Hck 10442 add adapter to convert hasMaxLength to Polyglot (#140)

* HCK-10442: add adapters to properly convert hasMaxLength property

* HCK-10442: removed trailing comma

* HCK-10442: removed redundant license

* HCK-10442: removed redundant comment

* HCK-10422: made adapter more explicit

Author: NazarKovtun1

polyglot/adapter.json

@@ -171,6 +171,24 @@
 				"parent": {
 					"type": "vector"
 				}
+			},
+			{
+				"from": {
+					"type": "varchar",
+					"hasMaxLength": true
+				},
+				"to": {
+					"length": 10485760
+				}
+			},
+			{
+				"from": {
+					"type": "nvarchar",
+					"hasMaxLength": true
+				},
+				"to": {
+					"length": 10485760
+				}
 			}
 		]
 	},

polyglot/convertAdapter.json

@@ -49,6 +49,15 @@
 				"to": {
 					"subtype": "vector<real>"
 				}
+			},
+			{
+				"from": {
+					"mode": "varchar",
+					"length": 10485760
+				},
+				"to": {
+					"hasMaxLength": true
+				}
 			}
 		]
 	}