I am executing the below query in PostgreSQL but it is taking more time than oracle. In PostgreSQL it is taking 1.5 second and in oracle it is taking nearly 0.009 second. select ex1.currency_id, ex1.underly_currency_id, ex1.type_id, ex1.third_id, ex1.market_third_id, ex1.exch_d, ex1.daily_dflt_f,…
I am facing a problem with a SQL query, which takes around 500ms when queried using RAW SQL (retrieve all data without limit). However, using the same query in laravel(tried Eloquent, DB builder and RAW) it takes around 15 seconds…
I'm working with a Delta table in Databricks that is partitioned by a Year column, and I have a timestamp column in the table. I want to optimize my queries to fetch data within a specific timestamp range (e.g., between…
I have a heavy site with over 200,000 articles When searching in WordPress, this search looks for the desired word in the title, content, and excerpt In this number of articles, the result of slow query is more than 50…
I have the following table in PostgreSQL v14: postgres=# d orders Table "public.orders" Column | Type | Collation | Nullable | Default -------------+---------+-----------+----------+------------------------------------ id | integer | | not null | nextval('orders_id_seq'::regclass) customer_id | integer | | not null |…
I want to optimize the following DB SELECT query: SELECT ls.caller_id, ls.caller_path_id, ls.caller_path_name, ls.caller_data->>'worker' AS worker, ls.caller_stage, ls.current_status, ls.date_inserted AS date_closed, ls.caller_data->>'name' AS firstname, ls.caller_data->>'surname' AS surname, ls.caller_data->>'cell' AS cell, ls.caller_data->>'home' AS home, ls.caller_data->>'work' AS work, ls.caller_data->>'other' AS other FROM…
I've a simple query that is taking way to much time to process, the query is very simple and the WHERE clause has just simple comparators but the query takes between 15 to 20 secs to process in a 256gb…
update 20M records in table and set col1 = col2 + col3 for each record using spring boot. try (Connection connection = dataSource.getConnection()) { String updateQuery = "UPDATE table SET col1 = ? WHERE id = ?"; PreparedStatement preparedStatement =…
I have 2 tables with flex one-to-many relationship, meaning the parent side may not have any child: Parent_table id dim1 quantity price 1 "abc" 1 1.00 child_table: id parent_id 1 1 2 1 The parent query is very straight forward:…
I have an archive table in which only the changes to a record are stored with a validity date. An example would be a price archive for products. And if you now want to select the status at a given…