2024年游标最佳实践
原文英文,约1100词,阅读约需4分钟。发表于: 。Cursors in PL/SQL In PL/SQL, cursors are used to handle multiple rows returned by queries in a controlled manner. A cursor acts like a pointer to the result set of a SQL query, allowing you to...
在PL/SQL中,游标用于处理多行查询结果。隐式游标由Oracle自动管理,适用于单行查询;显式游标需开发者手动管理,适合多行查询。游标属性如%FOUND、%NOTFOUND等用于监控状态。参数化游标支持动态传参,FOR循环简化操作。