Do not use double quotes where not necessary

This commit is contained in:
Marc Würth
2020-04-23 21:51:34 +02:00
parent 739c92447d
commit 3dde4dacfb
11 changed files with 136 additions and 136 deletions
@@ -1,19 +1,19 @@
<?php
$timeStart = microtime(true);
$serverName = "localhost";
$serverName = 'localhost';
$connectionOptions = [
"Database" => "SampleDB",
"Uid" => "sa",
"PWD" => "your_password",
'Database' => 'SampleDB',
'Uid' => 'sa',
'PWD' => 'your_password',
];
// Establishes the connection
$conn = sqlsrv_connect($serverName, $connectionOptions);
// Read Query
$tsql = "SELECT SUM(Price) as sum FROM Table_with_5M_rows";
$tsql = 'SELECT SUM(Price) as sum FROM Table_with_5M_rows';
$getResults = sqlsrv_query($conn, $tsql);
echo("Sum: ");
echo('Sum: ');
if ($getResults == false) {
die(formatErrors(sqlsrv_errors()));
}
@@ -25,12 +25,12 @@ sqlsrv_free_stmt($getResults);
function formatErrors($errors)
{
/* Display errors. */
echo "Error information: ";
echo 'Error information: ';
foreach ($errors as $error) {
echo "SQLSTATE: " . $error['SQLSTATE'] . "";
echo "Code: " . $error['code'] . "";
echo "Message: " . $error['message'] . "";
echo 'SQLSTATE: ' . $error['SQLSTATE'] . '';
echo 'Code: ' . $error['code'] . '';
echo 'Message: ' . $error['message'] . '';
}
}
@@ -1,12 +1,12 @@
<?php
$serverName = "localhost";
$serverName = 'localhost';
$connectionOptions = [
"Database" => "SampleDB",
"Uid" => "sa",
"PWD" => "your_password",
'Database' => 'SampleDB',
'Uid' => 'sa',
'PWD' => 'your_password',
];
// Establishes the connection
$conn = sqlsrv_connect($serverName, $connectionOptions);
if ($conn) {
echo "Connected!";
echo 'Connected!';
}
@@ -1,74 +1,74 @@
<?php
$serverName = "localhost";
$serverName = 'localhost';
$connectionOptions = [
"Database" => "SampleDB",
"Uid" => "sa",
"PWD" => "your_password",
'Database' => 'SampleDB',
'Uid' => 'sa',
'PWD' => 'your_password',
];
// Establishes the connection
$conn = sqlsrv_connect($serverName, $connectionOptions);
// Insert Query
echo("Inserting a new row into table" . PHP_EOL);
$tsql = "INSERT INTO TestSchema.Employees (Name, Location) VALUES (?,?);";
echo('Inserting a new row into table' . PHP_EOL);
$tsql = 'INSERT INTO TestSchema.Employees (Name, Location) VALUES (?,?);';
$params = ['Jake', 'United States'];
$getResults = sqlsrv_query($conn, $tsql, $params);
$rowsAffected = sqlsrv_rows_affected($getResults);
if ($getResults == false || $rowsAffected == false) {
die(formatErrors(sqlsrv_errors()));
}
echo($rowsAffected . " row(s) inserted: " . PHP_EOL);
echo($rowsAffected . ' row(s) inserted: ' . PHP_EOL);
sqlsrv_free_stmt($getResults);
// Update Query
$userToUpdate = 'Nikita';
$tsql = "UPDATE TestSchema.Employees SET Location = ? WHERE Name = ?";
$tsql = 'UPDATE TestSchema.Employees SET Location = ? WHERE Name = ?';
$params = ['Sweeden', $userToUpdate];
echo("Updating Location for user " . $userToUpdate . PHP_EOL);
echo('Updating Location for user ' . $userToUpdate . PHP_EOL);
$getResults = sqlsrv_query($conn, $tsql, $params);
$rowsAffected = sqlsrv_rows_affected($getResults);
if ($getResults == false || $rowsAffected == false) {
die(formatErrors(sqlsrv_errors()));
}
echo($rowsAffected . " row(s) updated: " . PHP_EOL);
echo($rowsAffected . ' row(s) updated: ' . PHP_EOL);
sqlsrv_free_stmt($getResults);
// Delete Query
$userToDelete = 'Jared';
$tsql = "DELETE FROM TestSchema.Employees WHERE Name = ?";
$tsql = 'DELETE FROM TestSchema.Employees WHERE Name = ?';
$params = [$userToDelete];
$getResults = sqlsrv_query($conn, $tsql, $params);
echo("Deleting user " . $userToDelete . PHP_EOL);
echo('Deleting user ' . $userToDelete . PHP_EOL);
$rowsAffected = sqlsrv_rows_affected($getResults);
if ($getResults == false || $rowsAffected == false) {
die(formatErrors(sqlsrv_errors()));
}
echo($rowsAffected . " row(s) deleted: " . PHP_EOL);
echo($rowsAffected . ' row(s) deleted: ' . PHP_EOL);
sqlsrv_free_stmt($getResults);
// Read Query
$tsql = "SELECT Id, Name, Location FROM TestSchema.Employees;";
$tsql = 'SELECT Id, Name, Location FROM TestSchema.Employees;';
$getResults = sqlsrv_query($conn, $tsql);
echo("Reading data from table" . PHP_EOL);
echo('Reading data from table' . PHP_EOL);
if ($getResults == false) {
die(formatErrors(sqlsrv_errors()));
}
while ($row = sqlsrv_fetch_array($getResults, SQLSRV_FETCH_ASSOC)) {
echo($row['Id'] . " " . $row['Name'] . " " . $row['Location'] . PHP_EOL);
echo($row['Id'] . ' ' . $row['Name'] . ' ' . $row['Location'] . PHP_EOL);
}
sqlsrv_free_stmt($getResults);
function formatErrors($errors)
{
/* Display errors. */
echo "Error information: ";
echo 'Error information: ';
foreach ($errors as $error) {
echo "SQLSTATE: " . $error['SQLSTATE'] . "";
echo "Code: " . $error['code'] . "";
echo "Message: " . $error['message'] . "";
echo 'SQLSTATE: ' . $error['SQLSTATE'] . '';
echo 'Code: ' . $error['code'] . '';
echo 'Message: ' . $error['message'] . '';
}
}