In this post, we will see how to resolve MySql query how to get first where date count is less than Question: Goal So my goal here is to have an sql query that returns the first date where there ...
In this post, we will see how to resolve Migration fron Oracle DB to Postgesql Hierarchical Queries Question: I’m doing of migrate of Oracle DB to PosgreSQL. I have such a Hierarchical query, like below. I did easier hierarchical queries ...
In this post, we will see how to resolve Write a conditional SQL query with certain condition to find an item not available in one but can be found in other Question: Table t1 contains data of those product which ...
In this post, we will see how to resolve Finding all links between IDs in SQL Question: If I have a data source that contains pairs of IDS like the following: ID_1 ID_2 0001 0002 NULL 0002 0002 0002 0002 ...
In this post, we will see how to resolve SQLite recursive query, to collect filepath from filenames Question: I have a SQLite table, below is its structure I need to create a recursive query in SQLite to get a list ...
In this post, we will see how to resolve Retreive all child categories – sql query Question: I have Categories stored in a single table. Where there is no limit on number of childerns. I want to fetch all the ...
In this post, we will see how to resolve Nested leaf node Question: I’ve stored a tree that contains multiple nodes. Every record in that table represents a node and its parent-node, as follows: node_id parent_id A null B A ...
In this post, we will see how to resolve Future forecasting based on a multiplier in BigQuery Question: I am trying to do semi forecasting with BigQuery. I have minutely data of users, and a minute multiplier (pre calculated based ...
In this post, we will see how to resolve Create a Final Group of items if at least one Intermediate Group in common exists between two items Question: After to have group the item based on first criteria we obtain ...
Question: I am trying to run a recursive query in PostgreSQL. I need it to find all people that belong under a team. The query is the following: I read that RECURSIVE must always followed from WITH. But how can ...