关于create or replace view

关于create or replace view The job you offer is to replace someone who left or did you just create it? CREATE OR REPLACE PROCEDURE XXX as RT.CREATE OR REPLACE PROCEDURE XXX as 大致意思我只知道是存储过程的定义,但具体就不清楚了.还有那个XXX一般代表什么?这句话是必须的么? 写存储过程时候 type cur is ref cursor 这句话 CREATE OR REPLACE PACKAGE '' AStype cur is ref cursor create or replace package testpackage as type test_cursor is ref cursor; end testpackage; create or运行时出现如下问题 是怎么回事?java.sql.SQLException: ORA-06550: 第 1 行, 第 20 列: PLS-00103: 出现符号 ;在需要下列之一 不理解oracle 的function是怎么用的,CREATE OR REPLACE TYPE obj_NA_Issued_Exclude_NILNA AS OBJECT(TOTAL_CASES VARCHAR2(500),OBJECTED_CASES VARCHAR2(500),NA_ISSUED_MONTH VARCHAR2(20),PERCENTAGE VARCHAR2(12),MET_TARGET VARCHAR2(10) )/CREATE OR RE 麻烦翻译这几句话,在线等Are you a new or existing Sprint customer?Create a new account for one iPhone.Create a new account for two or more iPhones on an individual or family plan.Replace a phone on my account with a new iPhone.谢了各位 怎么翻译：people create stories create people;or rather stories create people create stories 创建一个简单的函数出错了!create or replace function sum_letterreturn numberASsum number;BEGINselect count(*) into sum from letter;return sum;end;/7/11 PLS-00103: 出现符号 ;在需要下列之一时： ( oracle 语句 缺失表达式错误create or replace view vw_bus_specialtyassessment3 asselectt.year ,t.month ,t.assessdeptid ,t1.objectid ,count(t1.objectid),sum(t1.chargescore),from bus_specialtyassessitem t1,bus_specialtyassessment twhere t1.speci 请解释一下这个颇让oracle触发器create or replace trigger CUX_CREATE_DOC_SEQbefore update of STATUS on GL.GL_JE_HEADERSfor each rowwhen (old.status 'P'and new.CURRENCY_CODE 'STAT' AND NEW.ACTUAL_FLAG = 'A')declareVPREFLEX varchar2(20);VSEQ replace create create create create create create