diff --git a/bbb b/bbb
new file mode 100644
index 0000000000000000000000000000000000000000..e69de29bb2d1d6434b8b29ae775ad8c2e48c5391
diff --git a/ccc b/ccc
new file mode 100644
index 0000000000000000000000000000000000000000..e69de29bb2d1d6434b8b29ae775ad8c2e48c5391
diff --git a/conf/cfg_write.properties b/conf/cfg_write.properties
index b9bcdab96cf560beaf83878c010444a117866ab1..7404978df8fd8dab6986c5fd40f03fff8eb64d1c 100644
--- a/conf/cfg_write.properties
+++ b/conf/cfg_write.properties
@@ -49,3 +49,7 @@ FUNCTION_SQUARE_RATIO= 0.054
 FUNCTION_RANDOM_RATIO= 0.512
 #常数函数比例
 FUNCTION_CONSTANT_RATIO= 0.352
+
+# 写入数据的数据类型
+# 可支持DOUBLE、INT、BOOLEAN、FLOAT、STRING
+DATA_TYPE=DOUBLE
\ No newline at end of file