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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.
2 cze 2016 · I'm trying to create an sql query that pulls two columns from the excel file (JobNo and CustManRef), and updates the field 3rdPartyRef from the job_new table but only where the field DocketNo from the job_dockets is equal to the JobNo column from the excel file.
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.
17 lis 2010 · Using REPLACE INTO. REPLACE works exactly like INSERT, except that if an old row in the table has the same value as a new row for a PRIMARY KEY or a UNIQUE index, the old row is deleted before the new row is inserted.
1) Like the first example, layout your data into columns. 2) Double click into the next blank column beside you’re first row and insert the following formula. = “update table_name set column_value_to_update = ‘” & C2 & “‘ where column_primaryKey = ‘” & A2 & “‘;”.
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?
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).
