Rename a column in MySQL

Question

I am trying to rename a column in MySQL community server 5 5 27 using this SQL expression     ALTER TABLE table name RENAME COLUMN old col name TO new col name    I also tried  ALTER TABLE table name RENAME old col name TO new col name    But it says      Error  check the Manual that corresponds to your MySQL server version

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for mysql version 5  alter table  table name  change column  old column name   new column name  datatype

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You can use following code   ALTER TABLE  dbName   tableName  CHANGE COLUMN  old columnName   new columnName  VARCHAR 45  NULL DEFAULT NULL

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From MySQL 5 7 Reference Manual   Syntax       ALTER TABLE t1 CHANGE a b DATATYPE    e g    for Customer TABLE having COLUMN customer name  customer street  customercity   And we want to change customercity TO customer city    alter table customer change customercity customer city VARCHAR 225

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Syntax  ALTER TABLE table name CHANGE old column name new column name datatype   If table name is Student and column name is Name  Then  if you want to change Name to First Name   ALTER TABLE Student CHANGE Name First Name varchar 20

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Rename MySQL Column with ALTER TABLE Command ALTER TABLE is an essential command used to change the structure of a MySQL table  You can use it to add or delete columns  change the type of data within the columns  and even rename entire databases  The function that concerns us the most is how to utilize ALTER TABLE to rename a column  Clauses give us additional control over the renaming process  The RENAME COLUMN and CHANGE clause both allow for the names of existing columns to be altered  The difference is that the CHANGE clause can also be used to alter the data types of a column  The commands are straightforward  and you may use the clause that fits your requirements best  How to Use the RENAME COLUMN Clause  MySQL 8 0  The simplest way to rename a column is to use the ALTER TABLE command with the RENAME COLUMN clause  This clause is available since MySQL version 8 0  Let   s illustrate its simple syntax  To change a column name  enter the following statement in your MySQL shell  ALTER TABLE your table name RENAME COLUMN original column name TO new column name   Exchange the your table name  original column name  and new column name  with your table and column names  Keep in mind that you cannot rename a column to a name that already exists in the table  Note  The word COLUMN is obligatory for the ALTER TABLE RENAME COLUMN command  ALTER TABLE RENAME is the existing syntax to rename the entire table  The RENAME COLUMN clause can only be used to rename a column  If you need additional functions  such as changing the data definition  or position of a column  you need to use the CHANGE clause instead  Rename MySQL Column with CHANGE Clause The CHANGE clause offers important additions to the renaming process  It can be used to rename a column and change the data type of that column with the same command  Enter the following command in your MySQL client shell to change the name of the column and its definition  ALTER TABLE your table name CHANGE original column name new col name data type   The data type element is mandatory  even if you want to keep the existing datatype  Use additional options to further manipulate table columns  The CHANGE also allows you to place the column in a different position in the table by using the optional FIRST   AFTER column name clause  For example  ALTER TABLE your table name CHANGE original column name new col name y data type AFTER column x   You have successfully changed the name of the column  changed the data type to y data type  and positioned the column after column x

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In mysql your query should be like   ALTER TABLE table name change column 1 column 2 Data Type    you have written the query in Oracle

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In Server version  5 6 34 MySQL Community Server  ALTER TABLE table name CHANGE COLUMN old column name new column name data type

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Use the following query  ALTER TABLE tableName CHANGE oldcolname newcolname datatype length    The RENAME function is used in Oracle databases  ALTER TABLE tableName RENAME COLUMN oldcolname TO newcolname datatype length      lad2025 mentions it below  but I thought it d be nice to add what he said  Thank you  lad2025  You can use the RENAME COLUMN in MySQL 8 0 to rename any column you need renamed  ALTER TABLE table name RENAME COLUMN old col name TO new col name    ALTER TABLE Syntax  RENAME COLUMN   Can change a column name but not its definition  More convenient than CHANGE to rename a column without changing its definition

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From MySQL 8 0 you could use ALTER TABLE table name RENAME COLUMN old col name TO new col name    ALTER TABLE Syntax  RENAME COLUMN   Can change a column name but not its definition   More convenient than CHANGE to rename a column without changing its definition     DBFiddle Demo

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Rename column name in mysql  alter table categories change  type  category type varchar 255

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https   dev mysql com doc refman 8 0 en alter-table html  For MySQL 8  alter table creditReportXml temp change column applicationID applicantID int 11

[mysql] Rename a column in MySQL

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