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7 cze 2016 · My query is: SELECT * FROM table WHERE id IN (1,2,3,4); I use it for usergroups and a user can be in more than one group. but it seems that when a record has multiple id like 1 and 3, mySQL does not return that row. Is there any way to get that row too?
The MySQL IN Operator. The IN operator allows you to specify multiple values in a . WHERE clause. The IN operator is a shorthand for multiple . OR conditions. IN Syntax. SELECT column_name (s) FROM table_name. WHERE column_name IN (value1, value2, ...); or: SELECT column_name (s) FROM table_name. WHERE column_name IN (SELECT STATEMENT);
The easy way of doing this, if you're using IDs from some internal, trusted data source, where you can be 100% certain they're integers (e.g., if you selected them from your database earlier) is this: $sql = 'SELECT * WHERE id IN (' . implode(',', $ids) . ')';
17 lip 2024 · WHERE Clause in MySQL is a keyword used to specify the exact criteria of data or rows that will be affected by the specified SQL statement. The WHERE clause can be used with SQL statements like INSERT, UPDATE, SELECT, and DELETE to filter records and perform various operations on the data.
The WHERE clause allows you to specify a search condition for the rows returned by a query. The following shows the syntax of the WHERE clause: SELECT select_list FROM table_name WHERE search_condition; Code language: SQL (Structured Query Language) (sql)
25 sty 2024 · This is where the WHERE clause comes in handy. It allows you to specify conditions to filter the rows returned by a SELECT statement. In this tutorial, we will delve deep into using WHERE clause in MySQL with a wide array of examples, progressing from basic to advanced applications.
11 kwi 2022 · WHERE Condition in MySQL with 16 Different Query Examples. In this article, we are going to talk about the WHERE clause and how to use it in MySQL. Besides SELECT, the scope of the WHERE clause includes the UPDATE and DELETE statements. The WHERE clause is indispensable for quality work with MySQL databases.
