To Update one column you can write something like this: Update tbl Customer SET tbl Customer. Order_Date FROM tbl Customer LEFT JOIN tbl Customer Info ON (tbl Customer. If you're doing it programmatically, use parameterized queries and you only ever have to write it once. Similarly, I would like to update columns field2 and field3.Can I accomplish this in a single Update statement. There are 2 syntaxes for an update query in Oracle depending on whether you are performing a traditional update or updating one table with data from another table.
The section Restrictions on data type conversions lists the ways in which you can and cannot convert data types.By commenting, you are accepting the IBM commenting guidelines and the DISQUS terms of service.The Oracle UPDATE statement is used to update existing records in a table in an Oracle database.You may wish to update records in one table based on values in another table.Since you can't list more than one table in the Oracle UPDATE statement, you can use the Oracle EXISTS clause.