Merge branch 'developer' into 'master'

feat:时间格式

See merge request !53

gic-cloud-data-hook-service/src/main/java/com/gic/cloud/data/hook/service/impl/FlatQueryResultServiceImpl.java

@@ -995,6 +995,10 @@ public class FlatQueryResultServiceImpl implements IFlatQueryResultService {
 					Integer type = columnMate.get(j).getValue();
 					Cell midCell = row.createCell(j);
 					String columnValue = columnValues[j];
+					if (StringUtils.isBlank(columnValue)) {
+						midCell.setCellValue(columnValue);
+						continue;
+					}
 					switch (type) {
 						case Types.DATE:
 							midCell.setCellStyle(yyyyMMdd);