@Override
    public String getType() {
        return super.getType().toLowerCase();
    }
@description:
@program: flink.sql
@author: lany
@create: 2021/01/11 10:23
elasticsearch7/elasticsearch7-side/elasticsearch7-side-core/src/main/java/com/dtstack/flink/sql/side/elasticsearch7/table/Elasticsearch7SideTableInfo.java