private void initFields() {
      tableId_ = 0L;
      schemaName_ = "";
      tableName_ = "";
      eventType_ = "";
      oldKeys_ = java.util.Collections.emptyList();
      keys_ = java.util.Collections.emptyList();
      columns_ = java.util.Collections.emptyList();
      executeTime_ = 0L;
      pairId_ = 0L;
      syncMode_ = "";
      syncConsistency_ = "";
      size_ = 0L;
      remedy_ = false;
      sql_ = "";
      ddlSchemaName_ = "";
      hint_ = "";
      withoutSchema_ = false;
    }
<code>optional bool withoutSchema = 17;</code>

<pre>
* without schema *
</pre>
node/etl/src/main/java/com/alibaba/otter/node/etl/model/protobuf/BatchProto.java