column_name DOUBLE DEFAULT NULL in sql query, c# code

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incorrect syntax near DEFAULT expception fires when executing following SQL query in c#

mycmd.CommandText = "ALTER TABLE ems_db1.dbo.table_D" + cntDevice + " ADD " + parameters[j] + " DOUBLE DEFAULT NULL";

Posted 17-Nov-15 23:35pm

Kishor-KW

Updated 17-Nov-15 23:38pm

v3

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phil.o · Answer 1 · 2015-11-17T23:47:00

Solution 1

Try

SQL

FLOAT DEFAULT NULL

instead.

For your information, here's the page where you can get informations about SQL datatypes:
Data Types (Transact-SQL)[^]

Posted 17-Nov-15 23:47pm

phil.o