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Merged
abnegate merged 7 commits into from
Nov 9, 2023
Merged

Check database exist before create #329

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107a633
Check database before create
fogelito Oct 3, 2023
fb4530c
Revert delete schema test
fogelito Oct 29, 2023
304e5e8
Merge branch 'main' of github.com:utopia-php/database into create-dat…
fogelito Oct 29, 2023
77beada
Merge main updates
fogelito Oct 29, 2023
402b26a
Merge remote-tracking branch 'origin/main' into create-database-check
abnegate Nov 9, 2023
00f7faa
Remove redundant if not exists
abnegate Nov 9, 2023
33b007d
Add postgres pre-exists check
abnegate Nov 9, 2023
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2 changes: 1 addition & 1 deletion composer.lock
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4 changes: 2 additions & 2 deletions src/Database/Adapter.php
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Original file line number Diff line number Diff line change
Expand Up @@ -246,11 +246,11 @@ abstract public function create(string $name): bool;
* Optionally check if collection exists in database
*
* @param string $database database name
* @param string $collection (optional) collection name
* @param string|null $collection (optional) collection name
*
* @return bool
*/
abstract public function exists(string $database, ?string $collection): bool;
abstract public function exists(string $database, ?string $collection = null): bool;

/**
* List Databases
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6 changes: 5 additions & 1 deletion src/Database/Adapter/MariaDB.php
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Expand Up @@ -27,7 +27,11 @@ public function create(string $name): bool
{
$name = $this->filter($name);

$sql = "CREATE DATABASE IF NOT EXISTS `{$name}` /*!40100 DEFAULT CHARACTER SET utf8mb4 */;";
if ($this->exists($name)) {
return true;
}

$sql = "CREATE DATABASE `{$name}` /*!40100 DEFAULT CHARACTER SET utf8mb4 */;";

$sql = $this->trigger(Database::EVENT_DATABASE_CREATE, $sql);

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6 changes: 5 additions & 1 deletion src/Database/Adapter/Postgres.php
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Expand Up @@ -36,7 +36,11 @@ public function create(string $name): bool
{
$name = $this->filter($name);

$sql = "CREATE SCHEMA IF NOT EXISTS \"{$name}\"";
if ($this->exists($name)) {
return true;
}

$sql = "CREATE SCHEMA \"{$name}\"";
$sql = $this->trigger(Database::EVENT_DATABASE_CREATE, $sql);

return $this->getPDO()
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35 changes: 10 additions & 25 deletions src/Database/Adapter/SQL.php
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Expand Up @@ -50,45 +50,30 @@ public function ping(): bool
* @return bool
* @throws Exception
*/
public function exists(string $database, ?string $collection): bool
public function exists(string $database, ?string $collection = null): bool
{
$database = $this->filter($database);

if (!\is_null($collection)) {
$collection = $this->filter($collection);

$select = 'TABLE_NAME';
$from = 'INFORMATION_SCHEMA.TABLES';
$where = 'TABLE_SCHEMA = :schema AND TABLE_NAME = :table';
$match = "{$this->getNamespace()}_{$collection}";
} else {
$select = 'SCHEMA_NAME';
$from = 'INFORMATION_SCHEMA.SCHEMATA';
$where = 'SCHEMA_NAME = :schema';
$match = $database;
}

$stmt = $this->getPDO()
->prepare("SELECT {$select}
FROM {$from}
WHERE {$where};");

$stmt->bindValue(':schema', $database, PDO::PARAM_STR);

if (!\is_null($collection)) {
$stmt = $this->getPDO()->prepare("SELECT TABLE_NAME FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA = :schema AND TABLE_NAME = :table");
$stmt->bindValue(':schema', $database, PDO::PARAM_STR);
$stmt->bindValue(':table', "{$this->getNamespace()}_{$collection}", PDO::PARAM_STR);
} else {
$stmt = $this->getPDO()->prepare("SELECT SCHEMA_NAME FROM INFORMATION_SCHEMA.SCHEMATA WHERE SCHEMA_NAME = :schema");
$stmt->bindValue(':schema', $database, PDO::PARAM_STR);
}

$stmt->execute();

$document = $stmt->fetchAll();
$stmt->closeCursor();
if (!empty($document)) {
$document = $document[0];

if (empty($document)) {
return false;
}

return (($document[$select] ?? '') === $match) || // case insensitive check
(($document[strtolower($select)] ?? '') === $match);
return true;
}

/**
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7 changes: 3 additions & 4 deletions src/Database/Adapter/SQLite.php
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Expand Up @@ -32,12 +32,11 @@ class SQLite extends MariaDB
* Optionally check if collection exists in Database
*
* @param string $database
* @param string $collection
* @param string|null $collection
* @return bool
* @throws Exception
* @throws PDOException
* @throws DatabaseException
*/
public function exists(string $database, ?string $collection): bool
public function exists(string $database, ?string $collection = null): bool
{
$database = $this->filter($database);

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