PostgreSQL环境中查看SQL执行计划示例
2015-08-13 20:18 DataBases 阅读(1716) 评论(0) 编辑 收藏 举报explain analyze ,format,buffers,
format :TEXT, XML, JSON, or YAML.
EXPLAIN (ANALYZE,buffers,format yaml) SELECT first_name FROM
customer_master WHERE first_name = 'Carolee';