Merge pull request #3 from johnmyleswhite/master

Use OS supplied temporary files

Author: quinnj

src/Sqlite.jl

@@ -202,7 +202,7 @@ end #sqlite module
 
 function sqldf(q::String)
 	handle = Array(Ptr{Void},1)
-	file = "__temp__"
+	file = tempname()
 	Sqlite.sqlite3_open(file,handle)
 	conn = Sqlite.SqliteDB(file,handle[1],Sqlite.null_resultset)
 	#todo: do we need to change column names at all?
@@ -233,4 +233,4 @@ function sqldf(q::String)
 	end
 	Sqlite.sqlite3_close_v2(conn.handle)
 	return result
-end
+end