Github user hyunsik commented on a diff in the pull request:
https://github.com/apache/tajo/pull/344#discussion_r22757142
--- Diff: tajo-docs/src/main/sphinx/index_overview.rst ---
@@ -0,0 +1,20 @@
+***********************
--- End diff --
The asterisk iteration should be longer than the title. Otherwise, it
causes warning.
```
sphinx-build -b html -d target/doctrees src/main/sphinx target/html
Making output directory...
Running Sphinx v1.2.1
loading pickled environment... not yet created
building [html]: targets for 58 source files that are out of date
updating environment: 58 added, 0 changed, 0 removed
reading sources... [100%] tsql/variables
/Users/hyunsik/Code/tajo/tajo-10/tajo-docs/src/main/sphinx/index_overview.rst:1:
WARNING: Title overline too short.
***********************
Index (Experimental Feature)
***********************
looking for now-outdated files... none found
pickling environment... done
checking consistency... done
preparing documents... done
writing output... [100%] tsql/variables
writing additional files... genindex search
copying static files... WARNING: html_static_path entry
u'/Users/hyunsik/Code/tajo/tajo-10/tajo-docs/src/main/sphinx/static' does not
exist
done
copying extra files... done
dumping search index... done
dumping object inventory... done
build succeeded, 2 warnings.
Build finished. The HTML pages are in target/html.
```
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