[TYPO3-english] Modifying extensions db structure after creation

Xavier Perseguers typo3 at perseguers.ch
Wed May 13 11:36:01 CEST 2009


> i have created an extension and worked through setting things up correctly in the plugins Class. Now, i see that i have missed fields in the DB. And would like to change names of existing ones. How would i best alter the db? 
> Is it safe to just alter the db (by hand) and write changes accordingly in ext_tables.sql . How is the connection being made so that the BE knows what field type to display for a certain field?

Yes, if you know what you do, you may easily alter DB manually and 
change the ext_tables.sql file accordingly (do not forget the associated 


Xavier Perseguers


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