From eb2682935bd86d0fcef970a6e4b1ad4157b10a65 Mon Sep 17 00:00:00 2001
From: Lukas Eder <lukas.eder@gmail.com>
Date: Wed, 24 Feb 2021 14:22:51 +0100
Subject: [PATCH] [jOOQ/jOOQ#5851] Make sure we have at least 1 data type

---
 jOOQ/src/main/java/org/jooq/impl/Values.java | 14 +++++++++-----
 1 file changed, 9 insertions(+), 5 deletions(-)

diff --git a/jOOQ/src/main/java/org/jooq/impl/Values.java b/jOOQ/src/main/java/org/jooq/impl/Values.java
index c33cecc50d..a0110bca82 100644
--- a/jOOQ/src/main/java/org/jooq/impl/Values.java
+++ b/jOOQ/src/main/java/org/jooq/impl/Values.java
@@ -116,12 +116,16 @@ final class Values<R extends Record> extends AbstractTable<R> {
 
             typeLoop:
             for (int i = 0; i < types.length; i++) {
-                for (Row row : rows) {
-                    DataType<?> type = row.dataType(i);
+                types[i] = rows[0].dataType(i);
 
-                    if (type.getType() != Object.class) {
-                        types[i] = type;
-                        continue typeLoop;
+                if (types[i].getType() == Object.class) {
+                    for (int j = 1; j < rows.length; j++) {
+                        DataType<?> type = rows[j].dataType(i);
+
+                        if (type.getType() != Object.class) {
+                            types[i] = type;
+                            continue typeLoop;
+                        }
                     }
                 }
             }