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Tag: sql

Delete duplicate records on SQL Server

I have a table with duplicate records, where I’ve already created a script to summarize the duplicate records with the original ones, but I’m not able to delete the duplicate records. I’m trying this way: The idea was to take the last record of each COD_PLANO_PAGAMENTO and delete it, but thi…

Updating HTML Table Every 60 Seconds

I am trying to use an ajax call to update an HTML table every 60 seconds on a flask app. I am very new to flask and jquery, and followed this similar stackoverflow question: Python Flask Refresh table every 60 seconds However my table isn’t displaying any data. Currently my app.py file is setup as below…

Pagination with grouping

I have a table with over 800K records. This table needs to be “grouped by” a certain column. An example would be: However, with pagination, things get complicated. I want to show 50 rows for every group. This means that if I have the following data: Id Color Name 1 Red Paper #1 2 Red Paper #2 3 Re…

Join tables together

I need to write a SQL statement to find the ‘Action’ (category) films with the shortest running time (length). Your query should output the titles and lengths of the films. This is the database schema I have. I created 3 tables and inserted some records on these tables. I write my query like this: But there a…