copy one row from a table to another and insert value of one column in same query

问题

I am copying column1, column2 from table2 but want to insert value of column3 in table1 manually... what should i do? Please help

INSERT INTO table1( column1, column2, column3) 
SELECT column1, column2
FROM table2
WHERE  `id` =  '1'

回答1:

like

INSERT INTO table1( column1, column2, column3) 
SELECT column1, column2, 'My String' as column3
FROM table2
WHERE  `id` =  '1'

来源：https://stackoverflow.com/questions/23971078/copy-one-row-from-a-table-to-another-and-insert-value-of-one-column-in-same-quer