sql server - Strange behaviour of two simple SQL Statement (Error) and one is crashing -


i have database table 50.000 customer data records. when run query:

select * customer --> result is, 22.000 data records.

when run query:

select * customer customer_id < 50.001

--> result 50.000 data records

i did checktable, there no error messages.

does have idea? yesterday still fine in database , running. today have issue.

thanks suggestions. error broken index on primary key of table. fine again.


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