diff --git a/pigx-visual/pigx-codegen/src/main/resources/generator.properties b/pigx-visual/pigx-codegen/src/main/resources/generator.properties
index 7a76a6e2a..0d6701107 100755
--- a/pigx-visual/pigx-codegen/src/main/resources/generator.properties
+++ b/pigx-visual/pigx-codegen/src/main/resources/generator.properties
@@ -35,6 +35,7 @@ timestamp=LocalDateTime
 int2=Integer
 int4=Integer
 int8=Long
+bpchar=String
 
 #ORACLE \u7279\u6B8A\u7C7B\u578B\u8F6C\u6362\u89C4\u5219
 INT=Integer