I have the following table: Table I am trying to write a query (that I will include in another query) to display how many account numbers there are per symbol. I wrote the following query: The query displays like this but it counts the same account number multiple times per symbol. EURUSD should have 3 and USDJPY should only have
Tag: subquery
SQL: Search two strings in the same column through subquery
I have three tables using an Oracle database: The mix table interconnects Recipe and Ingredients. I am supposed to find the one cocktail made by the barman Otto which utilizes ingredients from Spain and Cuba. This is what I have tried until now: Expected Output from this query: At the moment, I am just getting all the cocktails made by
How to use column derived from SELECT subquery elsewhere in SQL query
I have two database tables that look something like this: Context: Booking_Statuses is used to retain a history of the various stages that a booking can go through, such as PENDING or ACCEPTED, so I can construct a timeline of events for the booking. One Booking has many Booking_Statuses. I’m using PostgreSQL. I am trying to query the bookings for
Oracle: WITH-clause querying two tables
Using an Oracle database, I have two tables: I am supposed to find – using the WITH-clause – all the employees who currently work in the same department where they started to work (hire_date = start_date and same department_id). I easily got the right result using a JOIN in the subquery: (Right) OUTPUT: Unfortunately with the WITH-clause I am getting
Python Script to run SQL query UPDATE statement to loop through each row in result set and update columns
Newby working on my first project. Sorry for this explanation. I have 2 x tables: t1: master table with single rows (unique project-id) and 3 status fields, s1,s2,s3 t2: list table with repeating project_id’s with 3 status fields s1,s2,s3 (and other data not relevant here). The value in the s1-3 fields is either true(1) or false(0) table1: project_id, status1, status2,
Sum of Current + Previous X Nth Rows
I am looking to find the sum of the current + the last X Nth Rows. I am able to do this with the following query, however it is not very scalable. If this example, I’m finding the current value of “amount”, plus the last 3 “amounts” split 6 apart: X = 3 N = 6 I will be using
How to pipe window function output directly into a new window function in SQL?
I am new to SQL and I have the following query: This doesn’t work due to no such column: MyMax. Even though from my understanding the column for MyMax is being created on the fly, I’m guessing SQL still isn’t able to use its values immediately as an input into the next window function I already tried creating the column
SQL Query to fetch the customers registered in the DB without email address(CS can have phonenumber and email in the same field but duplicating)
I need help with writing this query please , in the Database – the customer is registered twice , one row with the email address in the VALUE field and the other row with phone number in the SAME VALUE field . I want to fetch customer who DO NOT HAVE email address in the VALUE FIELD . For example
Extract the record for last hour for specific date
I am trying to extract the last hour (TKT_DT) record for number of tickets (TKT_DN) from sales table (PS_TKT_HIST) for specific date (BUS_DAT). I have the following code but it extracts the number of tickets (TKT_NO) for each hour. I want to filter the last hour only. Here is the code I used: I get the flowing results I want
Why am I unable to select all records in one table that don’t exist in another table?
I have two tables like: Desired output: I want to select all records in col1 of table_1 that aren’t in col1 of table_2. In actuality, table_1 has 65000+ rows and table_2 has around 2000 rows. My query: This returns no records. However, the reverse works as intended when I select all records in table_2 that don’t exist in table_1. I