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Aggiunta controllo integrità db su relazioni chiavi esterne

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This commit is contained in:
Pek5892 2023-10-11 18:14:48 +02:00
parent 3dd9d654bc
commit 20a15f2494
1 changed files with 8 additions and 6 deletions
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14
src/Update.php
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@ -388,12 +388,14 @@ class Update
// Individuazione delle chiavi esterne della tabella
$fk_query = 'SELECT
CONSTRAINT_NAME AS `name`,
COLUMN_NAME AS `column`,
REFERENCED_TABLE_NAME AS `referenced_table`,
REFERENCED_COLUMN_NAME AS `referenced_column`
FROM information_schema.KEY_COLUMN_USAGE
WHERE TABLE_NAME = '.prepare($table).'
KEY_COLUMN_USAGE.CONSTRAINT_NAME AS `name`,
KEY_COLUMN_USAGE.COLUMN_NAME AS `column`,
KEY_COLUMN_USAGE.REFERENCED_TABLE_NAME AS `referenced_table`,
KEY_COLUMN_USAGE.REFERENCED_COLUMN_NAME AS `referenced_column`,
DELETE_RULE AS `delete_rule`,
UPDATE_RULE AS `update_rule`
FROM information_schema.KEY_COLUMN_USAGE INNER JOIN information_schema.REFERENTIAL_CONSTRAINTS ON (information_schema.KEY_COLUMN_USAGE.CONSTRAINT_NAME = information_schema.REFERENTIAL_CONSTRAINTS.CONSTRAINT_NAME AND information_schema.KEY_COLUMN_USAGE.CONSTRAINT_SCHEMA = information_schema.REFERENTIAL_CONSTRAINTS.CONSTRAINT_SCHEMA)
WHERE KEY_COLUMN_USAGE.TABLE_NAME = '.prepare($table).'
AND TABLE_SCHEMA = '.prepare($database_name).'
AND REFERENCED_TABLE_SCHEMA = '.prepare($database_name);
$fks_found = $database->fetchArray($fk_query);