Looking for SQL Syntax for counting the numbers in a decimal value field in the SQL Table

Looking for SQL Syntax for counting the numbers in a decimal value field in the SQL Table. My table has about a million record.

How to count the numbers before decimal point in a float number column

I have a column name Source which is varchar ..
values in the column as


I need only distinct count results ..

For the above the values, count results should be

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Brian CroweDatabase AdministratorCommented:
DECLARE @String VARCHAR(50) = 'E000.1'

SELECT CHARINDEX('.', @String) - 1
chokkaStudentAuthor Commented:
brian , i have more than 200,00 records in my table

I will not be able to find each column value by getting the count of digits.

looking for one query which returns distinct count digits of my table record.
awking00Information Technology SpecialistCommented:
I think Brian has you on the right track although his select would return -
A distinct keyword would reduce that to -
However, you indicate the result should be 3,4 which might be accomplished using pivot.
awking00Information Technology SpecialistCommented:
select left(source, charindex('.',source) - 1), count(*)
from mytable
group by left(source, charindex('.',source) - 1)

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chokkaStudentAuthor Commented:
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Microsoft SQL Server 2005

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