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SQL Backup Table
The Select Statement is used to create backup copies of tables.

SQL Backup Table

The Select Statement is used to create backup copies of tables.

Understand with Example

The Tutorial illustrate a example from SQL Backup Table. In this Example, we create a table 'Stu_Table'. The create table statement create a table 'Stu_Table'.

Create Table Stu_Table

Create Table Stu_Table( Stu_Id int, Stu_Name varchar(15),Stu_Class());

Insert Data Into Stu_Table

The insert into add the records or rows to the table 'Stu_Table'.

insert into stu_table values(1, 'Komal',10);
insert into stu_table values(2, 'Ajay',10);
insert into stu_table values(3, 'Santosh',10);
insert into stu_table values(4, 'Rakesh',10);
insert into stu_table values(5, 'Bhau',10);

insert into stu_table values(1, 'aaa',11);
insert into stu_table values(2, 'bbb',11);
insert into stu_table values(3, 'ccc',11);
insert into stu_table values(4, 'ddd',11);
insert into stu_table values(5, 'eee',11);

insert into stu_table values(1, 'iii',12);
insert into stu_table values(2, 'jjj',12);
insert into stu_table values(3, 'kkk',12);
insert into stu_table values(4, 'lll',12);
insert into stu_table values(5, 'mmm',12);

Stu_Table

+--------+----------+-----------+
| Stu_Id | Stu_Name | Stu_Class |
+--------+----------+-----------+
| 1      | Komal    | 10        |
| 2      | Ajay     | 10        |
| 3      | Santosh  | 10        |
| 4      | Rakesh   | 10        |
| 5      | Bhau     | 10        |
| 1      | aaa      | 11        |
| 2      | bbb      | 11        |
| 3      | ccc      | 11        |
| 4      | ddd      | 11        |
| 5      | eee      | 11        |
| 1      | iii      | 12        |
| 2      | jjj      | 12        |
| 3      | kkk      | 12        |
| 4      | lll      | 12        |
| 5      | mmm      | 12        |
+--------+----------+-----------+

Backup Query

The Backup Query create a exact back up copy of table 'stu_table'. The create table construct a table 'stu_table_backup' and copies the exact data of table 'stu_table'. The SELECT INTO statement is most often used to create backup copies of tables

create table stu_table_backup( select * from stu_table);

Stu_Table_Backup

+--------+----------+-----------+
| Stu_Id | Stu_Name | Stu_Class |
+--------+----------+-----------+
| 1      | Komal    | 10        |
| 2      | Ajay     | 10        |
| 3      | Santosh  | 10        |
| 4      | Rakesh   | 10        |
| 5      | Bhau     | 10        |
| 1      | aaa      | 11        |
| 2      | bbb      | 11        |
| 3      | ccc      | 11        |
| 4      | ddd      | 11        |
| 5      | eee      | 11        |
| 1      | iii      | 12        |
| 2      | jjj      | 12        |
| 3      | kkk      | 12        |
| 4      | lll      | 12        |
| 5      | mmm      | 12        |
+--------+----------+-----------+

� View all related tutorials

Related Tags: sql mysql string io sed return this id position for with to dst pos e it synonym ids use in

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