Merge pull request #135 from ryicoh/patch-1

Update README.md

Author: mattn

README.md

@@ -182,6 +182,9 @@ In `coc-settings.json` opened by `:CocConfig`
 
 ```lua
 require'lspconfig'.sqls.setup{
+  on_attach = function(client, bufnr)
+    require('sqls').on_attach(client, bufnr) -- require sqls.nvim
+  end
   settings = {
     sqls = {
       connections = {