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Oracle – Selecting record based on latest date
In this query, in the ODF_CA_NL_INIT_REQ_NOTE n table, there can be multiple NL_NOTEs per each record in the ODF_CA_OTHER o table. One to many relationship. I want to select the n.NL_NOTE for each …
How can I convert an EAV schema to a normal schema using PIVOT?
I have a table called SourceTable, in that I have 4 fields. Properties_title field it has got 3 values (AAA,BBB,CCC) but can also have more. Depending on each of them, NumericValue field and Property_item_title field has a value.According to the table in the below, if Properties_title be AAA or CCC so Propert…
Select values from table having a field value same as another field value
I have the following columns in a table : FDA_ID and FDA_ID_PARENT and the following set of data: FDA_ID | FDA_ID_PARENT 771 | NULL 772 | 771 773 | 771 774 | 0 775 | …
Select part from the values in SQL
I have such problem/question. I am trying to extract data from database, but only part. The real example is: { “email”:”bla@gmail.com”, “addinfo”:{ “invoice_id”:”1F5FspmpyfQ” }, “…
I need a query in postgres that returns the length of arrays but without taking empty values into consideration
so given the table: id | names =============== 1 {John, , Wayne} 2 {Luke, Harold, } 3 {Bill} 4 {Will, , } They don’t have a standard and some values may come empty ( …
How to delete unnecessary records from postgresql database table
I have a table that includes versions of my table. version_id transaction entity_id date ————————————————————– 1 insert 1 …
Is there an SQL function that let us put condition above WHERE clause?
I have some query with several WHERE clauses. Based on an external variable :flag, I would like to set a condition when I can use a WHERE clause. Below is a presentation of what I mean. There is a …
I have a services table,service has a price, in new order should i save total amount of order or calculate every time services table
do i need to save order amount in orders table or i can calculate everytime from services table against each order ID?
SELECT and SUM in Entity Framework
I want to sum all the columns and where context between dates, basically I want to convert the below SQL query to EF: select meterCategory, sum(cost) maxCost from [dbo].[UsageData] where date …