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25 sie 2008 · INSERT INTO <table_name> (<field1>, <field2>, <field3>) VALUES ('DUMMY1', (SELECT <field> FROM <table_name> ),'DUMMY2'); In this case, it assumes SELECT Sub-query returns only one row of result based on WHERE condition or SQL aggregate functions like SUM, MAX, AVG etc. Otherwise it will throw error. 2.
The INSERT INTO SELECT statement copies data from one table and inserts it into another table. The INSERT INTO SELECT statement requires that the data types in source and target tables matches. Note: The existing records in the target table are unaffected.
This tutorial shows you how to use the MySQL INSERT INTO SELECT statement to insert data into a table from the result of a SELECT statement.
21 cze 2024 · The INSERT INTO SELECT statement in MySQL is a Data Manipulation Language (DML) statement used to copy data from one table and insert it into another table. It allows you to select specific columns from a source table and insert them into specific columns of a target table.
TABLE statement in place of SELECT, as shown here: INSERT INTO ta TABLE tb; TABLE tb is equivalent to SELECT * FROM tb. It can be useful when inserting all columns from the source table into the target table, and no filtering with WHERE is required.
17 lip 2024 · Polecenie INSERT może być także użyte do wstawienia danych z innej tabeli do tabeli. Podstawowa składnia jest pokazana poniżej. INSERT INTO table_1 SELECT * FROM table_2; Przyjrzyjmy się teraz praktycznemu przykładowi. Stworzymy fikcyjną tabelę dla kategorii filmów w celach demonstracyjnych.
The INSERT INTO SELECT statement copies data from one table and inserts it into another table. The INSERT INTO SELECT statement requires that the data types in source and target tables match. Note: The existing records in the target table are unaffected.
