The following SQL statement copies "Suppliers" into "Customers" (the columns that are not filled with data, will contain NULL):
INSERT INTO Customers (CustomerName, City, Country)
SELECT SupplierName, City, Country FROM Suppliers;
SELECT SupplierName, City, Country FROM Suppliers;
The following SQL statement copies "Suppliers" into "Customers" (fill all columns):
INSERT INTO Customers (CustomerName, ContactName, Address, City, PostalCode, Country)
SELECT SupplierName, ContactName, Address, City, PostalCode, Country FROM Suppliers;
SELECT SupplierName, ContactName, Address, City, PostalCode, Country FROM Suppliers;
The following SQL statement copies only the German suppliers into "Customers":
INSERT INTO Customers (CustomerName, City, Country)
SELECT SupplierName, City, Country FROM Suppliers
WHERE Country='Germany';
SELECT SupplierName, City, Country FROM Suppliers
WHERE Country='Germany';
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