Re: Query large CSV file as a data source?

2020-11-03 Thread matthias rebbe via use-livecode
> Am 03.11.2020 um 23:02 schrieb Bob Sneidar via use-livecode > : > > Just read for 10,000 lines and check for empty each time. > To be honest, i've never used the read file for ... lines. I was expecting that there might be an error if one tries to read more lines than there are left for

Re: Query large CSV file as a data source?

2020-11-03 Thread Bob Sneidar via use-livecode
Just read for 10,000 lines and check for empty each time. Bob S > On Nov 3, 2020, at 7:09 AM, matthias rebbe via use-livecode > wrote: > > Regarding the loop. > > you could do a > > put the detailed files > > to get the file size of that csv file. > > With that size you would now how

Re: Query large CSV file as a data source?

2020-11-03 Thread matthias rebbe via use-livecode
Regarding the loop. you could do a put the detailed files to get the file size of that csv file. With that size you would now how often you have to run the loop - Matthias Rebbe Life Is Too Short For Boring Code > Am 03.11.2020 um 15:14 schrieb Keith Clarke via use-livecode > : > >

Re: Query large CSV file as a data source?

2020-11-03 Thread Keith Clarke via use-livecode
Thank you Matthias, I wasn’t aware of that ability to open the file and read its contents straight from the disk. A quick experiment looks positive - no hanging and fast access - so I just need to work on the loop. Much obliged. Best, Keith > On 3 Nov 2020, at 13:37, matthias rebbe via

Re: Query large CSV file as a data source?

2020-11-03 Thread matthias rebbe via use-livecode
Couldn't you read the file partially you would open the file for read open file tFile for read then in a repeat loop you could read e.g. 1 lines and process the data read from file tFile for 1 lines Just a thought. - Matthias Rebbe Life Is Too Short For Boring Code