Search results
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.
We can format the date column in excel before exporting it to MYSQL by following the below steps: i. Choose date under category (on left-hand side) ii. Then choose custom under category. iii. Under type insert the format --> YYYY-MM-DD. Then you can import the date into MYSQL safely.
1 sty 1970 · MySQL DATE_FORMAT function. To format a DATETIME value, you use the DATE_FORMAT function. For example, the following statement formats a DATETIME value based on the %H:%i:%s - %W %M %Y format: SELECT DATE_FORMAT (@dt, '%H:%i:%s - %W %M %Y'); Code language: SQL (Structured Query Language) (sql)
1 lut 2013 · Returns the current date and time as a value in 'YYYY-MM-DD hh:mm:ss' or YYYYMMDDhhmmss format, depending on whether the function is used in string or numeric context. The value is expressed in the session time zone.
The MySQL UPDATE Statement. The UPDATE statement is used to modify the existing records in a table. UPDATE Syntax
MySQL Date Data Types. MySQL comes with the following data types for storing a date or a date/time value in the database: DATE - format YYYY-MM-DD; DATETIME - format: YYYY-MM-DD HH:MI:SS; TIMESTAMP - format: YYYY-MM-DD HH:MI:SS; YEAR - format YYYY or YY; Note: The date data type are set for a column when you create a new table in your database!
24 mar 2017 · I am currently able to export the data from this table into an Excel file using phpmyadmin. I modify it in Ms Excel and save it. Now, I want to reimport it and update the table with the modification done on the data without having to drop/empty the table and reimport.
