编写"数据库筑基课"文章的专用 Skill，面向数据库架构师、DBA 和业务开发者。输入一个筑基课文章标题及相关参考资料（技术文档、产品手册、开源项目地址、deepwiki、论文等），输出图文并茂、结构完整的 Markdown 筑基课文章，保存至项目 markdown/ 目录。适用主题覆盖：表存储结构（heap/parquet/arrow/zedstore/LSM-Tree/HStore等）、索引结构（btree/gin/brin/hnsw/ivfflat/bloom等）、数据类型与操作符（vector/jsonb/tsvector/range/array等）、优化器扫描算法（seq scan/index scan/bitmap scan/join/agg/并行等）、场景化实践（时序/GIS/RAG/全文检索/图数据/数据湖等）以及事务/锁/并发/安全等周边主题。
Install
npx skills add digoal/blog --skill db-foundation-coursenpx skills add digoal/blog --skill db-foundation-course -a claude-code -gnpx skills add digoal/blog --skill db-foundation-course -a codex -ggemini skills install https://github.com/digoal/blog.git --path skills/skills_for_claude_web/db-foundation-coursegh skill install digoal/blog db-foundation-coursegit clone --depth 1 https://github.com/digoal/blog /tmp/digoal__blog
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/digoal__blog/skills/skills_for_claude_web/db-foundation-course ~/.claude/skills/db-foundation-course # Claude Code
cp -R /tmp/digoal__blog/skills/skills_for_claude_web/db-foundation-course ~/.agents/skills/db-foundation-course # Codex, Cursor, Gemini CLI, Copilot, OpenCode