diff --git a/packages/php-datatypes/src/Definition/Bigquery.php b/packages/php-datatypes/src/Definition/Bigquery.php
index e0fd6ce30..00f955ef8 100644
--- a/packages/php-datatypes/src/Definition/Bigquery.php
+++ b/packages/php-datatypes/src/Definition/Bigquery.php
@@ -76,7 +76,17 @@ class Bigquery extends Common
     public const TYPE_STRING = 'STRING'; // STRING(L) L is a positive INT64 value
 
     public const TYPE_STRUCT = 'STRUCT';
-
+    // Map of types available in SQL api but not supported by REST API
+    // Most of them are aliases for other types
+    public const REST_API_TYPES_MAP = [
+        self::TYPE_INT => self::TYPE_INT64,
+        self::TYPE_SMALLINT => self::TYPE_INT64,
+        self::TYPE_BIGINT => self::TYPE_INT64,
+        self::TYPE_TINYINT => self::TYPE_INT64,
+        self::TYPE_BYTEINT => self::TYPE_INT64,
+        self::TYPE_DECIMAL => self::TYPE_NUMERIC,
+        self::TYPE_BIGDECIMAL => self::TYPE_BIGNUMERIC,
+    ];
     public const TYPES = [
         self::TYPE_ARRAY,
         self::TYPE_BOOL,
diff --git a/packages/php-table-backend-utils/src/Column/Bigquery/Parser/SQLtoRestDatatypeConverter.php b/packages/php-table-backend-utils/src/Column/Bigquery/Parser/SQLtoRestDatatypeConverter.php
index 4e65d1139..9b68c50f5 100644
--- a/packages/php-table-backend-utils/src/Column/Bigquery/Parser/SQLtoRestDatatypeConverter.php
+++ b/packages/php-table-backend-utils/src/Column/Bigquery/Parser/SQLtoRestDatatypeConverter.php
@@ -191,7 +191,7 @@ public static function convertColumnToRestFormat(BigqueryColumn $column): array
             // others
             $schema = [
                 'name' => $column->getColumnName(),
-                'type' => $definition->getType(),
+                'type' => self::getRestTypeForType($definition->getType()),
             ];
             $schema = self::updateSchemaLength($definition->getLength(), $schema);
             if ($definition->isNullable() === false) {
@@ -204,4 +204,12 @@ public static function convertColumnToRestFormat(BigqueryColumn $column): array
         /** @phpstan-var BigqueryTableFieldSchema */
         return $schema;
     }
+
+    private static function getRestTypeForType(string $type): string
+    {
+        if (array_key_exists($type, Bigquery::REST_API_TYPES_MAP)) {
+            return Bigquery::REST_API_TYPES_MAP[$type];
+        }
+        return $type;
+    }
 }
diff --git a/packages/php-table-backend-utils/tests/Unit/Column/Bigquery/Parser/SQLtoRestDatatypeConverterTest.php b/packages/php-table-backend-utils/tests/Unit/Column/Bigquery/Parser/SQLtoRestDatatypeConverterTest.php
index 4aaf32132..907bba9c4 100644
--- a/packages/php-table-backend-utils/tests/Unit/Column/Bigquery/Parser/SQLtoRestDatatypeConverterTest.php
+++ b/packages/php-table-backend-utils/tests/Unit/Column/Bigquery/Parser/SQLtoRestDatatypeConverterTest.php
@@ -388,6 +388,77 @@ public function definitions(): Generator
                 ],
             ],
         ];
+        // aliases
+        yield 'INT' => [
+            'type' => Bigquery::TYPE_INT,
+            'length' => null,
+            'default' => null,
+            'nullable' => true,
+            'expected' => [
+                'name' => 'myCol',
+                'type' => 'INT64',
+            ],
+        ];
+        yield 'SMALLINT' => [
+            'type' => Bigquery::TYPE_SMALLINT,
+            'length' => null,
+            'default' => null,
+            'nullable' => true,
+            'expected' => [
+                'name' => 'myCol',
+                'type' => 'INT64',
+            ],
+        ];
+        yield 'BIGINT' => [
+            'type' => Bigquery::TYPE_BIGINT,
+            'length' => null,
+            'default' => null,
+            'nullable' => true,
+            'expected' => [
+                'name' => 'myCol',
+                'type' => 'INT64',
+            ],
+        ];
+        yield 'TINYINT' => [
+            'type' => Bigquery::TYPE_TINYINT,
+            'length' => null,
+            'default' => null,
+            'nullable' => true,
+            'expected' => [
+                'name' => 'myCol',
+                'type' => 'INT64',
+            ],
+        ];
+        yield 'BYTEINT' => [
+            'type' => Bigquery::TYPE_BYTEINT,
+            'length' => null,
+            'default' => null,
+            'nullable' => true,
+            'expected' => [
+                'name' => 'myCol',
+                'type' => 'INT64',
+            ],
+        ];
+        yield 'DECIMAL' => [
+            'type' => Bigquery::TYPE_DECIMAL,
+            'length' => null,
+            'default' => null,
+            'nullable' => true,
+            'expected' => [
+                'name' => 'myCol',
+                'type' => 'NUMERIC',
+            ],
+        ];
+        yield 'BIGDECIMAL' => [
+            'type' => Bigquery::TYPE_BIGDECIMAL,
+            'length' => null,
+            'default' => null,
+            'nullable' => true,
+            'expected' => [
+                'name' => 'myCol',
+                'type' => 'BIGNUMERIC',
+            ],
+        ];
     }
 
     /**