Yes but what you may not see is that if a memory database already exists and 
you pass the id it will check for it’s existence, so then all it does is 
replace the table (if it exists) with the name you pass with a new table 
containing that parsed array. There may be other tables in the memory database, 
and those are not touched, so theoretically I could pass multiple arrays with 
different table names, then execute complex queries on those.

In this discussion I can see that there are changes I could make to improve 
it’s efficiency. I should break out the different operations, like creating the 
table, querying the database and returning an array as separate functions.

The main reason I created this function was because I assumed memory databases 
would be considerably faster than file based ones, or network based over slow 
network infrastructures, as well as eliminating the need to create separate 
handlers for each use case.

Bob S


On May 20, 2024, at 12:36 PM, Richard Gaskin via use-livecode 
<use-livecode@lists.runrev.com> wrote:

I guess the main advantage for using filterArray() is that using the
LC parser, for each use case would require it’s own code. filterArray()
is a one-stop-shop approach. For instance, if you need to compare data
with another dataset (as in an SQL join) or finding the maximum value
in a dataset, or limiting your results.

Somewhat. If I read your code correctly, it create a single table from the 
array, limiting the depth of the array and thereby obviating the complexities 
inherent in operations across multiple tables.

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