INSERT INTO sh1.sales_by_region_and_channel VALUES (10, 'ACCOUNTING', 100, 'WA','D');
INSERT INTO sh1.sales_by_region_and_channel VALUES (20, 'RD', 150, 'OR','W');
INSERT INTO sh1.sales_by_region_and_channel VALUES (50, 'SYSTEMS ENGINEERING', 10, 'CA','D');
INSERT INTO sh1.sales_by_region_and_channel VALUES (50, 'SYSTEMS ENGINEERING', 10, 'CA','I');
INSERT INTO sh1.sales_by_region_and_channel VALUES (30, 'SALES', 100, 'FL',NULL);
INSERT INTO sh1.sales_by_region_and_channel VALUES (40, 'HR', 10, 'TX','W');
INSERT INTO sh1.sales_by_region_and_channel VALUES (50, 'HR', 20, null,'W');
COMMIT;