HCK-10812: Refine Alternate keys in other RDMS targets (#143)

Author: Nightlngale

central_pane/style.json

@@ -42,6 +42,15 @@
 				}
 			],
 			"indexes",
+			{
+				"value": "AK",
+				"orderingNumbersBy": ["uniqueKey", "compositeUniqueKey"],
+				"dependency": {
+					"key": "alternateKey",
+					"value": true
+				},
+				"width": 16
+			},
 			"refType"
 		]
 	}

properties_pane/entity_level/entityLevelConfig.json

@@ -864,6 +864,13 @@ making sure that you maintain a proper JSON format.
 							"key": "deferrable",
 							"value": "DEFERRABLE"
 						}
+					},
+					{
+						"propertyName": "Alternate key",
+						"propertyKeyword": "alternateKey",
+						"propertyTooltip": "",
+						"propertyType": "checkbox",
+						"setFieldPropertyBy": "compositeUniqueKey"
 					}
 				]
 			}