PHP code example of glushkovds / phpclickhouse-laravel

    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

    

glushkovds / phpclickhouse-laravel example snippets

'connections' => [
    'clickhouse' => [
        'driver' => 'clickhouse',
        'host' => env('CLICKHOUSE_HOST'),
        'port' => (int) env('CLICKHOUSE_PORT', 8123),
        'database' => env('CLICKHOUSE_DATABASE', 'default'),
        'username' => env('CLICKHOUSE_USERNAME', 'default'),
        'password' => env('CLICKHOUSE_PASSWORD', ''),
        'timeout_connect' => env('CLICKHOUSE_TIMEOUT_CONNECT', 2),
        'timeout_query' => env('CLICKHOUSE_TIMEOUT_QUERY', 2),
        'https' => (bool) env('CLICKHOUSE_HTTPS', false),
        'retries' => env('CLICKHOUSE_RETRIES', 0),
        'settings' => [
            'max_partitions_per_insert_block' => 300,
        ],
        'fix_default_query_builder' => true,
    ],
],

$app->register(\PhpClickHouseLaravel\ClickhouseServiceProvider::class);

/** @var \ClickHouseDB\Client $db */
$db = DB::connection('clickhouse')->getClient();
$statement = $db->select('SELECT * FROM summing_url_views LIMIT 2');

namespace App\Models\Clickhouse;

use PhpClickHouseLaravel\BaseModel;

class MyTable extends BaseModel
{
    // Optional. By default, MyTable resolves to my_table.
    protected $table = 'my_table';

}

class CreateMyTable extends \PhpClickHouseLaravel\Migration
{
    /**
     * Run the migrations.
     *
     * @return void
     */
    public function up()
    {
        static::write('
            CREATE TABLE my_table (
                id UInt32,
                created_at DateTime,
                field_one String,
                field_two Int32
            )
            ENGINE = MergeTree()
            ORDER BY (id)
        ');
    }

    /**
     * Reverse the migrations.
     *
     * @return void
     */
    public function down()
    {
        static::write('DROP TABLE my_table');
    }
}

class CreateMyTable extends \PhpClickHouseLaravel\Migration
{
    /**
     * Run the migrations.
     *
     * @return void
     */
    public function up()
    {
        static::createMergeTree('my_table', fn(MergeTree $table) => $table
            ->columns([
                $table->uInt32('id'),
                $table->datetime('created_at', 3)->default(new Expression('now64()')),
                $table->string('field_one'),
                $table->int32('field_two'),
            ])
            ->orderBy('id')
        );
    }

    /**
     * Reverse the migrations.
     *
     * @return void
     */
    public function down()
    {
        static::write('DROP TABLE my_table');
    }
}

$model = MyTable::create(['model_name' => 'model 1', 'some_param' => 1]);
// or
$model = MyTable::make(['model_name' => 'model 1']);
$model->some_param = 1;
$model->save();
// or
$model = new MyTable();
$model->fill(['model_name' => 'model 1', 'some_param' => 1])->save();

// Non-associative way
MyTable::insertBulk([['model 1', 1], ['model 2', 2]], ['model_name', 'some_param']);
// Associative way
MyTable::insertAssoc([['model_name' => 'model 1', 'some_param' => 1], ['some_param' => 2, 'model_name' => 'model 2']]);

$rows = MyTable::select(['field_one', new RawColumn('sum(field_two)', 'field_two_sum')])
    ->where('created_at', '>', '2020-09-14 12:47:29')
    ->groupBy('field_one')
    ->settings(['max_threads' => 3])
    ->getRows();

namespace App\Models\Clickhouse;

use PhpClickHouseLaravel\BaseModel;

class MyTable extends BaseModel
{
    /**
     * The columns that should be cast.
     *
     * @var array
     */
    protected $casts = ['some_bool_column' => 'boolean'];
}
// Then you can insert the data like this:
MyTable::insertAssoc([
    ['some_param' => 1, 'some_bool_column' => false],
]);

// Split the result into chunks of 30 rows.
$rows = MyTable::select(['field_one', 'field_two'])
    ->chunk(30, function ($rows) {
        foreach ($rows as $row) {
            echo $row['field_two'] . "\n";
        }
    });

namespace App\Models\Clickhouse;

use PhpClickHouseLaravel\BaseModel;

class MyTable extends BaseModel
{
    // Optional. By default, MyTable resolves to my_table.
    protected $table = 'my_table';

    // Inserts use $tableForInserts, selects use $table.
    protected $tableForInserts = 'my_table_buffer';
}

namespace App\Models\Clickhouse;

use PhpClickHouseLaravel\BaseModel;

class MyTable extends BaseModel
{
    protected $table = 'my_table_buffer';
}

MyTable::optimize($final = false, $partition = null);

MyTable::truncate();

MyTable::where('field_one', 123)->delete();

namespace App\Models\Clickhouse;

use PhpClickHouseLaravel\BaseModel;

class MyTable extends BaseModel
{
    // SELECT and INSERT queries use $table.
    protected $table = 'my_table_buffer';

    // OPTIMIZE and DELETE queries use $tableSources.
    protected $tableSources = 'my_table';
}

MyTable::where('field_one', 123)->update(['field_two' => 'new_val']);
// or expression
MyTable::where('field_one', 123)
    ->update(['field_two' => new RawColumn("concat(field_two,'new_val')")]);

// Array data type
MyTable::insertAssoc([[1, 'str', new InsertArray(['a','b'])]]);

'clickhouse2' => [
    'driver' => 'clickhouse',
    'host' => 'clickhouse2',
    'port' => 8123,
    'database' => 'default',
    'username' => 'default',
    'password' => '',
    'timeout_connect' => 2,
    'timeout_query' => 2,
    'https' => false,
    'retries' => 0,
    'fix_default_query_builder' => true,
],

namespace App\Models\Clickhouse;

use PhpClickHouseLaravel\BaseModel;

class MyTable2 extends BaseModel
{
    protected $connection = 'clickhouse2';
    
    protected $table = 'my_table2';
}

return new class extends \PhpClickHouseLaravel\Migration
{
    protected $connection = 'clickhouse2';
    
    public function up()
    {
        static::write('CREATE TABLE my_table2 ...');
    }
    
    public function down()
    {
        static::write('DROP TABLE my_table2');
    }
};

'clickhouse' => [
    'driver' => 'clickhouse',
    'cluster' => [
        [
            'host' => 'clickhouse01',
            'port' => 8123,
        ],
        [
            'host' => 'clickhouse02',
            'port' => 8123,
        ],
    ],
    'database' => env('CLICKHOUSE_DATABASE','default'),
    'username' => env('CLICKHOUSE_USERNAME','default'),
    'password' => env('CLICKHOUSE_PASSWORD',''),
    'timeout_connect' => env('CLICKHOUSE_TIMEOUT_CONNECT',2),
    'timeout_query' => env('CLICKHOUSE_TIMEOUT_QUERY',2),
    'https' => (bool)env('CLICKHOUSE_HTTPS', null),
    'retries' => env('CLICKHOUSE_RETRIES', 0),
    'settings' => [ // optional
        'max_partitions_per_insert_block' => 300,
    ],
    'fix_default_query_builder' => true,
],

return new class extends \PhpClickHouseLaravel\Migration
{
    /**
     * Run the migrations.
     *
     * @return void
     */
    public function up()
    {
        static::write('
            CREATE TABLE my_table (
                id UInt32,
                created_at DateTime,
                field_one String,
                field_two Int32
            )
            ENGINE = ReplicatedMergeTree('/clickhouse/tables/default.my_table', '{replica}')
            ORDER BY (id)
        ');
    }

    /**
     * Reverse the migrations.
     *
     * @return void
     */
    public function down()
    {
        static::write('DROP TABLE my_table');
    }
};

$row = new MyTable();
echo $row->getThisClient()->getConnectHost();
// will print 'clickhouse01'
$row->resolveConnection()->getCluster()->slideNode();
echo $row->getThisClient()->getConnectHost();
// will print 'clickhouse02'