PHP mysqli sqlstate() Function

Example - Object Oriented style

Return the SQLSTATE error code for the last error:

<?php
$mysqli = new mysqli("localhost","my_user","my_password","my_db");

if ($mysqli -> connect_errno) {
echo "Failed to connect to MySQL: " . $mysqli -> connect_error;
exit();
}

// Table Persons already exists, so we should get an error
$sql = "CREATE TABLE Persons (Firstname VARCHAR(30), Lastname VARCHAR(30), Age INT)"
if (!$mysqli -> query($sql)) {
echo "SQLSTATE error: ". $mysqli -> sqlstate;
}

$mysqli -> close();
?>

Look at example of procedural style at the bottom.

Definition and Usage

The sqlstate / mysqli_sqlstate() function returns the SQLSTATE error code for the last error.

The error code consists of five characters. "00000" indicates no error. The values are specified by ANSI SQL and ODBC.

Syntax

Object oriented style:

$mysqli -> sqlstate

Procedural style:

mysqli_sqlstate(connection)

Parameter Values

Parameter	Description
connection	Required. Specifies the MySQL connection to use

Technical Details

Return Value:	A string containing the SQLSTATE error code for the last error
PHP Version:	5+

Example - Procedural state

Return the SQLSTATE error code for the last error:

<?php
$con=mysqli_connect("localhost","my_user","my_password","my_db");

// Check connection
if (mysqli_connect_errno()) {
echo "Failed to connect to MySQL: " . mysqli_connect_error();
exit;
}

// Table Persons already exists, so we should get an error
$sql = "CREATE TABLE Persons (Firstname VARCHAR(30), Lastname VARCHAR(30), Age INT)"
if (!mysqli_query($con, $sql)) {
echo "SQLSTATE error: ". mysqli_sqlstate($con);
}

// Close connection
mysqli_close($con);
?>

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