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How do I copy data from one table to another table in MySQL?

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How do I copy data from one table to another table in MySQL?

If you want to copy existing rows of source tables into a new destination table, first you need to create a destination table like source table.

  1. create table destination_table like source_table.
  2. insert into destination_table select * from source_table.

How do I transfer data from one table to another?

The INSERT INTO SELECT statement copies data from one table and inserts it into another table. The INSERT INTO SELECT statement requires that the data types in source and target tables match. Note: The existing records in the target table are unaffected.

How can I copy data from one table to another in Hive?

  1. Create the new target table with the schema from the old table the describe formatted could help with the SQL.
  2. Use hadoop fs -cp to copy all the partitions from source to the target table.
  3. Run MSCK REPAIR TABLE table_name; on the target table.
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How can insert selected columns from one table to another in MySQL?

8 Answers

  1. A join: UPDATE table1 AS t1 INNER JOIN table2 AS t2 ON t1.EmpoyeeNo = t2.EmployeeNo SET t1.SomeColumn = t2.SomeColumn.
  2. A subquery: UPDATE table1 SET SomeColumn = ( SELECT SomeColumn FROM table2 WHERE EmployeeNo = table1.EmployeeNo )

How do I copy a table in MySQL?

Install,and Run Software. First of all,launch “Aryson MySQL to MSSQL Converter” tool.

  • Establish Server Connection. Select either Local Connection or Remote Connection.
  • Select MySQL Server Database.
  • Choose MySQL Database and Destination Database.
  • Add Table of MySQL.
  • Copy tables from one database to another in MySQL.

    • How do I create a database using MySQL?

    Creating users and databases. To create a MySQL database and user, follow these steps: At the command line, log in to MySQL as the root user: mysql -u root -p. Type the MySQL root password, and then press Enter. To create a database user, type the following command.

    How do I copy a SQL database to another server?

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    Let’s have a look: First of all, launch the SQL Server Management Studio from Object Explorer and connect to the Source Server Now, right-click on database, select an option Tasks, and then, choose Copy Database option After clicking on the Copy Database Wizard then, the following screen will appear. Press Next button

    What is select in MySQL?

    MySQL – Select Query. The SQL SELECT command is used to fetch data from the MySQL database. You can use this command at mysql> prompt as well as in any script like PHP.