Update author summary and add new DDL post

pjj186 · pjj186 · commit 4ff017eb4ca2 · 2025-09-08T16:00:05.000+09:00
diff --git a/content/blog/ddl/index.md b/content/blog/ddl/index.md
@@ -0,0 +1,9 @@
+---
+title: "DDL(Data Definition Language) 이란?"
+description: "DDL이란?"
+thumbnail: "./thumbnail.jpg"
+category: "TIL"
+tags: ["SQL", "DDL", "DB"]
+---
+
+# DDL이란?
