diff --git a/SQL-Injection-(SQLi)-Libraries.md b/SQL-Injection-(SQLi)-Libraries.md
index 7fb34012af..b1ca22288c 100644
--- a/SQL-Injection-(SQLi)-Libraries.md
+++ b/SQL-Injection-(SQLi)-Libraries.md
@@ -32,4 +32,8 @@ end
 ```
 
 `dbms` can be set to either `Common` if the DB isn't know, or one of the other databases and methods if it is known ahead of time such as `SQLitei::BooleanBasedBlind`
-`sqli_opts` is a hash containing all of the options: https://github.com/red0xff/metasploit-framework/blob/master/lib/msf/core/exploit/sqli/common.rb#L10
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+`sqli_opts` is a hash containing all of the options: https://github.com/red0xff/metasploit-framework/blob/master/lib/msf/core/exploit/sqli/common.rb#L10
+
+## Notes
+
+`run_sql` can only return 1 column.
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