SQL Query to Fetch only column with value equals to current date












0















Need SQL logic



I have table with Column name EID, Emp_name, 1,2,3,4,5,6,7....till 31 (Column 1 to 31 are calendar dates)
now i m trying to fetch only 3 column EID, EMP_name and date which is equals to sys date.



Example



Todays SYS_date is 2nd-Jan-2019



and i need column with value = 2 like this...



EID    Emp_name        2  |
123 James SCOTT P |
133 Mark M A |
133 Mark Man P |









share|improve this question




















  • 2





    2 solutions: UNPIVOT statement, or Dynamic SQL statement.

    – Thomas G
    Jan 2 at 11:28













  • anything will do, but prefer both solutions

    – J.James
    Jan 2 at 11:30











  • @ThomasG it did not solved my problem :(

    – J.James
    Jan 2 at 11:42
















0















Need SQL logic



I have table with Column name EID, Emp_name, 1,2,3,4,5,6,7....till 31 (Column 1 to 31 are calendar dates)
now i m trying to fetch only 3 column EID, EMP_name and date which is equals to sys date.



Example



Todays SYS_date is 2nd-Jan-2019



and i need column with value = 2 like this...



EID    Emp_name        2  |
123 James SCOTT P |
133 Mark M A |
133 Mark Man P |









share|improve this question




















  • 2





    2 solutions: UNPIVOT statement, or Dynamic SQL statement.

    – Thomas G
    Jan 2 at 11:28













  • anything will do, but prefer both solutions

    – J.James
    Jan 2 at 11:30











  • @ThomasG it did not solved my problem :(

    – J.James
    Jan 2 at 11:42














0












0








0








Need SQL logic



I have table with Column name EID, Emp_name, 1,2,3,4,5,6,7....till 31 (Column 1 to 31 are calendar dates)
now i m trying to fetch only 3 column EID, EMP_name and date which is equals to sys date.



Example



Todays SYS_date is 2nd-Jan-2019



and i need column with value = 2 like this...



EID    Emp_name        2  |
123 James SCOTT P |
133 Mark M A |
133 Mark Man P |









share|improve this question
















Need SQL logic



I have table with Column name EID, Emp_name, 1,2,3,4,5,6,7....till 31 (Column 1 to 31 are calendar dates)
now i m trying to fetch only 3 column EID, EMP_name and date which is equals to sys date.



Example



Todays SYS_date is 2nd-Jan-2019



and i need column with value = 2 like this...



EID    Emp_name        2  |
123 James SCOTT P |
133 Mark M A |
133 Mark Man P |






sql tsql






share|improve this question















share|improve this question













share|improve this question




share|improve this question








edited Jan 2 at 11:24









jarlh

29.8k52138




29.8k52138










asked Jan 2 at 11:23









J.JamesJ.James

65




65








  • 2





    2 solutions: UNPIVOT statement, or Dynamic SQL statement.

    – Thomas G
    Jan 2 at 11:28













  • anything will do, but prefer both solutions

    – J.James
    Jan 2 at 11:30











  • @ThomasG it did not solved my problem :(

    – J.James
    Jan 2 at 11:42














  • 2





    2 solutions: UNPIVOT statement, or Dynamic SQL statement.

    – Thomas G
    Jan 2 at 11:28













  • anything will do, but prefer both solutions

    – J.James
    Jan 2 at 11:30











  • @ThomasG it did not solved my problem :(

    – J.James
    Jan 2 at 11:42








2




2





2 solutions: UNPIVOT statement, or Dynamic SQL statement.

– Thomas G
Jan 2 at 11:28







2 solutions: UNPIVOT statement, or Dynamic SQL statement.

– Thomas G
Jan 2 at 11:28















anything will do, but prefer both solutions

– J.James
Jan 2 at 11:30





anything will do, but prefer both solutions

– J.James
Jan 2 at 11:30













@ThomasG it did not solved my problem :(

– J.James
Jan 2 at 11:42





@ThomasG it did not solved my problem :(

– J.James
Jan 2 at 11:42












2 Answers
2






active

oldest

votes


















0














Try like this:



declare @sql nvarchar(max)
set @sql = 'select EID, Emp_name, [' + convert(nvarchar(2),day(getdate())) + '] as d from tableName '

exec(@sql)





share|improve this answer


























  • i m getting error Conversion failed when converting the varchar value 'select EID, ' to data type int.

    – J.James
    Jan 2 at 11:38













  • @J.James edited, try now

    – claud.io
    Jan 2 at 11:43











  • i tried this but i m getting values 2,2,2,2,2,2 in the rows for column d but i want associated values from column [2] and in rows P, A,P, WO,

    – J.James
    Jan 2 at 12:16











  • You should surround the "day" column with square brackets, because it is a number, which is invalid column name and will select the number itself, not the contents of the column with this name. I.e. set @sql = 'select EID, Emp_name, [' + convert(nvarchar(2),day(getdate())) + '] as d from tableName'

    – Andrey Nikolov
    Jan 2 at 12:17











  • @AndreyNikolov....Thank you brother it helped

    – J.James
    Jan 2 at 12:29



















0














One method to approach this is to unpivot the data. Here is one method:



select t.eid, t.emp_name, v.n
from t cross apply
(values ([1]), ([2]), ([3]), . . ., ([4])
) v(n)
where v.n = day(getdate());


I will caution that the column name is a fixed name, not 2. SQL queries have fixed column names. You would need to use dynamic sql to get a variable column name.






share|improve this answer


























  • this is what i want but i m getting error invalid column name 'n'

    – J.James
    Jan 2 at 12:03













  • can you please get back to me for this..

    – J.James
    Jan 2 at 12:18











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2 Answers
2






active

oldest

votes








2 Answers
2






active

oldest

votes









active

oldest

votes






active

oldest

votes









0














Try like this:



declare @sql nvarchar(max)
set @sql = 'select EID, Emp_name, [' + convert(nvarchar(2),day(getdate())) + '] as d from tableName '

exec(@sql)





share|improve this answer


























  • i m getting error Conversion failed when converting the varchar value 'select EID, ' to data type int.

    – J.James
    Jan 2 at 11:38













  • @J.James edited, try now

    – claud.io
    Jan 2 at 11:43











  • i tried this but i m getting values 2,2,2,2,2,2 in the rows for column d but i want associated values from column [2] and in rows P, A,P, WO,

    – J.James
    Jan 2 at 12:16











  • You should surround the "day" column with square brackets, because it is a number, which is invalid column name and will select the number itself, not the contents of the column with this name. I.e. set @sql = 'select EID, Emp_name, [' + convert(nvarchar(2),day(getdate())) + '] as d from tableName'

    – Andrey Nikolov
    Jan 2 at 12:17











  • @AndreyNikolov....Thank you brother it helped

    – J.James
    Jan 2 at 12:29
















0














Try like this:



declare @sql nvarchar(max)
set @sql = 'select EID, Emp_name, [' + convert(nvarchar(2),day(getdate())) + '] as d from tableName '

exec(@sql)





share|improve this answer


























  • i m getting error Conversion failed when converting the varchar value 'select EID, ' to data type int.

    – J.James
    Jan 2 at 11:38













  • @J.James edited, try now

    – claud.io
    Jan 2 at 11:43











  • i tried this but i m getting values 2,2,2,2,2,2 in the rows for column d but i want associated values from column [2] and in rows P, A,P, WO,

    – J.James
    Jan 2 at 12:16











  • You should surround the "day" column with square brackets, because it is a number, which is invalid column name and will select the number itself, not the contents of the column with this name. I.e. set @sql = 'select EID, Emp_name, [' + convert(nvarchar(2),day(getdate())) + '] as d from tableName'

    – Andrey Nikolov
    Jan 2 at 12:17











  • @AndreyNikolov....Thank you brother it helped

    – J.James
    Jan 2 at 12:29














0












0








0







Try like this:



declare @sql nvarchar(max)
set @sql = 'select EID, Emp_name, [' + convert(nvarchar(2),day(getdate())) + '] as d from tableName '

exec(@sql)





share|improve this answer















Try like this:



declare @sql nvarchar(max)
set @sql = 'select EID, Emp_name, [' + convert(nvarchar(2),day(getdate())) + '] as d from tableName '

exec(@sql)






share|improve this answer














share|improve this answer



share|improve this answer








edited Jan 2 at 13:21

























answered Jan 2 at 11:31









claud.ioclaud.io

406212




406212













  • i m getting error Conversion failed when converting the varchar value 'select EID, ' to data type int.

    – J.James
    Jan 2 at 11:38













  • @J.James edited, try now

    – claud.io
    Jan 2 at 11:43











  • i tried this but i m getting values 2,2,2,2,2,2 in the rows for column d but i want associated values from column [2] and in rows P, A,P, WO,

    – J.James
    Jan 2 at 12:16











  • You should surround the "day" column with square brackets, because it is a number, which is invalid column name and will select the number itself, not the contents of the column with this name. I.e. set @sql = 'select EID, Emp_name, [' + convert(nvarchar(2),day(getdate())) + '] as d from tableName'

    – Andrey Nikolov
    Jan 2 at 12:17











  • @AndreyNikolov....Thank you brother it helped

    – J.James
    Jan 2 at 12:29



















  • i m getting error Conversion failed when converting the varchar value 'select EID, ' to data type int.

    – J.James
    Jan 2 at 11:38













  • @J.James edited, try now

    – claud.io
    Jan 2 at 11:43











  • i tried this but i m getting values 2,2,2,2,2,2 in the rows for column d but i want associated values from column [2] and in rows P, A,P, WO,

    – J.James
    Jan 2 at 12:16











  • You should surround the "day" column with square brackets, because it is a number, which is invalid column name and will select the number itself, not the contents of the column with this name. I.e. set @sql = 'select EID, Emp_name, [' + convert(nvarchar(2),day(getdate())) + '] as d from tableName'

    – Andrey Nikolov
    Jan 2 at 12:17











  • @AndreyNikolov....Thank you brother it helped

    – J.James
    Jan 2 at 12:29

















i m getting error Conversion failed when converting the varchar value 'select EID, ' to data type int.

– J.James
Jan 2 at 11:38







i m getting error Conversion failed when converting the varchar value 'select EID, ' to data type int.

– J.James
Jan 2 at 11:38















@J.James edited, try now

– claud.io
Jan 2 at 11:43





@J.James edited, try now

– claud.io
Jan 2 at 11:43













i tried this but i m getting values 2,2,2,2,2,2 in the rows for column d but i want associated values from column [2] and in rows P, A,P, WO,

– J.James
Jan 2 at 12:16





i tried this but i m getting values 2,2,2,2,2,2 in the rows for column d but i want associated values from column [2] and in rows P, A,P, WO,

– J.James
Jan 2 at 12:16













You should surround the "day" column with square brackets, because it is a number, which is invalid column name and will select the number itself, not the contents of the column with this name. I.e. set @sql = 'select EID, Emp_name, [' + convert(nvarchar(2),day(getdate())) + '] as d from tableName'

– Andrey Nikolov
Jan 2 at 12:17





You should surround the "day" column with square brackets, because it is a number, which is invalid column name and will select the number itself, not the contents of the column with this name. I.e. set @sql = 'select EID, Emp_name, [' + convert(nvarchar(2),day(getdate())) + '] as d from tableName'

– Andrey Nikolov
Jan 2 at 12:17













@AndreyNikolov....Thank you brother it helped

– J.James
Jan 2 at 12:29





@AndreyNikolov....Thank you brother it helped

– J.James
Jan 2 at 12:29













0














One method to approach this is to unpivot the data. Here is one method:



select t.eid, t.emp_name, v.n
from t cross apply
(values ([1]), ([2]), ([3]), . . ., ([4])
) v(n)
where v.n = day(getdate());


I will caution that the column name is a fixed name, not 2. SQL queries have fixed column names. You would need to use dynamic sql to get a variable column name.






share|improve this answer


























  • this is what i want but i m getting error invalid column name 'n'

    – J.James
    Jan 2 at 12:03













  • can you please get back to me for this..

    – J.James
    Jan 2 at 12:18
















0














One method to approach this is to unpivot the data. Here is one method:



select t.eid, t.emp_name, v.n
from t cross apply
(values ([1]), ([2]), ([3]), . . ., ([4])
) v(n)
where v.n = day(getdate());


I will caution that the column name is a fixed name, not 2. SQL queries have fixed column names. You would need to use dynamic sql to get a variable column name.






share|improve this answer


























  • this is what i want but i m getting error invalid column name 'n'

    – J.James
    Jan 2 at 12:03













  • can you please get back to me for this..

    – J.James
    Jan 2 at 12:18














0












0








0







One method to approach this is to unpivot the data. Here is one method:



select t.eid, t.emp_name, v.n
from t cross apply
(values ([1]), ([2]), ([3]), . . ., ([4])
) v(n)
where v.n = day(getdate());


I will caution that the column name is a fixed name, not 2. SQL queries have fixed column names. You would need to use dynamic sql to get a variable column name.






share|improve this answer















One method to approach this is to unpivot the data. Here is one method:



select t.eid, t.emp_name, v.n
from t cross apply
(values ([1]), ([2]), ([3]), . . ., ([4])
) v(n)
where v.n = day(getdate());


I will caution that the column name is a fixed name, not 2. SQL queries have fixed column names. You would need to use dynamic sql to get a variable column name.







share|improve this answer














share|improve this answer



share|improve this answer








edited Jan 2 at 12:53

























answered Jan 2 at 11:46









Gordon LinoffGordon Linoff

790k35314418




790k35314418













  • this is what i want but i m getting error invalid column name 'n'

    – J.James
    Jan 2 at 12:03













  • can you please get back to me for this..

    – J.James
    Jan 2 at 12:18



















  • this is what i want but i m getting error invalid column name 'n'

    – J.James
    Jan 2 at 12:03













  • can you please get back to me for this..

    – J.James
    Jan 2 at 12:18

















this is what i want but i m getting error invalid column name 'n'

– J.James
Jan 2 at 12:03







this is what i want but i m getting error invalid column name 'n'

– J.James
Jan 2 at 12:03















can you please get back to me for this..

– J.James
Jan 2 at 12:18





can you please get back to me for this..

– J.James
Jan 2 at 12:18


















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