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Minor improvents.

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This commit is contained in:
Wilmer Arambula
2024-05-18 16:54:18 -04:00
parent 14e2631fdf
commit 2d2e141e3e
3 changed files with 41 additions and 27 deletions
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45
framework/db/mysql/Schema.php
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@ -213,7 +213,11 @@ SQL;
$checks = [];
$sql = <<<SQL
SELECT * FROM INFORMATION_SCHEMA.TABLE_CONSTRAINTS WHERE TABLE_NAME = :tableName
SELECT cc.CONSTRAINT_NAME as constraint_name, cc.CHECK_CLAUSE as check_clause
FROM INFORMATION_SCHEMA.TABLE_CONSTRAINTS tc
JOIN INFORMATION_SCHEMA.CHECK_CONSTRAINTS cc
ON tc.CONSTRAINT_NAME = cc.CONSTRAINT_NAME
WHERE tc.TABLE_NAME = :tableName AND tc.CONSTRAINT_TYPE = 'CHECK';
SQL;
$resolvedName = $this->resolveTableName($tableName);
@ -226,34 +230,21 @@ SQL;
$tableRows = $this->normalizePdoRowKeyCase($tableRows, true);
foreach ($tableRows as $tableRow) {
$sql = <<<SQL
SELECT * FROM INFORMATION_SCHEMA.CHECK_CONSTRAINTS WHERE CONSTRAINT_NAME = :constraintName
SQL;
$matches = [];
$columnName = null;
$checkRows = $this->db->createCommand(
$sql,
[':constraintName' => $tableRow['constraint_name']],
)->queryAll();
$checkRows = $this->normalizePdoRowKeyCase($checkRows, true);
foreach ($checkRows as $checkRow) {
$matches = [];
$columnName = null;
if (preg_match('/\(`?([a-zA-Z0-9_]+)`?\s*[><=]/', $checkRow['check_clause'], $matches)) {
$columnName = $matches[1];
}
$check = new CheckConstraint(
[
'name' => $checkRow['constraint_name'],
'columnNames' => $columnName,
'expression' => $checkRow['check_clause'],
]
);
$checks[] = $check;
if (preg_match('/\(`?([a-zA-Z0-9_]+)`?\s*[><=]/', $tableRow['check_clause'], $matches)) {
$columnName = $matches[1];
}
$check = new CheckConstraint(
[
'name' => $tableRow['constraint_name'],
'columnNames' => [$columnName],
'expression' => $tableRow['check_clause'],
]
);
$checks[] = $check;
}
return $checks;