insert into employees values('0010','赵月',4,null,'1980-12-10',null)
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insert into employees values('0010','赵月',4,null,'1980-12-10',null)
create table sem5(roll_no number(10) primary key,tot number(10),percentage number(4,2)); insert into sem5 values(50514001,728,6…
create table sem1(roll_no number(10) primary key,tot number(5),percentage number(4,2)); insert into sem1 values(50514001,678,64…
create table sem3(roll_no number(10) primary key,tot number(5),percentage number(4,2)); insert into sem3 values(50514001,749,71…
create table sem4(roll_no number(10) primary key,tot number(5),percentage number(4,2)); insert into sem4 values(50514001,775,73…
--给sm_emp表中的所有员工加薪%50 update sm_emp set salary=salary*1.5; --如果已建立表,则不用再建立。 create table sm_emp (EmpID char(10) primary ke…
drop table sm_emp; create table sm_emp (EmpID char(10) , Name varchar2(10), salary number(8,2), TelNo char(8)); insert …
create table sm_emp (EmpID char(10) primary key, Name varchar2(10), salary number(8,2), TelNo char(8)); insert into sm_e…
INSERT INTO recordings VALUES ( 1000,'So',112,2064-24370-2,1,'23-MAY-91',1,14.99,'');