Add some string functions document (#928)

2019-04-16 10:14:49 +08:00
parent e5a5b6da16
commit cdd613c5a4
12 changed files with 237 additions and 16 deletions
--- a/docs/documentation/cn/sql-reference/sql-functions/string-functions/lcase.md
+++ b/docs/documentation/cn/sql-reference/sql-functions/string-functions/lcase.md
@ -0,0 +1,10 @@
+# lcase
+
+## Syntax
+
+`INT lcase(VARCHAR str)`
+
+## Description
+
+与`lower`一致
+