In Azure SQL database, the same query is completed in 4 seconds when Row Level Security is active, and in 1 second when Row Level Security is disabled. When I compared the execution plans of the queries, I found that…
I have created a function that takes two arguments, an array of users and an array of mapping attributes. They look like this: $users = [ [ "givenName" => "John", "surname" => "Doe" ] ] $mappingAttributes = [ "firstName" =>…
I need to select all records for the current day in CST, however the timestamp fields in the table are all in GMT/UTC. The server's timezone is GMT. Getting all records for the current day in GMT is very fast…
heres a working example of what I'm trying to do: private mergeData(dataArray) { const mergedData = { items: [], money: { money1: 0, money2: 0, money3: 0, } } for (const data of dataArray) { mergedData.money.money1 += data.money.money1 mergedData.money.money2 +=…
I am offering a means of downloading multiple photos as a single archive file. TAR format works fine, but most people don't have anything that can open TAR files on their device, then complain that it doesn't work. ZIP format…
Let's say we have an arbitrary integer, position that equals 1850 We also have an array of integers, components that equals [150, 200, 500] We can reach the zero by: Subtract components[2] from position three times (500*3), making it 350…
I am trying to improve the performance of a query. I was thinking of using AsNoTracking(), but I am not sure if the location where it is put will make a difference i.e.(before Select() or after, before Include() or after,…
My objective is to make Postgres choose a faster plan after a large table update. Before the table update, the plan PG choose is what I expect (the faster plan). However, after the update, PG chooses a slower plan (it…
I've the following array: $variables = [ "id" => "discountCodeID", "test" => null, "codeDiscount" => [ "code" => "discountCode", "title" => null, "startsAt" => "discountStartsAt", "endsAt" => "", "usageLimit" => "discountUsageLimit", "usesPerOrderLimit" => "discountUsesPerOrderLimit", "customerBuys" => [ "value" => [],…
[sql tuning] How to tune in this situation? erd as above enter image description here SELECT store0_.store_id as store_id1_10_, store0_.address as address2_10_, store0_.business_name as business3_10_, store0_.business_number as business4_10_, store0_.business_start_date as business5_10_, store0_.category_id as category11_10_, store0_.name as name6_10_, store0_.member_id as member_12_10_,…