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15 Νοε 2010 · On DB2 it's like that : UPDATE TABLE set TABLE.firstfield = ( 'BIT OF TEXT' concat TABLE.something ) where TABLE.firstfield like 'BLAH%'
Indicate this by changing their job (JOB) to the null value and their pay (SALARY, BONUS, COMM) values to zero in the EMPLOYEE table. UPDATE EMPLOYEE SET JOB=NULL, SALARY=0, BONUS=0, COMM=0 WHERE WORKDEPT = 'E21' AND JOB <> 'MANAGER'
The UPDATE statement modifies zero or more rows of a table, depending on how many rows satisfy the search condition that you specify in the WHERE clause. You can use an UPDATE or MERGE statement to specify the values that are to be updated in a single row. You can specify constants, host variables, expressions, DEFAULT, or NULL.
To update data in a table or view, use the UPDATE statement. With the UPDATE statement, you can change the value of one or more columns in each row that meets the search condition of the WHERE clause.
The INNER JOIN clause combines each row from the first table with every row from the second table, keeping only the rows in which the join condition evaluates to true. The following shows the syntax of joining two tables using the INNER JOIN clause: SELECT. select_list. FROM.
17 Νοε 2013 · I think you need to use a derived table to accomplish this: update order_attributes set value = ( select created_by_name from( select created_by_name, oa.order_id from order_approvals oa left outer join order_attributes ot on oa.order_id = ot.order_id AND OT.ATTRIBUTE_ID = 123 and OT.ORDER_ID in (select ORDER_ID from ORDER_APPROVALS where ...
This tutorial shows you step by step on how to use the Db2 UPDATE statement to modify existing data of a table.
