feat: Increase maximum VARCHAR size in Snowflake to 128MB, according to 2025_02 Bundle

https://docs.snowflake.com/en/release-notes/bcr-bundles/2025_02/bcr-1942

Author: pepamartinec

src/Definition/Snowflake.php

@@ -106,7 +106,7 @@ class Snowflake extends Common
         self::TYPE_GEOMETRY,
         self::TYPE_VECTOR,
     ];
-    public const MAX_VARCHAR_LENGTH = 16777216;
+    public const MAX_VARCHAR_LENGTH = 134217728;
     public const MAX_VARBINARY_LENGTH = 8388608;
 
     /**

tests/SnowflakeDatatypeTest.php

@@ -216,10 +216,10 @@ public function testValidCharacterLengths(): void
         new Snowflake('STRING');
         new Snowflake('STRING', ['length' => '']);
         new Snowflake('STRING', ['length' => '1']);
-        new Snowflake('STRING', ['length' => '16777216']);
+        new Snowflake('STRING', ['length' => '134217728']);
         new Snowflake('STRING', [
             'length' => [
-                'character_maximum' => '16777216',
+                'character_maximum' => '134217728',
             ],
         ]);
         new Snowflake('STRING', [
@@ -444,7 +444,7 @@ public function invalidCharacterLengths(): array
         return [
             ['a'],
             ['0'],
-            ['16777217'],
+            ['134217729'],
             ['-1'],
         ];
     }