1CREATE TEMPORARY TABLE toptemp ( 2 page, 3 month, 4 lang, 5 value, 6 PRIMARY KEY(page, month) 7); 8 9INSERT INTO toptemp (page, month, lang, value) SELECT page, '', '', value FROM toppages; 10 11DROP TABLE toppages; 12 13CREATE TABLE toppages ( 14 page, 15 month, 16 lang, 17 value, 18 PRIMARY KEY(page, month) 19); 20 21INSERT INTO toppages (page, month, lang, value) SELECT page, month, lang, value FROM toptemp; 22 23DROP TABLE toptemp; 24