How to modify table values in oracle

In Oracle, you can use the Update statement to modify the values in the table. This statement is used to modify the data in the table. The syntax is "UPDATE table name SET column name = new value WHERE column name = condition value".

The operating environment of this tutorial: Windows 10 system, Oracle 11g version, Dell G3 computer.

How oracle modifies the value of the table

Command update set: Modify the data in the table

The update set command is used to modify the data in the table.

update set command format:

update 表名 set 字段=新值,… where 条件;

Common operations for data in Oracle database tables

Query all data in the table

select * from 表名; 例:select * from stu;

Modify the data in the table while querying

select * from 表名 for update;

Update statement is used to modify the data in the table.

Grammar:

UPDATE 表名称 SET 列名称 = 新值 WHERE 列名称 = 某值

1 Modify the data in the table: UPDATE statement:

Grammar:

UPDTAE table_name SET column1 = value1,... [WHERE conditions]

Recommended tutorial: "Oracle Video Tutorial》

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