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异常处理
create or replace procedure pr_test3(v_bh in varchar2,v_xx out t_hq_ryxx%rowtype) is begin select * into v_xx from t_hq_ryxx where bianh = v_bh; if sql%found then dbms_output.put_line(‘查找到数据了‘); else dbms_output.put_line(‘未查找到数据‘); end if; exception when NO_DATA_FOUND then --dbms_output.put_line(‘未查找到数据‘); dbms_output.put_line(‘SQLCODE = ‘ || SQLCODE);--错误代码 dbms_output.put_line(‘SQLERRM = ‘ || SQLERRM);--错误信息 when others then dbms_output.put_line(‘查找到出错‘); end pr_test3; /
隐式游标
create or replace procedure pr_test4(v_bh in varchar2) is v_xm t_hq_ryxx%rowtype; begin --v_xm := ‘106‘; pr_test3(v_bh, v_xm); dbms_output.put_line(‘v_xm = ‘ || v_xm.ruzrq || v_xm.xingm); end pr_test4;
create or replace procedure pr_test5 is begin update t_hq_ryxx set bum = ‘101‘ where bum is null; if SQL%ROWCOUNT > 0 THEN dbms_output.put_line(‘更新了‘ || SQL%ROWCOUNT || ‘条记录‘); else dbms_output.put_line(‘更新了0条记录‘); end if; commit; end pr_test5; /
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原文地址:http://www.cnblogs.com/shadowduke/p/4929091.html