| personid | first | last | section | | 1 | Jon | A | y3 | | 2 | Bob | Z | t6 | | 3 | Pat | G | h4 | | 4 | Ron | Z | u3 | | 5 …
In BigQuery, match two tables according to a calculated value of one table
I have two tables in BigQuery: one containing the places of road cameras, named cameras… …and another containing accidents, named accidents. I need to inspect how many accidents happened in the range of 0.5 mile before and 0.5 mile after the cameras. So, what I need to do is: Establish a .5-mile perimeter in table named cameras; Check how many
MySQL ORDER BY two clauses (descending and ascending)
I have this table: create table products(name text, quantity int); insert into products values (“A”, 10); insert into products values (“B”, 0); insert into products values (“C”, 15); insert into …
SQL – Compare 2 tables with dates [closed]
I have 3 tables with are the following: st with an id, startDate, endDate, customer_id and serivcedeal_Id. servicedeal with id and name. price with id, price, startDate and servicedeal_Id. I have …
How do I print dynamic sql constraint error statement
I am working on odoo 11 and I want to change the error states of the following SQL constraint and print a dynamic error statement which shows the field “number” inside the error message. from odoo …
how to add 30 minutes in last value of return query using oracle?
My query is Select class_time from tableA which produces: 0200AM 0230AM 0300AM 0330AM 0400AM i want above result as 0200AM 0230AM 0300AM 0330AM 0400AM 0430AM
Data model guidance, database choice for aggregations on changing filter criteria
Problem: We are looking for some guidance on what database to use and how to model our data to efficiently query for aggregated statistics as well as statistics related to a specific entity. We have different underlying data but this example should showcase the fundamental problem: Let’s say you have data of Facebook friend requests and interactions over time. You
How to know if a foreign key has cascade on delete clause
Due to a misconception of the postgresql database I work with everyday, on the 155 tables that the schema of the database contains, some tables with foreign key doesn’t have the ‘on delete cascade’ …
Scatter multiple rows having duplicate columns to single unique row in postgresql
how to scatter multiple duplicate rows into one row in sql/postgresql. For example —> lets i am getting 3 rows of col1 col2 col3 ——————- 11 test rat 11 test cat 11 …
Presto how to find start date given week
I want to find start date from given ISO week (which can range from 1-53, Monday as starting day) and year using Presto SQL query. i.e. year – 2020 and week – 2 should return 06/01/2020 Is there any inbuilt function for this ? Table structure: Answer There’s no direct way for constructing a date from a year + week