So I have a table with a unique key for every spatial area, and another unique key for every time that was measured, as well as the variable in Questi ...
I am still learning many new things about SQL such as PARTITION BY and CTEs. I am currently working on a query which I have cobbled together from a si ...
Attempting to build on OTA image for AOSP 12, the sign_target_files_apks utility fails due to missing vendor.img file. The error occurs only after ven ...
I have: and wish for to make: Which does this: for the STUDENT in the list, calculate AVERAGE(SCORE) BY CLASS AND STUDENT I try this with no su ...
I used over partition to create a table with SalespersonID, AvgLineProfit, AvgLineProfitPerSalesPerson. Now I want to add another column with the S ...
I would like to exchange the Oracle partition to another partitioned table. But to do that we are using interim non partitioned table. Can this be don ...
I would like to update my sym column in my trade table so that at the end of every sym there is a _1 appended onto the end of it. I have tried update ...
I am trying to clean up some data in a file that I have. In the column I'm trying to "clean" there is Last Name, First Name. The issue is sometimes it ...
I am kind of new in spark and i have a requirement where i am required to read from different part folders and then merge them all together to create ...
I have a table as follows: ID ORDER AGE RECENT 12 34 50 TRUE 99 ...
When alter the partition column name of the partition table(named partitioned_table), the corresponding directory in the HDFS does not change. However ...
I have a list of accounts and respective call reason and I did a LAG and Over Partition By. The below query told me whether the same CustomerID contac ...
So I have a list type: And a partition function for it: But I need to make a function that accepts a predicate and distributes elements accordin ...
I have been using the following query It is not ideal as the partition could be unavailable due to delay.. Thus I try the following queries as w ...
actually，there was no null in my data. show the correct data ...
I tried many thing but couldn't merge them. How to add unallocated part to main partition without losing data? ...
I have a Data Warehouse in Redshift. The redshift cluster is a 2 nodes ra3.xlplus (4 vCPU, 32GB Memory) . I have relatively smaller dimensions - The ...
I have a query that return values based on a boolean column: if the id_crsp includes a boolean true AND false, then it is selected. Values of id_c ...
I would like to assign a driveletter to a specific volume. But I don't know which driveletter is availabel, so I use looping to check available letter ...
i have an array which contents elements in which some elements are similiar under certain conditions (if we detete the "n and p" from the array elemen ...