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数据库增删查改基础-第九期线上班
emagic
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11月20日作业:

1. 数据库增删查改(手写)

新增记录()

INSERT INTO 数据表(字段1,字段2…) VALUES (‘值1’,’值2’…)

删除记录()

DELETE FROM 数据表 WHERE 删除条件

更新记录()

UPDATE 数据表 SET 字段1=’值1’,字段2=’值2’… WHERE 更新条件

查询记录()

SELECT 字段列表 FROM 数据表名 WHERE 查询条件

!注意:删、改要加 WHERE条件,否则全表该字段都会被改动





2. 创建数据表,每张表有10个字段(截图)


Correcting teacher:查无此人查无此人

Correction status:qualified

Teacher's comments:完成的不错,继续加油
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