708 lines
24 KiB
PHP
708 lines
24 KiB
PHP
|
<?php
|
||
|
declare(strict_types=1);
|
||
|
|
||
|
/**
|
||
|
* CakePHP(tm) : Rapid Development Framework (https://cakephp.org)
|
||
|
* Copyright (c) Cake Software Foundation, Inc. (https://cakefoundation.org)
|
||
|
*
|
||
|
* Licensed under The MIT License
|
||
|
* For full copyright and license information, please see the LICENSE.txt
|
||
|
* Redistributions of files must retain the above copyright notice.
|
||
|
*
|
||
|
* @copyright Copyright (c) Cake Software Foundation, Inc. (https://cakefoundation.org)
|
||
|
* @link https://cakephp.org CakePHP(tm) Project
|
||
|
* @since 3.0.0
|
||
|
* @license https://opensource.org/licenses/mit-license.php MIT License
|
||
|
*/
|
||
|
namespace Cake\Database\Schema;
|
||
|
|
||
|
/**
|
||
|
* Schema management/reflection features for SQLServer.
|
||
|
*
|
||
|
* @internal
|
||
|
*/
|
||
|
class SqlserverSchemaDialect extends SchemaDialect
|
||
|
{
|
||
|
/**
|
||
|
* @var string
|
||
|
*/
|
||
|
public const DEFAULT_SCHEMA_NAME = 'dbo';
|
||
|
|
||
|
/**
|
||
|
* Generate the SQL to list the tables and views.
|
||
|
*
|
||
|
* @param array<string, mixed> $config The connection configuration to use for
|
||
|
* getting tables from.
|
||
|
* @return array An array of (sql, params) to execute.
|
||
|
*/
|
||
|
public function listTablesSql(array $config): array
|
||
|
{
|
||
|
$sql = "SELECT TABLE_NAME
|
||
|
FROM INFORMATION_SCHEMA.TABLES
|
||
|
WHERE TABLE_SCHEMA = ?
|
||
|
AND (TABLE_TYPE = 'BASE TABLE' OR TABLE_TYPE = 'VIEW')
|
||
|
ORDER BY TABLE_NAME";
|
||
|
$schema = empty($config['schema']) ? static::DEFAULT_SCHEMA_NAME : $config['schema'];
|
||
|
|
||
|
return [$sql, [$schema]];
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Generate the SQL to list the tables, excluding all views.
|
||
|
*
|
||
|
* @param array<string, mixed> $config The connection configuration to use for
|
||
|
* getting tables from.
|
||
|
* @return array<mixed> An array of (sql, params) to execute.
|
||
|
*/
|
||
|
public function listTablesWithoutViewsSql(array $config): array
|
||
|
{
|
||
|
$sql = "SELECT TABLE_NAME
|
||
|
FROM INFORMATION_SCHEMA.TABLES
|
||
|
WHERE TABLE_SCHEMA = ?
|
||
|
AND (TABLE_TYPE = 'BASE TABLE')
|
||
|
ORDER BY TABLE_NAME";
|
||
|
$schema = empty($config['schema']) ? static::DEFAULT_SCHEMA_NAME : $config['schema'];
|
||
|
|
||
|
return [$sql, [$schema]];
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* @inheritDoc
|
||
|
*/
|
||
|
public function describeColumnSql(string $tableName, array $config): array
|
||
|
{
|
||
|
$sql = 'SELECT DISTINCT
|
||
|
AC.column_id AS [column_id],
|
||
|
AC.name AS [name],
|
||
|
TY.name AS [type],
|
||
|
AC.max_length AS [char_length],
|
||
|
AC.precision AS [precision],
|
||
|
AC.scale AS [scale],
|
||
|
AC.is_identity AS [autoincrement],
|
||
|
AC.is_nullable AS [null],
|
||
|
OBJECT_DEFINITION(AC.default_object_id) AS [default],
|
||
|
AC.collation_name AS [collation_name]
|
||
|
FROM sys.[objects] T
|
||
|
INNER JOIN sys.[schemas] S ON S.[schema_id] = T.[schema_id]
|
||
|
INNER JOIN sys.[all_columns] AC ON T.[object_id] = AC.[object_id]
|
||
|
INNER JOIN sys.[types] TY ON TY.[user_type_id] = AC.[user_type_id]
|
||
|
WHERE T.[name] = ? AND S.[name] = ?
|
||
|
ORDER BY column_id';
|
||
|
|
||
|
$schema = empty($config['schema']) ? static::DEFAULT_SCHEMA_NAME : $config['schema'];
|
||
|
|
||
|
return [$sql, [$tableName, $schema]];
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Convert a column definition to the abstract types.
|
||
|
*
|
||
|
* The returned type will be a type that
|
||
|
* Cake\Database\TypeFactory can handle.
|
||
|
*
|
||
|
* @param string $col The column type
|
||
|
* @param int|null $length the column length
|
||
|
* @param int|null $precision The column precision
|
||
|
* @param int|null $scale The column scale
|
||
|
* @return array<string, mixed> Array of column information.
|
||
|
* @link https://technet.microsoft.com/en-us/library/ms187752.aspx
|
||
|
*/
|
||
|
protected function _convertColumn(
|
||
|
string $col,
|
||
|
?int $length = null,
|
||
|
?int $precision = null,
|
||
|
?int $scale = null
|
||
|
): array {
|
||
|
$col = strtolower($col);
|
||
|
|
||
|
$type = $this->_applyTypeSpecificColumnConversion(
|
||
|
$col,
|
||
|
compact('length', 'precision', 'scale')
|
||
|
);
|
||
|
if ($type !== null) {
|
||
|
return $type;
|
||
|
}
|
||
|
|
||
|
if (in_array($col, ['date', 'time'])) {
|
||
|
return ['type' => $col, 'length' => null];
|
||
|
}
|
||
|
|
||
|
if ($col === 'datetime') {
|
||
|
// datetime cannot parse more than 3 digits of precision and isn't accurate
|
||
|
return ['type' => TableSchema::TYPE_DATETIME, 'length' => null];
|
||
|
}
|
||
|
if (strpos($col, 'datetime') !== false) {
|
||
|
$typeName = TableSchema::TYPE_DATETIME;
|
||
|
if ($scale > 0) {
|
||
|
$typeName = TableSchema::TYPE_DATETIME_FRACTIONAL;
|
||
|
}
|
||
|
|
||
|
return ['type' => $typeName, 'length' => null, 'precision' => $scale];
|
||
|
}
|
||
|
|
||
|
if ($col === 'char') {
|
||
|
return ['type' => TableSchema::TYPE_CHAR, 'length' => $length];
|
||
|
}
|
||
|
|
||
|
if ($col === 'tinyint') {
|
||
|
return ['type' => TableSchema::TYPE_TINYINTEGER, 'length' => $precision ?: 3];
|
||
|
}
|
||
|
if ($col === 'smallint') {
|
||
|
return ['type' => TableSchema::TYPE_SMALLINTEGER, 'length' => $precision ?: 5];
|
||
|
}
|
||
|
if ($col === 'int' || $col === 'integer') {
|
||
|
return ['type' => TableSchema::TYPE_INTEGER, 'length' => $precision ?: 10];
|
||
|
}
|
||
|
if ($col === 'bigint') {
|
||
|
return ['type' => TableSchema::TYPE_BIGINTEGER, 'length' => $precision ?: 20];
|
||
|
}
|
||
|
if ($col === 'bit') {
|
||
|
return ['type' => TableSchema::TYPE_BOOLEAN, 'length' => null];
|
||
|
}
|
||
|
if (
|
||
|
strpos($col, 'numeric') !== false ||
|
||
|
strpos($col, 'money') !== false ||
|
||
|
strpos($col, 'decimal') !== false
|
||
|
) {
|
||
|
return ['type' => TableSchema::TYPE_DECIMAL, 'length' => $precision, 'precision' => $scale];
|
||
|
}
|
||
|
|
||
|
if ($col === 'real' || $col === 'float') {
|
||
|
return ['type' => TableSchema::TYPE_FLOAT, 'length' => null];
|
||
|
}
|
||
|
// SqlServer schema reflection returns double length for unicode
|
||
|
// columns because internally it uses UTF16/UCS2
|
||
|
if ($col === 'nvarchar' || $col === 'nchar' || $col === 'ntext') {
|
||
|
$length /= 2;
|
||
|
}
|
||
|
if (strpos($col, 'varchar') !== false && $length < 0) {
|
||
|
return ['type' => TableSchema::TYPE_TEXT, 'length' => null];
|
||
|
}
|
||
|
|
||
|
if (strpos($col, 'varchar') !== false) {
|
||
|
return ['type' => TableSchema::TYPE_STRING, 'length' => $length ?: 255];
|
||
|
}
|
||
|
|
||
|
if (strpos($col, 'char') !== false) {
|
||
|
return ['type' => TableSchema::TYPE_CHAR, 'length' => $length];
|
||
|
}
|
||
|
|
||
|
if (strpos($col, 'text') !== false) {
|
||
|
return ['type' => TableSchema::TYPE_TEXT, 'length' => null];
|
||
|
}
|
||
|
|
||
|
if ($col === 'image' || strpos($col, 'binary') !== false) {
|
||
|
// -1 is the value for MAX which we treat as a 'long' binary
|
||
|
if ($length == -1) {
|
||
|
$length = TableSchema::LENGTH_LONG;
|
||
|
}
|
||
|
|
||
|
return ['type' => TableSchema::TYPE_BINARY, 'length' => $length];
|
||
|
}
|
||
|
|
||
|
if ($col === 'uniqueidentifier') {
|
||
|
return ['type' => TableSchema::TYPE_UUID];
|
||
|
}
|
||
|
|
||
|
return ['type' => TableSchema::TYPE_STRING, 'length' => null];
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* @inheritDoc
|
||
|
*/
|
||
|
public function convertColumnDescription(TableSchema $schema, array $row): void
|
||
|
{
|
||
|
$field = $this->_convertColumn(
|
||
|
$row['type'],
|
||
|
$row['char_length'] !== null ? (int)$row['char_length'] : null,
|
||
|
$row['precision'] !== null ? (int)$row['precision'] : null,
|
||
|
$row['scale'] !== null ? (int)$row['scale'] : null
|
||
|
);
|
||
|
|
||
|
if (!empty($row['autoincrement'])) {
|
||
|
$field['autoIncrement'] = true;
|
||
|
}
|
||
|
|
||
|
$field += [
|
||
|
'null' => $row['null'] === '1',
|
||
|
'default' => $this->_defaultValue($field['type'], $row['default']),
|
||
|
'collate' => $row['collation_name'],
|
||
|
];
|
||
|
$schema->addColumn($row['name'], $field);
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Manipulate the default value.
|
||
|
*
|
||
|
* Removes () wrapping default values, extracts strings from
|
||
|
* N'' wrappers and collation text and converts NULL strings.
|
||
|
*
|
||
|
* @param string $type The schema type
|
||
|
* @param string|null $default The default value.
|
||
|
* @return string|int|null
|
||
|
*/
|
||
|
protected function _defaultValue($type, $default)
|
||
|
{
|
||
|
if ($default === null) {
|
||
|
return null;
|
||
|
}
|
||
|
|
||
|
// remove () surrounding value (NULL) but leave () at the end of functions
|
||
|
// integers might have two ((0)) wrapping value
|
||
|
if (preg_match('/^\(+(.*?(\(\))?)\)+$/', $default, $matches)) {
|
||
|
$default = $matches[1];
|
||
|
}
|
||
|
|
||
|
if ($default === 'NULL') {
|
||
|
return null;
|
||
|
}
|
||
|
|
||
|
if ($type === TableSchema::TYPE_BOOLEAN) {
|
||
|
return (int)$default;
|
||
|
}
|
||
|
|
||
|
// Remove quotes
|
||
|
if (preg_match("/^\(?N?'(.*)'\)?/", $default, $matches)) {
|
||
|
return str_replace("''", "'", $matches[1]);
|
||
|
}
|
||
|
|
||
|
return $default;
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* @inheritDoc
|
||
|
*/
|
||
|
public function describeIndexSql(string $tableName, array $config): array
|
||
|
{
|
||
|
$sql = "SELECT
|
||
|
I.[name] AS [index_name],
|
||
|
IC.[index_column_id] AS [index_order],
|
||
|
AC.[name] AS [column_name],
|
||
|
I.[is_unique], I.[is_primary_key],
|
||
|
I.[is_unique_constraint]
|
||
|
FROM sys.[tables] AS T
|
||
|
INNER JOIN sys.[schemas] S ON S.[schema_id] = T.[schema_id]
|
||
|
INNER JOIN sys.[indexes] I ON T.[object_id] = I.[object_id]
|
||
|
INNER JOIN sys.[index_columns] IC ON I.[object_id] = IC.[object_id] AND I.[index_id] = IC.[index_id]
|
||
|
INNER JOIN sys.[all_columns] AC ON T.[object_id] = AC.[object_id] AND IC.[column_id] = AC.[column_id]
|
||
|
WHERE T.[is_ms_shipped] = 0 AND I.[type_desc] <> 'HEAP' AND T.[name] = ? AND S.[name] = ?
|
||
|
ORDER BY I.[index_id], IC.[index_column_id]";
|
||
|
|
||
|
$schema = empty($config['schema']) ? static::DEFAULT_SCHEMA_NAME : $config['schema'];
|
||
|
|
||
|
return [$sql, [$tableName, $schema]];
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* @inheritDoc
|
||
|
*/
|
||
|
public function convertIndexDescription(TableSchema $schema, array $row): void
|
||
|
{
|
||
|
$type = TableSchema::INDEX_INDEX;
|
||
|
$name = $row['index_name'];
|
||
|
if ($row['is_primary_key']) {
|
||
|
$name = $type = TableSchema::CONSTRAINT_PRIMARY;
|
||
|
}
|
||
|
if ($row['is_unique_constraint'] && $type === TableSchema::INDEX_INDEX) {
|
||
|
$type = TableSchema::CONSTRAINT_UNIQUE;
|
||
|
}
|
||
|
|
||
|
if ($type === TableSchema::INDEX_INDEX) {
|
||
|
$existing = $schema->getIndex($name);
|
||
|
} else {
|
||
|
$existing = $schema->getConstraint($name);
|
||
|
}
|
||
|
|
||
|
$columns = [$row['column_name']];
|
||
|
if (!empty($existing)) {
|
||
|
$columns = array_merge($existing['columns'], $columns);
|
||
|
}
|
||
|
|
||
|
if ($type === TableSchema::CONSTRAINT_PRIMARY || $type === TableSchema::CONSTRAINT_UNIQUE) {
|
||
|
$schema->addConstraint($name, [
|
||
|
'type' => $type,
|
||
|
'columns' => $columns,
|
||
|
]);
|
||
|
|
||
|
return;
|
||
|
}
|
||
|
$schema->addIndex($name, [
|
||
|
'type' => $type,
|
||
|
'columns' => $columns,
|
||
|
]);
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* @inheritDoc
|
||
|
*/
|
||
|
public function describeForeignKeySql(string $tableName, array $config): array
|
||
|
{
|
||
|
// phpcs:disable Generic.Files.LineLength
|
||
|
$sql = 'SELECT FK.[name] AS [foreign_key_name], FK.[delete_referential_action_desc] AS [delete_type],
|
||
|
FK.[update_referential_action_desc] AS [update_type], C.name AS [column], RT.name AS [reference_table],
|
||
|
RC.name AS [reference_column]
|
||
|
FROM sys.foreign_keys FK
|
||
|
INNER JOIN sys.foreign_key_columns FKC ON FKC.constraint_object_id = FK.object_id
|
||
|
INNER JOIN sys.tables T ON T.object_id = FKC.parent_object_id
|
||
|
INNER JOIN sys.tables RT ON RT.object_id = FKC.referenced_object_id
|
||
|
INNER JOIN sys.schemas S ON S.schema_id = T.schema_id AND S.schema_id = RT.schema_id
|
||
|
INNER JOIN sys.columns C ON C.column_id = FKC.parent_column_id AND C.object_id = FKC.parent_object_id
|
||
|
INNER JOIN sys.columns RC ON RC.column_id = FKC.referenced_column_id AND RC.object_id = FKC.referenced_object_id
|
||
|
WHERE FK.is_ms_shipped = 0 AND T.name = ? AND S.name = ?
|
||
|
ORDER BY FKC.constraint_column_id';
|
||
|
// phpcs:enable Generic.Files.LineLength
|
||
|
|
||
|
$schema = empty($config['schema']) ? static::DEFAULT_SCHEMA_NAME : $config['schema'];
|
||
|
|
||
|
return [$sql, [$tableName, $schema]];
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* @inheritDoc
|
||
|
*/
|
||
|
public function convertForeignKeyDescription(TableSchema $schema, array $row): void
|
||
|
{
|
||
|
$data = [
|
||
|
'type' => TableSchema::CONSTRAINT_FOREIGN,
|
||
|
'columns' => [$row['column']],
|
||
|
'references' => [$row['reference_table'], $row['reference_column']],
|
||
|
'update' => $this->_convertOnClause($row['update_type']),
|
||
|
'delete' => $this->_convertOnClause($row['delete_type']),
|
||
|
];
|
||
|
$name = $row['foreign_key_name'];
|
||
|
$schema->addConstraint($name, $data);
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* @inheritDoc
|
||
|
*/
|
||
|
protected function _foreignOnClause(string $on): string
|
||
|
{
|
||
|
$parent = parent::_foreignOnClause($on);
|
||
|
|
||
|
return $parent === 'RESTRICT' ? parent::_foreignOnClause(TableSchema::ACTION_NO_ACTION) : $parent;
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* @inheritDoc
|
||
|
*/
|
||
|
protected function _convertOnClause(string $clause): string
|
||
|
{
|
||
|
switch ($clause) {
|
||
|
case 'NO_ACTION':
|
||
|
return TableSchema::ACTION_NO_ACTION;
|
||
|
case 'CASCADE':
|
||
|
return TableSchema::ACTION_CASCADE;
|
||
|
case 'SET_NULL':
|
||
|
return TableSchema::ACTION_SET_NULL;
|
||
|
case 'SET_DEFAULT':
|
||
|
return TableSchema::ACTION_SET_DEFAULT;
|
||
|
}
|
||
|
|
||
|
return TableSchema::ACTION_SET_NULL;
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* @inheritDoc
|
||
|
*/
|
||
|
public function columnSql(TableSchema $schema, string $name): string
|
||
|
{
|
||
|
/** @var array $data */
|
||
|
$data = $schema->getColumn($name);
|
||
|
|
||
|
$sql = $this->_getTypeSpecificColumnSql($data['type'], $schema, $name);
|
||
|
if ($sql !== null) {
|
||
|
return $sql;
|
||
|
}
|
||
|
|
||
|
$out = $this->_driver->quoteIdentifier($name);
|
||
|
$typeMap = [
|
||
|
TableSchema::TYPE_TINYINTEGER => ' TINYINT',
|
||
|
TableSchema::TYPE_SMALLINTEGER => ' SMALLINT',
|
||
|
TableSchema::TYPE_INTEGER => ' INTEGER',
|
||
|
TableSchema::TYPE_BIGINTEGER => ' BIGINT',
|
||
|
TableSchema::TYPE_BINARY_UUID => ' UNIQUEIDENTIFIER',
|
||
|
TableSchema::TYPE_BOOLEAN => ' BIT',
|
||
|
TableSchema::TYPE_CHAR => ' NCHAR',
|
||
|
TableSchema::TYPE_FLOAT => ' FLOAT',
|
||
|
TableSchema::TYPE_DECIMAL => ' DECIMAL',
|
||
|
TableSchema::TYPE_DATE => ' DATE',
|
||
|
TableSchema::TYPE_TIME => ' TIME',
|
||
|
TableSchema::TYPE_DATETIME => ' DATETIME2',
|
||
|
TableSchema::TYPE_DATETIME_FRACTIONAL => ' DATETIME2',
|
||
|
TableSchema::TYPE_TIMESTAMP => ' DATETIME2',
|
||
|
TableSchema::TYPE_TIMESTAMP_FRACTIONAL => ' DATETIME2',
|
||
|
TableSchema::TYPE_TIMESTAMP_TIMEZONE => ' DATETIME2',
|
||
|
TableSchema::TYPE_UUID => ' UNIQUEIDENTIFIER',
|
||
|
TableSchema::TYPE_JSON => ' NVARCHAR(MAX)',
|
||
|
];
|
||
|
|
||
|
if (isset($typeMap[$data['type']])) {
|
||
|
$out .= $typeMap[$data['type']];
|
||
|
}
|
||
|
|
||
|
if ($data['type'] === TableSchema::TYPE_INTEGER || $data['type'] === TableSchema::TYPE_BIGINTEGER) {
|
||
|
if ($schema->getPrimaryKey() === [$name] || $data['autoIncrement'] === true) {
|
||
|
unset($data['null'], $data['default']);
|
||
|
$out .= ' IDENTITY(1, 1)';
|
||
|
}
|
||
|
}
|
||
|
|
||
|
if ($data['type'] === TableSchema::TYPE_TEXT && $data['length'] !== TableSchema::LENGTH_TINY) {
|
||
|
$out .= ' NVARCHAR(MAX)';
|
||
|
}
|
||
|
|
||
|
if ($data['type'] === TableSchema::TYPE_CHAR) {
|
||
|
$out .= '(' . $data['length'] . ')';
|
||
|
}
|
||
|
|
||
|
if ($data['type'] === TableSchema::TYPE_BINARY) {
|
||
|
if (
|
||
|
!isset($data['length'])
|
||
|
|| in_array($data['length'], [TableSchema::LENGTH_MEDIUM, TableSchema::LENGTH_LONG], true)
|
||
|
) {
|
||
|
$data['length'] = 'MAX';
|
||
|
}
|
||
|
|
||
|
if ($data['length'] === 1) {
|
||
|
$out .= ' BINARY(1)';
|
||
|
} else {
|
||
|
$out .= ' VARBINARY';
|
||
|
|
||
|
$out .= sprintf('(%s)', $data['length']);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
if (
|
||
|
$data['type'] === TableSchema::TYPE_STRING ||
|
||
|
(
|
||
|
$data['type'] === TableSchema::TYPE_TEXT &&
|
||
|
$data['length'] === TableSchema::LENGTH_TINY
|
||
|
)
|
||
|
) {
|
||
|
$type = ' NVARCHAR';
|
||
|
$length = $data['length'] ?? TableSchema::LENGTH_TINY;
|
||
|
$out .= sprintf('%s(%d)', $type, $length);
|
||
|
}
|
||
|
|
||
|
$hasCollate = [TableSchema::TYPE_TEXT, TableSchema::TYPE_STRING, TableSchema::TYPE_CHAR];
|
||
|
if (in_array($data['type'], $hasCollate, true) && isset($data['collate']) && $data['collate'] !== '') {
|
||
|
$out .= ' COLLATE ' . $data['collate'];
|
||
|
}
|
||
|
|
||
|
$precisionTypes = [
|
||
|
TableSchema::TYPE_FLOAT,
|
||
|
TableSchema::TYPE_DATETIME,
|
||
|
TableSchema::TYPE_DATETIME_FRACTIONAL,
|
||
|
TableSchema::TYPE_TIMESTAMP,
|
||
|
TableSchema::TYPE_TIMESTAMP_FRACTIONAL,
|
||
|
];
|
||
|
if (in_array($data['type'], $precisionTypes, true) && isset($data['precision'])) {
|
||
|
$out .= '(' . (int)$data['precision'] . ')';
|
||
|
}
|
||
|
|
||
|
if (
|
||
|
$data['type'] === TableSchema::TYPE_DECIMAL &&
|
||
|
(
|
||
|
isset($data['length']) ||
|
||
|
isset($data['precision'])
|
||
|
)
|
||
|
) {
|
||
|
$out .= '(' . (int)$data['length'] . ',' . (int)$data['precision'] . ')';
|
||
|
}
|
||
|
|
||
|
if (isset($data['null']) && $data['null'] === false) {
|
||
|
$out .= ' NOT NULL';
|
||
|
}
|
||
|
|
||
|
$dateTimeTypes = [
|
||
|
TableSchema::TYPE_DATETIME,
|
||
|
TableSchema::TYPE_DATETIME_FRACTIONAL,
|
||
|
TableSchema::TYPE_TIMESTAMP,
|
||
|
TableSchema::TYPE_TIMESTAMP_FRACTIONAL,
|
||
|
];
|
||
|
$dateTimeDefaults = [
|
||
|
'current_timestamp',
|
||
|
'getdate()',
|
||
|
'getutcdate()',
|
||
|
'sysdatetime()',
|
||
|
'sysutcdatetime()',
|
||
|
'sysdatetimeoffset()',
|
||
|
];
|
||
|
if (
|
||
|
isset($data['default']) &&
|
||
|
in_array($data['type'], $dateTimeTypes, true) &&
|
||
|
in_array(strtolower($data['default']), $dateTimeDefaults, true)
|
||
|
) {
|
||
|
$out .= ' DEFAULT ' . strtoupper($data['default']);
|
||
|
} elseif (isset($data['default'])) {
|
||
|
$default = is_bool($data['default'])
|
||
|
? (int)$data['default']
|
||
|
: $this->_driver->schemaValue($data['default']);
|
||
|
$out .= ' DEFAULT ' . $default;
|
||
|
} elseif (isset($data['null']) && $data['null'] !== false) {
|
||
|
$out .= ' DEFAULT NULL';
|
||
|
}
|
||
|
|
||
|
return $out;
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* @inheritDoc
|
||
|
*/
|
||
|
public function addConstraintSql(TableSchema $schema): array
|
||
|
{
|
||
|
$sqlPattern = 'ALTER TABLE %s ADD %s;';
|
||
|
$sql = [];
|
||
|
|
||
|
foreach ($schema->constraints() as $name) {
|
||
|
/** @var array $constraint */
|
||
|
$constraint = $schema->getConstraint($name);
|
||
|
if ($constraint['type'] === TableSchema::CONSTRAINT_FOREIGN) {
|
||
|
$tableName = $this->_driver->quoteIdentifier($schema->name());
|
||
|
$sql[] = sprintf($sqlPattern, $tableName, $this->constraintSql($schema, $name));
|
||
|
}
|
||
|
}
|
||
|
|
||
|
return $sql;
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* @inheritDoc
|
||
|
*/
|
||
|
public function dropConstraintSql(TableSchema $schema): array
|
||
|
{
|
||
|
$sqlPattern = 'ALTER TABLE %s DROP CONSTRAINT %s;';
|
||
|
$sql = [];
|
||
|
|
||
|
foreach ($schema->constraints() as $name) {
|
||
|
/** @var array $constraint */
|
||
|
$constraint = $schema->getConstraint($name);
|
||
|
if ($constraint['type'] === TableSchema::CONSTRAINT_FOREIGN) {
|
||
|
$tableName = $this->_driver->quoteIdentifier($schema->name());
|
||
|
$constraintName = $this->_driver->quoteIdentifier($name);
|
||
|
$sql[] = sprintf($sqlPattern, $tableName, $constraintName);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
return $sql;
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* @inheritDoc
|
||
|
*/
|
||
|
public function indexSql(TableSchema $schema, string $name): string
|
||
|
{
|
||
|
/** @var array $data */
|
||
|
$data = $schema->getIndex($name);
|
||
|
$columns = array_map(
|
||
|
[$this->_driver, 'quoteIdentifier'],
|
||
|
$data['columns']
|
||
|
);
|
||
|
|
||
|
return sprintf(
|
||
|
'CREATE INDEX %s ON %s (%s)',
|
||
|
$this->_driver->quoteIdentifier($name),
|
||
|
$this->_driver->quoteIdentifier($schema->name()),
|
||
|
implode(', ', $columns)
|
||
|
);
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* @inheritDoc
|
||
|
*/
|
||
|
public function constraintSql(TableSchema $schema, string $name): string
|
||
|
{
|
||
|
/** @var array $data */
|
||
|
$data = $schema->getConstraint($name);
|
||
|
$out = 'CONSTRAINT ' . $this->_driver->quoteIdentifier($name);
|
||
|
if ($data['type'] === TableSchema::CONSTRAINT_PRIMARY) {
|
||
|
$out = 'PRIMARY KEY';
|
||
|
}
|
||
|
if ($data['type'] === TableSchema::CONSTRAINT_UNIQUE) {
|
||
|
$out .= ' UNIQUE';
|
||
|
}
|
||
|
|
||
|
return $this->_keySql($out, $data);
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Helper method for generating key SQL snippets.
|
||
|
*
|
||
|
* @param string $prefix The key prefix
|
||
|
* @param array $data Key data.
|
||
|
* @return string
|
||
|
*/
|
||
|
protected function _keySql(string $prefix, array $data): string
|
||
|
{
|
||
|
$columns = array_map(
|
||
|
[$this->_driver, 'quoteIdentifier'],
|
||
|
$data['columns']
|
||
|
);
|
||
|
if ($data['type'] === TableSchema::CONSTRAINT_FOREIGN) {
|
||
|
return $prefix . sprintf(
|
||
|
' FOREIGN KEY (%s) REFERENCES %s (%s) ON UPDATE %s ON DELETE %s',
|
||
|
implode(', ', $columns),
|
||
|
$this->_driver->quoteIdentifier($data['references'][0]),
|
||
|
$this->_convertConstraintColumns($data['references'][1]),
|
||
|
$this->_foreignOnClause($data['update']),
|
||
|
$this->_foreignOnClause($data['delete'])
|
||
|
);
|
||
|
}
|
||
|
|
||
|
return $prefix . ' (' . implode(', ', $columns) . ')';
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* @inheritDoc
|
||
|
*/
|
||
|
public function createTableSql(TableSchema $schema, array $columns, array $constraints, array $indexes): array
|
||
|
{
|
||
|
$content = array_merge($columns, $constraints);
|
||
|
$content = implode(",\n", array_filter($content));
|
||
|
$tableName = $this->_driver->quoteIdentifier($schema->name());
|
||
|
$out = [];
|
||
|
$out[] = sprintf("CREATE TABLE %s (\n%s\n)", $tableName, $content);
|
||
|
foreach ($indexes as $index) {
|
||
|
$out[] = $index;
|
||
|
}
|
||
|
|
||
|
return $out;
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* @inheritDoc
|
||
|
*/
|
||
|
public function truncateTableSql(TableSchema $schema): array
|
||
|
{
|
||
|
$name = $this->_driver->quoteIdentifier($schema->name());
|
||
|
$queries = [
|
||
|
sprintf('DELETE FROM %s', $name),
|
||
|
];
|
||
|
|
||
|
// Restart identity sequences
|
||
|
$pk = $schema->getPrimaryKey();
|
||
|
if (count($pk) === 1) {
|
||
|
/** @var array $column */
|
||
|
$column = $schema->getColumn($pk[0]);
|
||
|
if (in_array($column['type'], ['integer', 'biginteger'])) {
|
||
|
$queries[] = sprintf(
|
||
|
"IF EXISTS (SELECT * FROM sys.identity_columns WHERE OBJECT_NAME(OBJECT_ID) = '%s' AND " .
|
||
|
"last_value IS NOT NULL) DBCC CHECKIDENT('%s', RESEED, 0)",
|
||
|
$schema->name(),
|
||
|
$schema->name()
|
||
|
);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
return $queries;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
// phpcs:disable
|
||
|
class_alias(
|
||
|
'Cake\Database\Schema\SqlserverSchemaDialect',
|
||
|
'Cake\Database\Schema\SqlserverSchema'
|
||
|
);
|
||
|
// phpcs:enable
|