Which type of query should be used to select fields from one or more related tables in a database?
Show 13.2.10 SELECT Statement
A The most commonly used clauses of
For example:
You are permitted to specify
In general, clauses used must be given in exactly the order shown in the syntax description. For example, a The list of
The following list provides additional information about other
Following the
Which query is based on more than one table?To view all the records from two tables with identical structure, you use a union query.
What are the 3 types of select query?Select, Action, Parameter and Aggregate:
Luckily for us, Microsoft Access allows for many types of queries, some of the main ones being select, action, parameter and aggregate queries. They can be thought of as just another part of your database – essentially an object like a table or a macro.
Which query is used to combine records from multiple tables?Sometimes you might want to list the records from one table or query with those from one or more other tables to form one set of records - a list with all the records from the two or more tables. This is the purpose of a union query in Access.
How do you select data from multiple tables?Example syntax to select from multiple tables:. SELECT p. p_id, p. cus_id, p. p_name, c1. name1, c2. name2.. FROM product AS p.. LEFT JOIN customer1 AS c1.. ON p. cus_id=c1. cus_id.. LEFT JOIN customer2 AS c2.. ON p. cus_id = c2. cus_id.. |