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The SELECT statement Instructs the Microsoft Access database engine to return information from the database as a set of records. Syntax SELECT [ predicate ] { * | table .* | [ table .] field1 [AS alias1 ] [, [ table .] field2 [AS alias2 ] [, ...]]}
22 mar 2022 · SELECT is usually the first word in an SQL statement. Most SQL statements are either SELECT or SELECT…INTO statements. The minimum syntax for a SELECT statement is: SELECT fields FROM table. You can use an asterisk (*) to select all fields in a table. The following example selects all of the fields in the Employees table. SQL. Kopiuj.
Klauzula SELECT umożliwia określenie nazw pól zawierających dane, których chcesz użyć w zapytaniu. Zamiast lub oprócz pól mogą być także używane wyrażenia. Jako pola można też użyć kolejnej instrukcji SELECT — jest to nazywane podzapytaniem.
This article describes how to write a SELECT clause, and uses examples to illustrate various techniques that you can use when you write them. For an overview of Access SQL, see the article Access SQL: basic concepts, vocabulary, and syntax.
When you want to select specific data from one or more sources, you can use a select query. A select query helps you retrieve only the data that you want, and also helps you combine data from several data sources. You can use tables and other select queries as data sources for a select query.
22 mar 2022 · To add data to an existing table, use the INSERT INTO statement instead to create an append query. To find out which records will be selected before you run the make-table query, first examine the results of a SELECT statement that uses the same selection criteria.
27 paź 2023 · The SELECT query is a powerful tool for retrieving data in Access. By specifying the fields and tables you're interested in, and optionally applying conditions to filter your results, you can pull exactly the data you need.
