Let the caller do the quoting

lib/Doctrine/DBAL/Query/Expression/ExpressionBuilder.php

@@ -260,7 +260,7 @@ class ExpressionBuilder
     public function like($x, $y/*, ?string $escapeChar = null */)
     {
         return $this->comparison($x, 'LIKE', $y) .
-            (func_num_args() >= 3 ? sprintf(" ESCAPE '%s'", func_get_arg(2)) : '');
+            (func_num_args() >= 3 ? sprintf(' ESCAPE %s', func_get_arg(2)) : '');
     }
 
     /**
@@ -274,7 +274,7 @@ class ExpressionBuilder
     public function notLike($x, $y/*, ?string $escapeChar = null */)
     {
         return $this->comparison($x, 'NOT LIKE', $y) .
-            (func_num_args() >= 3 ? sprintf(" ESCAPE '%s'", func_get_arg(2)) : '');
+            (func_num_args() >= 3 ? sprintf(' ESCAPE %s', func_get_arg(2)) : '');
     }
 
     /**

tests/Doctrine/Tests/DBAL/Query/Expression/ExpressionBuilderTest.php

@@ -229,7 +229,7 @@ class ExpressionBuilderTest extends \Doctrine\Tests\DbalTestCase
     {
         self::assertEquals(
             "a.song LIKE 'a virgin' ESCAPE '💩'",
-            $this->expr->like('a.song', "'a virgin'", '💩')
+            $this->expr->like('a.song', "'a virgin'", "'💩'")
         );
     }
 
@@ -245,7 +245,7 @@ class ExpressionBuilderTest extends \Doctrine\Tests\DbalTestCase
     {
         self::assertEquals(
             "p.description NOT LIKE '20💩%' ESCAPE '💩'",
-            $this->expr->notLike('p.description', "'20💩%'", '💩')
+            $this->expr->notLike('p.description', "'20💩%'", "'💩'")
         );
     }
 }