : fields) {
+                        if (Objects.equals(name, field.getName())) {
+                            keyRowFields.add(field);
+                            break;
+                        }
+                    }
+                }
+                RowType keyRowType = new RowType(keyRowFields);
+                setKeyRowType(keyRowType);
+                setKeyRowConverter(jdbcDialect.getRowConverter(keyRowType));
+            }
 
             buildStatementWrapper();
             log.info("subTask[{}}] wait finished", taskNumber);
diff --git a/chunjun-connectors/chunjun-connector-jdbc-base/src/main/java/com/dtstack/chunjun/connector/jdbc/table/JdbcDynamicTableFactory.java b/chunjun-connectors/chunjun-connector-jdbc-base/src/main/java/com/dtstack/chunjun/connector/jdbc/table/JdbcDynamicTableFactory.java
index 12e16ff88e..7d7f360827 100644
--- a/chunjun-connectors/chunjun-connector-jdbc-base/src/main/java/com/dtstack/chunjun/connector/jdbc/table/JdbcDynamicTableFactory.java
+++ b/chunjun-connectors/chunjun-connector-jdbc-base/src/main/java/com/dtstack/chunjun/connector/jdbc/table/JdbcDynamicTableFactory.java
@@ -69,6 +69,7 @@
 import static com.dtstack.chunjun.connector.jdbc.options.JdbcSinkOptions.SINK_POST_SQL;
 import static com.dtstack.chunjun.connector.jdbc.options.JdbcSinkOptions.SINK_PRE_SQL;
 import static com.dtstack.chunjun.connector.jdbc.options.JdbcSinkOptions.SINK_SEMANTIC;
+import static com.dtstack.chunjun.connector.jdbc.options.JdbcSinkOptions.WRITE_MODE;
 import static com.dtstack.chunjun.connector.jdbc.options.JdbcSourceOptions.SCAN_CUSTOM_SQL;
 import static com.dtstack.chunjun.connector.jdbc.options.JdbcSourceOptions.SCAN_WHERE;
 import static com.dtstack.chunjun.lookup.options.LookupOptions.LOOKUP_ASYNC_TIMEOUT;
@@ -171,6 +172,7 @@ protected JdbcConfig getSinkConnectionConfig(
         jdbcConfig.setFlushIntervalMills(readableConfig.get(SINK_BUFFER_FLUSH_INTERVAL));
         jdbcConfig.setParallelism(readableConfig.get(SINK_PARALLELISM));
         jdbcConfig.setSemantic(readableConfig.get(SINK_SEMANTIC));
+        jdbcConfig.setMode(readableConfig.get(WRITE_MODE));
 
         if (StringUtils.isNotEmpty(readableConfig.get(SINK_PRE_SQL))) {
             jdbcConfig.setPreSql(Arrays.asList(readableConfig.get(SINK_PRE_SQL).split(";")));
@@ -180,7 +182,9 @@ protected JdbcConfig getSinkConnectionConfig(
         }
 
         List<String> keyFields = new ArrayList<>();
-        schema.getPrimaryKey().ifPresent(item -> keyFields.add(item.getName()));
+        if (schema.getPrimaryKey().isPresent()) {
+            keyFields = schema.getPrimaryKey().get().getColumns();
+        }
 
         jdbcConfig.setUniqueKey(keyFields);
         resetTableInfo(jdbcConfig);
@@ -307,6 +311,7 @@ public Set<ConfigOption<?>> optionalOptions() {
         optionalOptions.add(SINK_SEMANTIC);
         optionalOptions.add(SINK_PRE_SQL);
         optionalOptions.add(SINK_POST_SQL);
+        optionalOptions.add(WRITE_MODE);
         return optionalOptions;
     }