pl/sql存储过程函数

PL/SQL函数和存储过程

过程和函数统称为PL/SQL子程序，他们是被命名的PL/SQL块，均存储在数据库中，并通过输入、输出参数或输入/输出参数与其调用者交换信息。过程和函数的唯一区别是函数总向调用者返回数据，而过程则不返回数据。函数创建函数语法如下：...

PL/SQL的存储过程和函数(原创)

存储过程概述 存储过程是子程序的一种类型，能够完成一些任务，作为schema对象存储于数据库。是一个有名字的PL/SQL代码块，支持接收或不接受参数，同时也支持参数输出。一个存储过程通常包含定义部分，执行部分，Exception部分，可以被其他...

PL/SQL学习笔记_03_存储函数与存储过程

存储过程语法格式 CREATE[OR REPLACE]PROCEDURE Procedure_name[(argment[{ IN|IN OUT }]Type,argment[{ IN|OUT|IN OUT }]Type)]IS-PL/SQL块变量、记录类型、游标的声明(类似于前面的declare的部分)BEGIN-函数体(可以实现增删改查等操作，...

mysql 存储过程或函数 split 怎么写？

要用select*from xxx where a in()在前端一次传入N个设备，所以是这样：select*from xxx where a in('a','b','c');现在是这样select*from xxx where a in('a,b,c');怎么写

Oracle 笔记（八）、PL/SQL 高级应用（游标、存储过程、函数、程序包）

过程与函数的异同过程：作为 PL/SQL 语句执行；在规范中不包含 RETURN 子句；不返回任何值（只有输入/输出参数，结果集）；可以包含 RETURN 语句，但是与函数不同，它不能用于返回值。函数：作为表达式的一部分调用；必须在规范中包含 ...

PostgreSQL plpgsql 存储过程、函数-状态、异常变量打印、异常捕获.-GET[STACKED]...

NOTICE:Call Stack-PL/pgSQL function inner_func()line 5 at GET DIAGNOSTICS PL/pgSQL function outer_func()line 3 at RETURN CONTEXT:PL/pgSQL function outer_func()line 3 at RETURN outer_func-1(1 row)GET STACKED DIAGNOSTICS捕获...

oracle学习53-plsql轻量版存储过程和存储函数

MS SQL 批量给存储过程/函数授权

在工作当中遇到一个类似这样的问题：要对数据库账户的权限进行清理、设置，其中有一个用户Test，只能拥有数据库MyAssistant的DML(更新、插入、删除等)操作权限，另外拥有执行数据库存储过程、函数的权限，但是不能进行DDL操作（包括新建、...

MS SQL 批量给存储过程/函数授权

在SQL SERVER中实现Split功能的函数，并在存储过程中使用

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存储

阿里云是目前国内规模最大的云存储服务商，采用自研飞天大规模分布式存储引擎“盘古2.0”，支撑双11轻松度过吞吐TB/s，IOPS上亿/s的压力，为全球企业提供如磐石的可靠存储服务。

基础存储

数据存储

混合云存储