From 2b5683d0f205f7db90d6e2ccf8641731147f2daf Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jan=20Kucha=C5=99?= <honza.kuchar@grifart.cz>
Date: Fri, 14 Dec 2018 18:47:26 +0100
Subject: [PATCH] PostgreDriver: fix indexes reflection for indexes on
 expressions (#323)

---
 src/Dibi/Drivers/PostgreReflector.php | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/Dibi/Drivers/PostgreReflector.php b/src/Dibi/Drivers/PostgreReflector.php
index 0c72608..17b0dc9 100644
--- a/src/Dibi/Drivers/PostgreReflector.php
+++ b/src/Dibi/Drivers/PostgreReflector.php
@@ -176,8 +176,11 @@ class PostgreReflector implements Dibi\Reflector
 			$indexes[$row['relname']]['name'] = $row['relname'];
 			$indexes[$row['relname']]['unique'] = $row['indisunique'] === 't' || $row['indisunique'] === true;
 			$indexes[$row['relname']]['primary'] = $row['indisprimary'] === 't' || $row['indisprimary'] === true;
+			$indexes[$row['relname']]['columns'] = [];
 			foreach (explode(' ', $row['indkey']) as $index) {
-				$indexes[$row['relname']]['columns'][] = $columns[$index];
+				if (isset($columns[$index])) {
+					$indexes[$row['relname']]['columns'][] = $columns[$index];
+				}
 			}
 		}
 		return array_values($indexes);