When I perform EXPLAIN on the following query to fetch users with bookings SELECT user.id FROM user LEFT JOIN booking ON booking.user_id = user.id AND booking.end_timestamp > 1706878800 AND booking.end_timestamp <= 1706882400 AND booking.status IN ('pending', 'progress', 'done'); I get…
We have this query that is running: SELECT concat_ws(' ', z.ticker, CASE WHEN a.date_approved IS NOT NULL THEN TO_CHAR(a.date_approved,'YYMMDD') WHEN z.date_recommended IS NULL THEN '000000' ELSE TO_CHAR(z.date_recommended,'YYMMDD') END, CASE WHEN s.ticker IS NOT NULL THEN 6 WHEN a.approved_recommendation IS NOT…
I have table 1 and table 2, where Table 1 is master table and Table 2 is child table. Relationship of both table has been implemented by primary key of table 1(id) with table_1_id column in table 2. I need…
Hi I am working in postgres. I have below table contract_para contract_para Id 1 2 3 4 5 contract_lines Id | para_id 1 | 1 2 | 2 3 | 3 Output contract_para_id | contract_lines_id | contract_lines_para_id 1 | 1…
I have 2 tables: Table tms_bills id load_id company_name 1 11 company1 2 11 company1 3 11 company2 4 12 company3 Table tms_payments id amount payment_associate_id 11 100 2 12 200 2 13 200 3 14 50 6 I want…
I have a MySQL table temp_employee as follows: CREATE TABLE `temp_employee` ( `employee_id` varchar(22) COLLATE utf8mb4_unicode_ci NOT NULL, `application_date` datetime NOT NULL, PRIMARY KEY (`employee_id`) ) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci; And data in the table as follows: employee_id application_date emp.10062808068…
I have two database tables: one with user IDs and one containing user metadata (with multiple rows related to the same user ID). users table structure example id USERNAME 1 user 1 2 user 2 3 user 3 users_meta data…
I have 2 tables, 'manufacturers' and 'products'. A manufacturer can have multiple products and a product has a 'qty', 'price' and 'cost' field. I've LEFT JOINed them together and can get SUMs on the 'price' and 'cost' fields based on…
Whenever we join two tables with common names, those common names are duplicated. But what if you want to do a left join and replace values (especially NULL values)? For updating a table you can use the MERGE operator but…
i have two table like this: phones id name price 1 a20 100 2 a30 200 models: id phone_id model 1 1 a20-128GB 2 1 a20-256GB 3 2 a30-128GB 4 2 a30-256GB 5 2 a30-512GB i want to write SQL…