I developed typeorm querybuilder. For the purpose of debugging, I’d like to show the generated SQL query. I tested printSql() method, but it didn’t show any SQL query. It returned the following: My desired result is to get the generated SQL query. Is there any wrong point? Is there any good way to…
Extract all elements from a string separated by underscores using regex
I am trying to capture all elements and store in separate column from the below string,seprated via underscores(campaign name for an advertisement) and then I wish to compare it with a master table …
How to get JSON string for each distinct field
I have two tables DbContours: _|ContourId | 1|CDCBC42E-2E86-426E-A9BA-00B8B902A153| 2|FDDD2AC5-172D-4A7B-8106-00D05EC1F41C| and SimpleLines: _|SimpleLineId|X1 |Y1 |X2 …
Derive results if the result contains all values from another table
I am trying to get all the names of the customer who have purchase all the treatment packages (A101, A102, A103) The following is an illustration of the tables I have: Customer CustID Surname Given …
MySQL Not Reading Full Line
I’m using the following SQL Script in my IDE DBeaver, MySQL 8.0.21 Linux (Docker Container). Database is in utf8mb4 / utf8mb4_general_ci encodings. DELIMITER // CREATE OR REPLACE TRIGGER …
How do I save a result of a calculated select in a column? [closed]
How do I save a result of a calculated select in a column? I want to save(write it) the result of that multiplication in a column of table one like table1.total SELECT table1.quantity * table2.price …
Create database transaction and commit/rollback later [closed]
Can we create database transaction and commit/rollback later. I mean we do not committing/rollback at the same machine/host/server. Let say we return the transaction and let other to decide to commit …
Finding largest number of location IDs per hour from each zone
I am using scala with spark and having a hard time understanding how to calculate the maximum count of pickups from a location corresponding to each hour. Currently I have a df with three columns (Location,hour,Zone) where Location is an integer, hour is an integer 0-23 signifying the hour of the day and Zone…
How to select rows from one table, for each row of another table and parse them to JSON
I have two tables DbContours and SimpleLines. One row in DbContours has multiple corresponding rows in SimpleLines via field ContourId in SimpleLines table. I Want to get all rows in SimpleLines …
How to join tables when left join does not generate null values for the dates
I have three tables as shown below: 1. kit_test tk tk.id tk.first_name tk.last_name tk.dob tk.registered_dt SD007 Aarushi Sharma 2/23/1987 10/5/2020 SD008 Camden Howard …