Adds toRawSql() to Query Builders (#5898)

Co-authored-by: 李铭昕 <715557344@qq.com>

Author: huangdijia

src/Query/Grammars/PostgresGrammar.php

@@ -152,6 +152,28 @@ public function compileTruncate(Builder $query): array
         return ['truncate ' . $this->wrapTable($query->from) . ' restart identity cascade' => []];
     }
 
+    /**
+     * Substitute the given bindings into the given raw SQL query.
+     *
+     * @param string $sql
+     * @param array $bindings
+     * @return string
+     */
+    public function substituteBindingsIntoRawSql($sql, $bindings)
+    {
+        $query = parent::substituteBindingsIntoRawSql($sql, $bindings);
+
+        foreach ($this->operators as $operator) {
+            if (! str_contains($operator, '?')) {
+                continue;
+            }
+
+            $query = str_replace(str_replace('?', '??', $operator), $operator, $query);
+        }
+
+        return $query;
+    }
+
     /**
      * Compile an update from statement into SQL.
      *

tests/Cases/DatabasePostgresQueryGrammarTest.php

@@ -0,0 +1,45 @@
+<?php
+
+declare(strict_types=1);
+/**
+ * This file is part of Hyperf.
+ *
+ * @link     https://www.hyperf.io
+ * @document https://hyperf.wiki
+ * @contact  group@hyperf.io
+ * @license  https://github.com/hyperf/hyperf/blob/master/LICENSE
+ */
+namespace HyperfTest\Database\PgSQL\Cases;
+
+use Hyperf\Database\Connection;
+use Hyperf\Database\PgSQL\Query\Grammars\PostgresGrammar;
+use Mockery as m;
+use PHPUnit\Framework\TestCase;
+
+/**
+ * @internal
+ * @coversNothing
+ */
+class DatabasePostgresQueryGrammarTest extends TestCase
+{
+    protected function tearDown(): void
+    {
+        m::close();
+    }
+
+    public function testToRawSql()
+    {
+        $connection = m::mock(Connection::class);
+        $connection->shouldReceive('escape')->with('foo', false)->andReturn("'foo'");
+        $grammar = new PostgresGrammar();
+
+        $bindings = array_map(fn ($value) => $connection->escape($value, false), ['foo']);
+
+        $query = $grammar->substituteBindingsIntoRawSql(
+            'select * from "users" where \'{}\' ?? \'Hello\\\'\\\'World?\' AND "email" = ?',
+            $bindings,
+        );
+
+        $this->assertSame('select * from "users" where \'{}\' ? \'Hello\\\'\\\'World?\' AND "email" = \'foo\'', $query);
+    }
+}