can anybody help me where i am making mistake here.

its a endless loop even i just want to read 100 rows. i have to terminate it delibertaly . can anyone guide me where am making mistake. thank you

dateformated=0;
while hasdata(ds)
T=read(ds);
dateformated =datestr(719529+T.RequestTime/86400000,'yyyy-mm-dd HH:MM:SS');
end

[Preethi]

hi,

what is the value of

ds.ReadSize

[Mostafa]

What is 'ds'? Can you write the whole function?

[Walter Roberson]

What is your evidence that it is an endless loop and not just slow? Have you experimented with reducing your datastore to a single file?