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Code Issues Releases Wiki Activity

SQLite: Support CHECK constraint

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This commit is contained in:
Jakub Vrana
2025-02-26 11:59:50 +01:00
parent a28d95a023
commit e3a2b1b57a
7 changed files with 60 additions and 25 deletions
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31
adminer/drivers/sqlite.inc.php
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@@ -227,6 +227,11 @@ if (isset($_GET["sqlite"]) || isset($_GET["sqlite2"])) {
}
}
function checkConstraints($table) {
preg_match_all('~ CHECK *(\( *(((?>[^()]*[^() ])|(?1))*) *\))~', $this->_conn->result("SELECT sql FROM sqlite_master WHERE type = 'table' AND name = " . q($table)), $matches); //! could be inside a comment
return array_combine($matches[2], $matches[2]);
}
}
@@ -523,8 +528,20 @@ if (isset($_GET["sqlite"]) || isset($_GET["sqlite2"])) {
return true;
}
function recreate_table($table, $name, $fields, $originals, $foreign, $auto_increment = 0, $indexes = array()) {
global $connection;
/** Recreate table
* @param string original name
* @param string new name
* @param array [process_field()], empty to preserve
* @param array [$original => idf_escape($new_column)], empty to preserve
* @param string [format_foreign_key()], empty to preserve
* @param int set auto_increment to this value, 0 to preserve
* @param array [array($type, $name, $columns)], empty to preserve
* @param string CHECK constraint to drop
* @param string CHECK constraint to add
* @return bool
*/
function recreate_table($table, $name, $fields, $originals, $foreign, $auto_increment = 0, $indexes = array(), $drop_check = "", $add_check = "") {
global $connection, $driver;
if ($table != "") {
if (!$fields) {
foreach (fields($table) as $key => $field) {
@@ -585,6 +602,14 @@ if (isset($_GET["sqlite"]) || isset($_GET["sqlite2"])) {
$fields[$key] = " " . implode($field);
}
$fields = array_merge($fields, array_filter($foreign));
foreach ($driver->checkConstraints($table) as $check) {
if ($check != $drop_check) {
$fields[] = " CHECK ($check)";
}
}
if ($add_check) {
$fields[] = " CHECK ($add_check)";
}
$temp_name = ($table == $name ? "adminer_$name" : $name);
if (!queries("CREATE TABLE " . table($temp_name) . " (\n" . implode(",\n", $fields) . "\n)")) {
// implicit ROLLBACK to not overwrite $connection->error
@@ -785,7 +810,7 @@ if (isset($_GET["sqlite"]) || isset($_GET["sqlite2"])) {
}
function support($feature) {
return preg_match('~^(columns|database|drop_col|dump|indexes|descidx|move_col|sql|status|table|trigger|variables|view|view_trigger)$~', $feature);
return preg_match('~^(check|columns|database|drop_col|dump|indexes|descidx|move_col|sql|status|table|trigger|variables|view|view_trigger)$~', $feature);
}
function driver_config() {