diff --git a/jOOQ/src/main/java/org/jooq/impl/AbstractResultQuery.java b/jOOQ/src/main/java/org/jooq/impl/AbstractResultQuery.java
index 90a08f9689..1c3313f110 100644
--- a/jOOQ/src/main/java/org/jooq/impl/AbstractResultQuery.java
+++ b/jOOQ/src/main/java/org/jooq/impl/AbstractResultQuery.java
@@ -40,6 +40,7 @@ import static java.util.Arrays.asList;
 import static java.util.concurrent.Executors.newSingleThreadExecutor;
 // ...
 import static org.jooq.SQLDialect.CUBRID;
+// ...
 import static org.jooq.SQLDialect.POSTGRES;
 // ...
 import static org.jooq.impl.DSL.field;
@@ -251,6 +252,9 @@ abstract class AbstractResultQuery<R extends Record> extends AbstractQuery imple
     protected final int execute(ExecuteContext ctx, ExecuteListener listener) throws SQLException {
         listener.executeStart(ctx);
 
+        // [#5666] Avoid calling Statement.getUpdateCount() twice
+        Integer updateCount = null;
+
         // [#4511] [#4753] PostgreSQL doesn't like fetchSize with autoCommit == true
         int f = SettingsTools.getFetchSize(fetchSize, ctx.settings());
         if (ctx.family() == POSTGRES && f != 0 && ctx.connection().getAutoCommit())
@@ -265,6 +269,28 @@ abstract class AbstractResultQuery<R extends Record> extends AbstractQuery imple
 
 
 
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                          if (ctx.statement().execute()) {
             ctx.resultSet(ctx.statement().getResultSet());
         }
@@ -281,9 +307,9 @@ abstract class AbstractResultQuery<R extends Record> extends AbstractQuery imple
             //         not a result set.
             if (ctx.resultSet() == null) {
                 DSLContext dsl = DSL.using(ctx.configuration());
-                Field<Integer> updateCount = field(name("UPDATE_COUNT"), int.class);
-                Result<Record1<Integer>> r = dsl.newResult(updateCount);
-                r.add(dsl.newRecord(updateCount).values(ctx.statement().getUpdateCount()));
+                Field<Integer> c = field(name("UPDATE_COUNT"), int.class);
+                Result<Record1<Integer>> r = dsl.newResult(c);
+                r.add(dsl.newRecord(c).values(updateCount != null ? updateCount : ctx.statement().getUpdateCount()));
                 ctx.resultSet(new MockResultSet(r));
             }