I created a function as shown below: CREATE FUNCTION my_func(value INTEGER) RETURNS VOID AS $$ BEGIN END; $$ LANGUAGE plpgsql; But I need to specify the parameter to drop the function as shown bel...

I'm trying to make restricted DB users for the app I'm working on, and I want to drop the Postgres database user I'm using for experimenting. Is there any way to drop the user without having to rev...

postgres=# DROP DATABASE template_postgis; ERROR: cannot drop a template database http://www.postgresql.org/docs/9.1/static/manage-ag-templatedbs.html makes it seem like if I set template_postgis...

I have implemented Drag and Drop on SwiftUI using onDrag and onDrop APIs. I have a question regarding the preview image for the drag. The item seems to shrink too much when we start dragging. As yo...

I am trying to drop some columns that have less than 5 valid values. Here is an example dataset. df <- data.frame(id = c(1,2,3,4,5,6,7,8,9,10), i1 = c(0,1,1,1,1,0,0,1,NA,1), i2 = c(1,0,0,1,0,1...

I am creating multiple views in my code and each time the code is run, I would like to drop all the materialized views generated thus far. Is there any command that will list all the materialized v...

I have a dataframe that looks like this: level_0 level_1 Repo Averages for 27 Jul 2018 0 Business Date Instrument Ccy 1 27/07/2018 GC_AUSTRIA_SUB_10YR EUR 2 27/07/2018 R_RAGB_1.15_10/18 EUR 3 27/...

I have a pd.DataFrame that was created by parsing some excel spreadsheets. A column of which has empty cells. For example, below is the output for the frequency of that column, 32320 records have m...

I have a struct that I want to take by value, mutate and then return. I want to also mutate its generic type as I use this state for statically ensuring correct order of function calls for making s...

Is there a transaction log or any other way to find out which user (and when) dropped some table from the database? I am working with Postgres DB. Thanks.

The @drop listener doesn't work for me. It doesn't call the method I'm telling it to call. I want to drag the chip and be able to drop it on another component, and perform a function, but at the ti...

I'm handling a large dataset with about 20,000,000 rows and 4 columns. Unfortunately, the available memory on my machine (~16GB) is not sufficient. Example (Time is seconds since midnight): Dat...

I have a MongoDB running with 3 member replica set. All the members are up & running. I have one database with 4-5 collections and I want to delete that database. What is the best way to do ...