Java 8:以数据表的形式存储和检索数据

你可以使用番石榴

https://github.com/google/guava/wiki/NewCollectionTypesExplained#table

Table records = HashBasedTable.create();
records.put("s1","c1",5);
records.put("s3", "c3", 6);

Integer val = records.get("s1","c1"); // val = 5