diff --git a/CHANGELOG.md b/CHANGELOG.md
index 86f60ce1..a3343f60 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,7 @@
 - Enh #263: Support json type (@Tigrov)
 - Bug #268: Fix foreign keys: support multiple foreign keys referencing to one table and possible null columns for reference (@Tigrov)
 - Bug #271: Refactor `DMLQueryBuilder`, related with yiisoft/db#746 (@Tigrov)
+- Enh #278: Move methods from `Command` to `AbstractPdoCommand` class (@Tigrov)
 
 ## 1.0.1 July 24, 2023
 
diff --git a/src/Command.php b/src/Command.php
index f73ca139..aa8176dc 100644
--- a/src/Command.php
+++ b/src/Command.php
@@ -4,13 +4,10 @@
 
 namespace Yiisoft\Db\Sqlite;
 
-use PDOException;
 use Throwable;
 use Yiisoft\Db\Driver\Pdo\AbstractPdoCommand;
-use Yiisoft\Db\Exception\ConvertException;
 use Yiisoft\Db\Exception\Exception;
 use Yiisoft\Db\Exception\InvalidArgumentException;
-use Yiisoft\Db\QueryBuilder\QueryBuilderInterface;
 
 use function array_pop;
 use function count;
@@ -60,11 +57,6 @@ public function showDatabases(): array
         return $this->setSql($sql)->queryColumn();
     }
 
-    protected function getQueryBuilder(): QueryBuilderInterface
-    {
-        return $this->db->getQueryBuilder();
-    }
-
     /**
      * Executes the SQL statement.
      *
@@ -105,43 +97,6 @@ public function execute(): int
         return $result;
     }
 
-    /**
-     * @psalm-suppress UnusedClosureParam
-     *
-     * @throws Throwable
-     */
-    protected function internalExecute(string|null $rawSql): void
-    {
-        $attempt = 0;
-
-        while (true) {
-            try {
-                if (
-                    ++$attempt === 1
-                    && $this->isolationLevel !== null
-                    && $this->db->getTransaction() === null
-                ) {
-                    $this->db->transaction(
-                        function () use ($rawSql): void {
-                            $this->internalExecute($rawSql);
-                        },
-                        $this->isolationLevel,
-                    );
-                } else {
-                    $this->pdoStatement?->execute();
-                }
-                break;
-            } catch (PDOException $e) {
-                $rawSql = $rawSql ?: $this->getRawSql();
-                $e = (new ConvertException($e, $rawSql))->run();
-
-                if ($this->retryHandler === null || !($this->retryHandler)($e, $attempt)) {
-                    throw $e;
-                }
-            }
-        }
-    }
-
     /**
      * Performs the actual DB query of an SQL statement.
      *