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Home/ Questions/Q 180753
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Asked: May 11, 20262026-05-11T14:38:30+00:00 2026-05-11T14:38:30+00:00

I am trying to rename the column datatype from text to ntext but getting

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I am trying to rename the column datatype from text to ntext but getting error

Msg 4927, Level 16, State 1, Line 1 Cannot alter column 'ColumnName' to be data type ntext. 

query that i m using is as follows:-

alter table tablename alter column columnname ntext null 
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  1. 2026-05-11T14:38:31+00:00Added an answer on May 11, 2026 at 2:38 pm

    Conversion not allowed. Add new column as ntext then copy converted data to new column, then delete old column. Might consume a lot of diskspace if it’s a large table! You should use NVARCHAR(MAX) instead of NTEXT which will not be supported in the future.

    Msg 4927

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