Implement the partial index for SQLite

Queries the sqlite_master instead of using PRAGMA because PRAGMA doesn't store the definition
doctrine · Dec 5, 2024 · 0774f2c · 0774f2c
1 parent 4a087f4
commit 0774f2c
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diff --git a/src/Platforms/SQLitePlatform.php b/src/Platforms/SQLitePlatform.php
@@ -987,4 +987,9 @@ public function normalizeUnquotedIdentifier(string $identifier): string
     {
         return $identifier;
     }
+
+    public function supportsPartialIndexes(): bool
+    {
+        return true;
+    }
 }
diff --git a/src/Schema/SQLiteSchemaManager.php b/src/Schema/SQLiteSchemaManager.php
@@ -151,6 +151,16 @@ static function (array $a, array $b): int {
             $idx['primary']    = false;
             $idx['non_unique'] = ! $tableIndex['unique'];
 
+            if ($tableIndex['partial'] === 1) {
+                $idx['where'] = $this->connection->fetchOne(
+                    <<<'SQL'
+                    SELECT SUBSTR(sql, INSTR(sql, 'WHERE') + 6)
+                    FROM sqlite_master WHERE type = 'index' AND name = (?)
+                    SQL,
+                    [$keyName],
+                );
+            }
+
             $indexArray = $this->connection->fetchAllAssociative('SELECT * FROM PRAGMA_INDEX_INFO (?)', [$keyName]);
 
             foreach ($indexArray as $indexColumnRow) {