Viewing 15 posts - 31 through 45 (of 81 total)
If you know there are better practices you should follow, then take the few extra moments to implement them. If you don't know of good practices, start compiling a list,...
August 4, 2021 at 2:35 pm
Thanks Jeff
That and control characters 28 thru 31.
I'm writing them how I would decode them in JavaScript -
Row split:
data.split("\u001e")
column split:
data.split("\u001f")
It is possible to define a whole set of JavaScript functions...
July 26, 2021 at 8:41 pm
With the proliferation of file formats, perhaps it is time to revisit the delimited file and how its problems can be overcome.
CSV stands for comma separated values. As we know...
July 26, 2021 at 10:12 am
For a sceptical and very knowledgeable view of the current state of AI and robotics I can recommend Rodney Brooks' blog
https://rodneybrooks.com/predictions-scorecard-2021-january-01/
Brooks was the director of the AI lab at MIT...
July 22, 2021 at 5:20 am
David.Poole
Graph databases are ones where I feel there is a lot of potential but now we have graph capabilities in SQL Server. I think we need some really good examples...
June 29, 2021 at 5:20 am
a relational store is likely better
It is important to remind everyone that a relational DBMS is not a way of "storing" data. The relational model provides a logical interface to...
June 28, 2021 at 6:31 pm
Dr Codd described a relation in a way that described what we think of as a record or tuple
A relation (in the relational model) is more equivalent to a table...
June 19, 2021 at 6:21 am
Although ERD are typically used to visualize relational models, it could also apply to multi-dimensional and other models, so long as you have a more flexible definition of what an...
June 18, 2021 at 8:24 pm
Despite the apparent complexity at the mathematical level
The mathematical level is much simpler than SQL. The mathematical definition of a function is much simpler than the programming language definition -...
June 18, 2021 at 7:48 pm
any restrictions on the level of temporal resolution
Is there ever a business case for having the time expressed down to microseconds? I recommend reading Flash Boys - A Wall Street...
June 18, 2021 at 7:06 pm
It just because data is related to other data.
Codd called his invention relational because it is based on the mathematical construct of a relation. This represents a relation between sets....
June 18, 2021 at 7:02 pm
Anyone yet to take me up on explaining why a relational DBMS is called "relational"? It's a pretty fundamental question for a DBA.
June 18, 2021 at 6:34 pm
CURRENT_TIMESTAMP is an ISO Standard supported by Oracle and DB2 so that's not an excuse.
Which would explain why they don't know about getdate() - thanks by the way, I prefer...
June 18, 2021 at 6:31 pm
would you actually want to hire someone that claims to know T-SQL if you ask them how to get the current date and time using T-SQL and they HAVE to...
June 18, 2021 at 5:50 pm
Ask them about real situations or problems. See if they teach you anything or approach a problem in a better way. See if they bother to ask me for more...
June 18, 2021 at 5:46 pm
Viewing 15 posts - 31 through 45 (of 81 total)