Sql alter column

Sql change column types

ALTER TABLE table_name
ALTER COLUMN column_name datatype;

-- Example
ALTER TABLE product
ALTER COLUMN description VARCHAR(250);

Sql server alter column

ALTER TABLE table_name 
ALTER COLUMN column_name new_data_type(size);

Source: sqlservertutorial.net

Sql alter column

Changes the data type of a table’s column.
Example: In the ‘users’ table, make the column ‘incept_date’ into a
‘datetime’ type.
ALTER TABLE users
ALTER COLUMN incept_date datetime;

Rename column sql

ALTER TABLE nom_table
RENAME COLUMN colonne_ancien_nom TO colonne_nouveau_nom

Source: sql.sh

Change data type in mysql

ALTER TABLE table_name

CHANGE COLUMN column_name column_name datatype;

Similar codes

0 vote128 views1 answer
Oracle decode
SQL
0 vote123 views1 answer
Mysql random number between 1 and 100
SQL
0 vote113 views1 answer
Mysql grant all on all databases
SQL
0 vote103 views1 answer
Select value from previous row in postgresql
SQL
1 vote118 views2 answers
Laravel get sql query eloquent with parameters
SQL
0 vote132 views1 answer
PSQL use LIKE with timestamps
SQL
0 vote121 views1 answer
List in one column mysql
SQL
0 vote118 views2 answers
Don't know how to set rpath on your system, if MySQL libraries are not in path mysql2 may not load
SQL
1 vote147 views1 answer
Epoch time converter in snowflake
SQL
0 vote140 views2 answers
Wordpress change url after migration mysql query
SQL