From e585ab2ce30e5278e79968d1017d0c2579be1954 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Michael=20Vo=C5=99=C3=AD=C5=A1ek?= <mvorisek@mvorisek.cz>
Date: Tue, 5 Jul 2022 19:38:48 +0200
Subject: [PATCH] fix Oracle long string literal to CLOB split

---
 src/Persistence/Sql/Oracle/ExpressionTrait.php | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/src/Persistence/Sql/Oracle/ExpressionTrait.php b/src/Persistence/Sql/Oracle/ExpressionTrait.php
index 3324df70c..684d0d406 100644
--- a/src/Persistence/Sql/Oracle/ExpressionTrait.php
+++ b/src/Persistence/Sql/Oracle/ExpressionTrait.php
@@ -46,13 +46,17 @@ protected function updateRenderBeforeExecute(array $render): array
         $newParamBase = $this->paramBase;
         $newParams = [];
         $sql = preg_replace_callback(
-            '~\'(?:\'\'|\\\\\'|[^\'])*+\'\K|:\w+~s',
+            '~\'(?:\'\'|\\\\\'|[^\'])*+\'|:\w+~s',
             function ($matches) use ($params, &$newParams, &$newParamBase) {
-                if ($matches[0] === '') {
-                    return '';
+                if (str_starts_with($matches[0], '\'')) {
+                    $value = str_replace('\'\'', '\'', substr($matches[0], 1, -1));
+                    if (strlen($value) <= 4000) {
+                        return $matches[0];
+                    }
+                } else {
+                    $value = $params[$matches[0]];
                 }
 
-                $value = $params[$matches[0]];
                 if (is_string($value) && strlen($value) > 4000) {
                     $expr = $this->convertLongStringToClobExpr($value);
                     unset($value);