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Tag: sql

How to get first character-set of string in sql?

I want to get 202500 and 37500 without not adding removed characters (in eg: 7, 5). (ie. first string gp in columns).sample-image description here But, I don’t know to get string in front of blank string “”. I have a little exp in sql. pls show me ans. Answer Use SUBSTRING_INDEX instead | Ex…

How to evaluate a logical expression in a column in SQL

let’s say I have a database table “ACCOUNTS” where it only has 3 fields: ACCOUNT_NUMBER (BIGINT) CREDIT (BIGINT) DEBIT (BIGINT) And I simply want to make a query that will show only two columns: ACCOUNT_NUMBER (BIGINT) “BALANCED” (A boolean value. True if Credit == Debit, false o…

How to automate parameters passed into pandas.read_sql?

I am trying to create a methodology for passing parameters automatically through something like locals(), similarly to how f-strings work. How it currently works However, this approach means I cannot copy-paste the SQL into SQL developer or similar, and run it from there. So I would like an approach that make…

Apply SUM( where date between date1 and date2)

My table is currently looking like this: I’m trying to sum values of ‘ON_Prepaid’ over the course of 7 days, let’s say from ‘2020-01-01’ to ‘2020-01-07’. Here is what I’ve tried Things should be fine if the dates are continuous; however, there are some mis…

Is there any way to join two queries without common columns

Could anyone help me to join two tables without common columns? I have two tables: Tab1 Column1 Column2 K1 a K2 b Tab2 Column1 Column2 K3 c K4 d K5 e The result of select should be: Table1.Column1 Table2.Column1 K1 K3 K1 K4 K1 K5 K2 K3 K2 K4 K2 K5 How do I do that? Answer Fiddle -> https://www.db-fiddle.co…