[v3] Enable SQLite column metadata

src/Package/Library/sqlite.php

@@ -19,7 +19,12 @@ class sqlite
     #[BuildFor('Linux')]
     public function buildUnix(LibraryPackage $lib): void
     {
-        UnixAutoconfExecutor::create($lib)->configure()->make();
+        UnixAutoconfExecutor::create($lib)
+            ->appendEnv([
+                'CFLAGS' => '-DSQLITE_ENABLE_COLUMN_METADATA=1',
+            ])
+            ->configure()
+            ->make();
         $lib->patchPkgconfPrefix(['sqlite3.pc']);
     }
 

src/globals/ext-tests/pdo_sqlite.php

@@ -0,0 +1,16 @@
+<?php
+
+declare(strict_types=1);
+
+$pdo = new PDO('sqlite::memory:');
+$pdo->exec('CREATE TABLE spc_column_metadata_test (id INTEGER)');
+
+$stmt = $pdo->query('SELECT id FROM spc_column_metadata_test');
+if ($stmt === false) {
+    throw new RuntimeException('Failed to query SQLite metadata test table.');
+}
+
+$metadata = $stmt->getColumnMeta(0);
+if (($metadata['table'] ?? null) !== 'spc_column_metadata_test') {
+    throw new RuntimeException('PDO SQLite column metadata does not include the origin table.');
+}

src/globals/ext-tests/sqlite3.php

@@ -0,0 +1,10 @@
+<?php
+
+declare(strict_types=1);
+
+$sqlite = new SQLite3(':memory:');
+$enabled = $sqlite->querySingle("SELECT sqlite_compileoption_used('ENABLE_COLUMN_METADATA')");
+
+if ((int) $enabled !== 1) {
+    throw new RuntimeException('SQLite was not built with SQLITE_ENABLE_COLUMN_METADATA.');
+}