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There are two tables, tblFirst and tblSecond, which only have one column each.SELECT ID as tblFirst retrieves the following IDs:345SELECT IDNumber as tblSecond retrieves the following IDNumbers:123How many rows does the following code retrieve?SELECT ID as tblFirstUNIONSELECT IDNumber as tblSecond
A SELECT statement has a join from a PRIMARY KEY in one table to a FOREIGN KEY in another table.Which of the following types of relationships could result from this JOIN?
What is the smallest (most efficient) data type to store the following numbers:23100255
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