[Lazarus] need suggestion about TDataset.Lookup

[Joost van der Sluis]

On 04/16/2015 03:10 PM, FreeMan wrote:
> I need use TDataset.Lookup, I know how to do this, but need help about,
> result field is blob field

The whole idea of blob-fields is that they are not loaded into the 
dataset-in-memory.

They are only read from the database if they are specifically read.

So, no, you can not use lookup to access them.

Joost.