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1 lut 2010 · Here's a query to update a table based on a comparison of another table. If record is not found in tableB, it will update the "active" value to "n". If it's found, will set the value to NULL. UPDATE tableA LEFT JOIN tableB ON tableA.id = tableB.id SET active = IF(tableB.id IS NULL, 'n', NULL)"; Hope this helps someone else.
How to connect to a MySQL database from Excel, fetch the latest data from it, and work with that data inside your spreadsheets in Excel. This tutorial is step-by-step and shows you how to do everything, from downloading the ODBC drivers (explained in the tutorial) to importing and transforming the data from specific tables in MySQL.
26 lut 2014 · Here’s a snippet of SQL code and a procedure for updating a MySQL database table using a subquery and data from Microsoft Excel (or similar). Perhaps you could adapt this solution to your own situation.
In this example we are updating the ‘rrp’ field of the ‘stock’ table for a particular ‘partNo’. The ‘partName’ column is unused in this example and is typical of what you may find in the real world, you should always update rows using the tables unique ‘Primary Key’.
7 gru 2019 · In this beautiful weekday 😅, I will give you tips about the easiest way to edit MySQL Database without the need to knowing SQL Syntax AT ALL… Why this is the EASIEST WAY?
4 lut 2020 · How To Update Your Data From Your SQL Database To Excel Automatically? It’s a 4-steps process: Connect Excel to an external data source: your SQL database. Import your SQL data into Excel....
17 lis 2010 · I want to add a row to a database table, but if a row exists with the same unique key I want to update the row. For example: INSERT INTO table_name (ID, NAME, AGE) VALUES(1, "A", 19); Let’s say the unique key is ID, and in my Database, there is a row with ID = 1.
