8/31/2023 0 Comments Php mysql insert intoWhere the class is defined as follows: class PDOMultiLineInserter inserts), the following errors occurred:". ![]() I have created a class that performs multi-line that is used as follows: $pdo->beginTransaction() ) In this method, you must specify a value, even if it's NULL, for every column. Syntax : INSERT INTO tablename VALUES (value1, value2, value3. If you have lots of columns to put together, and one or more are very long, you could also build an inner loop to do the same thing and use implode() to assign the values clause to the outer array. There are two ways that an INSERT query can be written: 1) The first method doesn't specify the column names where the data will be inserted, only their values. The advantage of this approach is that you don't copy and re-copy the SQL statement you've so far assembled with each concatenation instead, PHP does this once in the implode() statement. Mysql_query('INSERT INTO table (text, category) VALUES '.implode(',', $sql)) 18 Can anyone tell me how to insert special characters into a MySQL database Ive made a PHP script which is meant to insert some words into a database, although if the word contains a then it wont be inserted. The fastest and most memory efficient way to build a large string, such as for inserting hundreds of rows at one, is to take advantage of the implode() function and array assignment. Primarily, this means you want to avoid concatenation. Basically, when working with large strings, you want to minimize unnecessary copying. That said, it sounds like you might be running into string-handling problems in PHP, which is really an algorithm problem, not a language one. ![]() ![]() There are two ways that an INSERT query can be written: 1) The first method doesn't specify the column names where the data will be inserted, only their values. Assembling one INSERT statement with multiple rows is much faster in MySQL than one INSERT statement per row. To add new records to a MySQL table, use the INSERT INTO statement.
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