diff --git a/UPGRADE.md b/UPGRADE.md
index 6f44c12f17c..82ba1ffbe9f 100644
--- a/UPGRADE.md
+++ b/UPGRADE.md
@@ -1,5 +1,9 @@
 # Upgrade to 3.0
 
+## BC BREAK: Removed support for schema emulation.
+
+The ORM no longer attempts to emulate schemas on SQLite.
+
 ## BC BREAK: Remove `Setup::registerAutoloadDirectory()`
 
 Use Composer's autoloader instead.
diff --git a/lib/Doctrine/ORM/Mapping/ClassMetadataInfo.php b/lib/Doctrine/ORM/Mapping/ClassMetadataInfo.php
index 890ddcd0172..487b6af11f3 100644
--- a/lib/Doctrine/ORM/Mapping/ClassMetadataInfo.php
+++ b/lib/Doctrine/ORM/Mapping/ClassMetadataInfo.php
@@ -3668,10 +3668,6 @@ public function getSequencePrefix(AbstractPlatform $platform)
         $schemaName = $this->getSchemaName();
         if ($schemaName) {
             $sequencePrefix = $schemaName . '.' . $tableName;
-
-            if (! $platform->supportsSchemas() && $platform->canEmulateSchemas()) {
-                $sequencePrefix = $schemaName . '__' . $tableName;
-            }
         }
 
         return $sequencePrefix;
diff --git a/lib/Doctrine/ORM/Mapping/DefaultQuoteStrategy.php b/lib/Doctrine/ORM/Mapping/DefaultQuoteStrategy.php
index cb15aaa95c1..e02d029e508 100644
--- a/lib/Doctrine/ORM/Mapping/DefaultQuoteStrategy.php
+++ b/lib/Doctrine/ORM/Mapping/DefaultQuoteStrategy.php
@@ -41,10 +41,6 @@ public function getTableName(ClassMetadata $class, AbstractPlatform $platform)
 
         if (! empty($class->table['schema'])) {
             $tableName = $class->table['schema'] . '.' . $class->table['name'];
-
-            if (! $platform->supportsSchemas() && $platform->canEmulateSchemas()) {
-                $tableName = $class->table['schema'] . '__' . $class->table['name'];
-            }
         }
 
         return isset($class->table['quoted'])
@@ -90,8 +86,7 @@ public function getJoinTableName(array $association, ClassMetadata $class, Abstr
         $schema = '';
 
         if (isset($association['joinTable']['schema'])) {
-            $schema  = $association['joinTable']['schema'];
-            $schema .= ! $platform->supportsSchemas() && $platform->canEmulateSchemas() ? '__' : '.';
+            $schema = $association['joinTable']['schema'] . '.';
         }
 
         $tableName = $association['joinTable']['name'];
diff --git a/lib/Doctrine/ORM/Tools/SchemaTool.php b/lib/Doctrine/ORM/Tools/SchemaTool.php
index 8d9cf1bc814..67885702bfe 100644
--- a/lib/Doctrine/ORM/Tools/SchemaTool.php
+++ b/lib/Doctrine/ORM/Tools/SchemaTool.php
@@ -393,7 +393,7 @@ static function (ClassMetadata $class) use ($idMapping): bool {
             }
         }
 
-        if (! $this->platform->supportsSchemas() && ! $this->platform->canEmulateSchemas()) {
+        if (! $this->platform->supportsSchemas()) {
             $schema->visit(new RemoveNamespacedAssets());
         }
 
diff --git a/tests/Doctrine/Tests/ORM/Functional/Ticket/DDC2825Test.php b/tests/Doctrine/Tests/ORM/Functional/Ticket/DDC2825Test.php
index e1b1f079630..d677a2e89de 100644
--- a/tests/Doctrine/Tests/ORM/Functional/Ticket/DDC2825Test.php
+++ b/tests/Doctrine/Tests/ORM/Functional/Ticket/DDC2825Test.php
@@ -30,7 +30,7 @@ protected function setUp(): void
 
         $platform = $this->_em->getConnection()->getDatabasePlatform();
 
-        if (! $platform->supportsSchemas() && ! $platform->canEmulateSchemas()) {
+        if (! $platform->supportsSchemas()) {
             self::markTestSkipped('This test is only useful for databases that support schemas or can emulate them.');
         }
     }
diff --git a/tests/Doctrine/Tests/ORM/Functional/Ticket/GH7079Test.php b/tests/Doctrine/Tests/ORM/Functional/Ticket/GH7079Test.php
index 5f5af547547..c4e7c47756d 100644
--- a/tests/Doctrine/Tests/ORM/Functional/Ticket/GH7079Test.php
+++ b/tests/Doctrine/Tests/ORM/Functional/Ticket/GH7079Test.php
@@ -74,12 +74,7 @@ public function testJoinTableName(): void
 
     private function getTableFullName(array $table): string
     {
-        $join = '.';
-        if (! $this->platform->supportsSchemas() && $this->platform->canEmulateSchemas()) {
-            $join = '__';
-        }
-
-        return $table['schema'] . $join . $table['name'];
+        return $table['schema'] . '.' . $table['name'];
     }
 
     private function createClassMetadata(string $className): ClassMetadata