Answers for "alter table alter column spec"

sql server alter column

ALTER TABLE table_name 
ALTER COLUMN column_name new_data_type(size);

Posted by: Guest on June-01-2020

sql change column in existing table

'This adds 'NOT NULL' to excisting column counting in the table mytable'
ALTER TABLE mytable ALTER COLUMN counting INT NOT NULL;

Posted by: Guest on December-09-2020

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