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Viewing 15 posts - 31 through 45 (of 81 total)

  • Reply To: Do as I say, not as I do

    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,...

    • This reply was modified 4 years, 7 months ago by will 58232.
  • Reply To: Do You Have ALL the YAML?

    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...

    • This reply was modified 4 years, 7 months ago by will 58232.
    • This reply was modified 4 years, 7 months ago by will 58232.
    • This reply was modified 4 years, 7 months ago by will 58232.
    • This reply was modified 4 years, 7 months ago by will 58232.
    • This reply was modified 4 years, 7 months ago by will 58232.
  • Reply To: Do You Have ALL the YAML?

    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...

  • Reply To: Seriously Real Time Data Processing

    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...

  • Reply To: Where Does NoSQL work well?

    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...

  • Reply To: Where Does NoSQL work well?

    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...

  • Reply To: Evaluting a DBA

    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...

  • Reply To: Evaluting a DBA

    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...

  • Reply To: Evaluting a DBA

    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 -...

  • Reply To: Evaluting a DBA

    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...

    • This reply was modified 4 years, 8 months ago by will 58232.
  • Reply To: Evaluting a DBA

    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....

    • This reply was modified 4 years, 8 months ago by will 58232.
    • This reply was modified 4 years, 8 months ago by will 58232.
    • This reply was modified 4 years, 8 months ago by will 58232.
    • This reply was modified 4 years, 8 months ago by will 58232.
  • Reply To: Evaluting a DBA

    Anyone yet to take me up on explaining why a relational DBMS is called "relational"? It's a pretty fundamental question for a DBA.

  • Reply To: Evaluting a DBA

    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...

  • Reply To: Evaluting a DBA

    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...

  • Reply To: Evaluting a DBA

    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...

Viewing 15 posts - 31 through 45 (of 81 total)