I have Table 1 : EMP as below Table 2: EMP1 ID is the Key and is common in both the files. I want an Update SQL to update the amount field of Table 1 using Amount field of table 2, which gives the result as below. Result: Answer One method is a correlated subquery: You can check if the
Category: Questions
Data from 2 tables is not displaying on the same page
I’m a newbie in PHP and mySQL, I’m currently working on a profile page where I will display the logged in user’s personal information from one table called users and also display the tours that they will book in the future from my website from this table: booking I’m fetching the data from users table with prepared statement which will
How to write case condition to check particular value exist among multiple values in sql?
I have a column in table which is having single/multiple value. I have to convert it yes/no based on condition. example: rendition_type_sys distribution uploaded, distribution uploaded single I need …
MySQL: Get distinct values of column row order by date
I’m trying to get a set of results that are sorted by descending date and where the value of a column (zone_id) is not repeated, but I can’t find the right query. The column I am really interested in …
postgresql remove last 4 characters from text values
I have a table with only one column that has multiple text values. All of them end with same 4 characters that I would like to remove. Could anyone, please, help me with a query for that? I’ve already …
Building query in PL/pgsql with different columns based on flag
I need to run the following statement in PL/pgSQL. if file_record.has_recieved_time_column then EXECUTE FORMAT(‘COPY mytemp (columnA, columnB, columnC) FROM %L …
How to check how many issues are opened daily in SQL
I have data from issues in a table with the following schema. I want to know how many issues are open every day using PostgreSQL. We consider an issue being open at date x if: x >= created_at x <= deleted_at There may be days where no issues were created or deleted, as in the example. How can I do
What’s the equivalent syntax in MySQL for selecting date ranges by YEAR based on MSSQL syntax?
I have a MSSQL syntax to select date within 2 years: This works fine, column_1 only return date within two years of the given date. However, I’m trying to convert it to MySQL syntax, here’s what I have tried: But this returns dates not only within two years range but also other years, am I missing something here? Thanks. Answer
Trying to update Date Format from (DD-MM-YYYY) to (MM-YYYY) SQL
I’m trying to update my date column which is (eg. 2012-04-20) format in into mm-yyyy. I searched for solutions that you can do by converting to varchar however it gave me an error Msg 241, Level 16, State 1, Line 4 Conversion failed when converting date and/or time from character string. This is the code I’m executing Any idea how
How to use IS NOT NULL on a case when?
I have the below SQL query in SSMS where I want to exclude NULL rows that show up in the ‘intercompany budget’ columns. I’ve tried to search for answers and putting a WHERE clause for ‘Intercompany Budget’ IS NOT NULL, like in the query below, but NULL rows still show up. Any suggestions? Thanks! Answer ‘Intercompany Budget’ IS NOT NULL