存储过程一般都用SQLSTATE来做判断的。IF SQLSTATE = '00000' THEN SUCCESSsqlstate的含义比sqlcode要丰富得多，譬如找不到纪录，或者游标到达末尾，SQLSTATE = '02000'
DB_FILES specifies the maximum number of database files that can be opened for this database. The maximum valid value is the maximum number of files, subject to operating system constraint, that will ever be specified for the database, including files to be added by ADD DATAFILE statements. ...
supplier_id numbernotnull, /*定义CHECK约束check_tb_products,用途是限制插入的产品名称必须为大写字母*/ CONSTRAINT check_tb_products CHECK (product_name =UPPER(product_name)) ); 验证: 在表中插入product_name满足条件和不满足条件两种情况: --product_name满足check约束条件,此条记录能够成功插入 insertinto...
Patchvalidation checks successfully completed on home/app/app/oracle/product/19.0.0.0/dbhome_1 VerifyingSQL patch applicability on home/app/app/oracle/product/19.0.0.0/dbhome_1"/bin/sh-c 'cd /app/app/oracle/product/19.0.0.0/dbhome_1;ORACLE_HOME=/app/app/oracle/product/19.0.0.0/dbhome_1 ...
sql clone "alter system set audit_file_dest = ''/oracle/app/oracle/admin/TESTDGPHY/adump'' comment= ''' scope=spfile"; sql clone "alter system set db_create_file_dest = ''+DATA'' comment= ''' scope=spfile"; sql clone "alter system set instance_number = 1 comment= ''' scope=...
本文介绍如何将链接服务器从运行 Microsoft SQL Server 的计算机设置为 Oracle 数据库,并提供在将链接服务器设置为 Oracle 数据库时可能会遇到的常见错误的基本故障排除步骤。 原始产品版本:Microsoft SQL Server 2005 标准版、Microsoft SQL Server 2005 Developer Edition、Microsoft SQL Server 2005 企业版、Microsoft ...
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emp_number, :dept_number; display emp_number, dept_number; ENDLOOP; no_more: EXEC SQL WHENEVER NOT FOUND CONTINUE; LOOP display 'Employee number? '; read emp_number; IF emp_number = 0 THEN exit loop; EXEC ORACLE OPTION (HOLD_CURSOR=YES); EXEC SQL SELECT ENAME, SAL INTO :emp_name,...
Discover JSON Relational Duality Mission Critical for Data Improve application response times while reducing the load on database servers with True Cache; no need to rewrite your apps. Protect databases against SQL injection attacks — including zero-day attacks —with SQL Firewall. Manage data acros...
通过一个sql语句给商品类型是书籍的商品打1折, 给商品类型是食品的商品打2.5折,给商品类型是电器的商品便宜500元。 create table sp( id number primary key, name varchar2(30) not null, price number(10,2), type varchar2(30) check(type='食品' or type='书籍' or type='电器') ...