diff --git a/lib/dialects/mssql.ts b/lib/dialects/mssql.ts
index 1db47b7..4db3305 100644
--- a/lib/dialects/mssql.ts
+++ b/lib/dialects/mssql.ts
@@ -342,6 +342,17 @@ export default class MSSQL implements SchemaInspector {
     return columnName as string;
   }
 
+    /**
+   * Get the primarys key column for the given table
+   */
+     async primarys(table: string) {
+       
+      const results = await this.knex.raw("EXEC sp_pkeys ?",[table])
+    
+      const columnName = results.length > 0 ? results : null;
+      return columnName as object;
+    }
+
   // Foreign Keys
   // ===============================================================================================
 
diff --git a/lib/types/schema-inspector.ts b/lib/types/schema-inspector.ts
index f754eb1..2856d4f 100644
--- a/lib/types/schema-inspector.ts
+++ b/lib/types/schema-inspector.ts
@@ -21,6 +21,7 @@ export interface SchemaInspector {
 
   hasColumn(table: string, column: string): Promise<boolean>;
   primary(table: string): Promise<string | null>;
+  primarys(table: string): Promise<object | null>;
 
   foreignKeys(table?: string): Promise<ForeignKey[]>;