sql related question












0















how can we insert random values into a new created colmn in a table in sql.



I tried this:



alter table [dbo].[employee] add phoneno int
select * from [dbo].[employee]
update employee set phoneno=(ROUND((RAND(),0)) where phoneno NULL









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  • Why do you want to insert random values instead of a placeholder for unknown, such as NULL or 0? Also, with the code you tried, what was the outcome, did it error?

    – HandyD
    48 secs ago
















0















how can we insert random values into a new created colmn in a table in sql.



I tried this:



alter table [dbo].[employee] add phoneno int
select * from [dbo].[employee]
update employee set phoneno=(ROUND((RAND(),0)) where phoneno NULL









share







New contributor




sudhamai is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.





















  • Why do you want to insert random values instead of a placeholder for unknown, such as NULL or 0? Also, with the code you tried, what was the outcome, did it error?

    – HandyD
    48 secs ago














0












0








0








how can we insert random values into a new created colmn in a table in sql.



I tried this:



alter table [dbo].[employee] add phoneno int
select * from [dbo].[employee]
update employee set phoneno=(ROUND((RAND(),0)) where phoneno NULL









share







New contributor




sudhamai is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.












how can we insert random values into a new created colmn in a table in sql.



I tried this:



alter table [dbo].[employee] add phoneno int
select * from [dbo].[employee]
update employee set phoneno=(ROUND((RAND(),0)) where phoneno NULL







sql-server





share







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sudhamai is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
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share







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sudhamai is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
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asked 2 mins ago









sudhamaisudhamai

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sudhamai is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.






sudhamai is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.













  • Why do you want to insert random values instead of a placeholder for unknown, such as NULL or 0? Also, with the code you tried, what was the outcome, did it error?

    – HandyD
    48 secs ago



















  • Why do you want to insert random values instead of a placeholder for unknown, such as NULL or 0? Also, with the code you tried, what was the outcome, did it error?

    – HandyD
    48 secs ago

















Why do you want to insert random values instead of a placeholder for unknown, such as NULL or 0? Also, with the code you tried, what was the outcome, did it error?

– HandyD
48 secs ago





Why do you want to insert random values instead of a placeholder for unknown, such as NULL or 0? Also, with the code you tried, what was the outcome, did it error?

– HandyD
48 secs ago










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