I want to only show one occurrences of an exact match of TempString1, TempString2, and TempString3 with the latest date. How can I do an exact match of three fields and only display the row that has the latest date? Table OUTPUT: Answer You can try this using ROW_NUMBER() function. The ROW_NUMBER() is a windo…
Standard SQL – How to count frequency of values in array
I get the following Table with the query underneath: For each of the values in the trafic_medium column (e.g.: cpc, referral, organic, etc.) I am trying to figure out how often each value occurred in the array, so preferably add a new column ‘count’ that shows ho often that value occurred? I’…
Joining two tables using left outer join and population a new column values based on the right table column
I have two tables exam_table and emp_table, Here i would like to join both tables using left outer join and I want to create a new column called new_column using exam_completed_date column from the …
Remove duplicate of collection in oracle
I have this type in my package: TYPE LIST_A_TYPE TABLE OF TABLE_A%ROWTYPE; Then I have this procedure where I populate this collection looping a table: procedure load_me as l_list_a LIST_A_TYPE …
REPLACE showing error that the column name is invalid
Hi need to replace the name of a document in static HTML that is stored in a 2016 SQL Server database. The table name is contract.departmentInfo and the column with all the HTML is called …
Count how many times certain fields in records with repeating values are found (or not found) in another table
First of all, I wish to say hi to the community here. The posts here have been a great help with VBA but this is my first question ever. I have a task that I need to solve in SQL (in MS Access) but it’…
Why is my query failing with SQLCODE = -420?
Can I get some help with this? I’ll copy the code as well as the error. I looked up the error code (DB2 SQL Error: SQLCODE=-420, SQLSTATE=22018, SQLERRMC=BOOLEAN) but I’m not understanding what doesn’t meet the requirements of the function? I’m just trying to pull these tables, rename …
MySQL – INSERT INTO SELECT ( INSERT INTO …) – Nested insert into’s
I’m trying to insert two rows on different tables at the same time. The value of the subquery INSERT INTO’s AUTO_INCREMENT or id (if it already exists) should be written in the main query. Currently …
Can’t figure out issue with my trigger logic?
I have two tables, listsalesorders and listinvoices. listsalesorders is the parent table, and each sales order may have many invoices, but each invoice is only attached to a single sales order. In …
Counting the Sum of Unique Accounts
I’ve gone snow blind, I’m trying to work out the total sum of unique accounts within a table but just not getting there. The table contains an ACCOUNT_ID and each account may have a single or …