x

src/main/java/com/egolm/common/jdbc/dialect/Dialect.java

@@ -335,10 +335,15 @@ public interface Dialect {
 		List<Object> args = new ArrayList<Object>();
 		if(objMap != null) {
 			for(String key : objMap.keySet()) {
+				Object val = objMap.get(key);
+				if(val == null) {
+					wheres.add(getColumnLeft() + key + getColumnRight() + " is null");
+				} else {
 					wheres.add(getColumnLeft() + key + getColumnRight() + " = ?");
 					args.add(objMap.get(key));
 				}
 			}
+		}
 		String sql = "select * from " + tableName + StringUtil.join(" and ", " where ", "", wheres);
 		return new Sql(sql, args.toArray());
 	}