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CREATE table employee
(employee_id int,
firstName varchar(20),
lastName varchar(20),
jobTitle varchar(30),
title varchar(10),
age varchar(10),
address varchar(30),
salary varchar(20)
);
insert into employee values('1', 'Jonnie', 'Weber', 'Secretary', '28', 'Randburg', '19500.00');
insert into employee values('2', 'Patsy', 'Weber','Programmer','32','NorthCliff','455300.00');
insert into employee values('3','Dirk','Smith','Programmer II','45','Sandton','75020.00');
select * from employee;
我在de *下有一条黄线,因此无法准确显示我的表,这个错误意味着什么?无法在SQL开发人员中显示表
运行此操作时是否真的出现错误? (另外,不要将数字存储为字符串;或者将数字值存储为字符串;对于实际上是字符串的列,使用varchar2而不是varchar。) –