主表结构(dmg-offline-archive.201604)
msgid(主分区键,字符串), msg(字符串), topic(字符串), ts(long型时间戳)
GSI二级索引(topic-ts-index)
项目键(topic)
排序键(ts)
public static void main(String[] args) {
AWSCredentials credentials = new BasicAWSCredentials("AKIAPVA435O7PIBRCPQDWA", "39456bfkdgrewGtfdsfdsff324dfs/iVlcof4");
Region region = Region.getRegion(Regions.fromName("cn-north-2"));
AmazonDynamoDBClient client = new AmazonDynamoDBClient(credentials);
client.setRegion(region);
DynamoDB dynamoDB = new DynamoDB(client);
Table table = dynamoDB.getTable("offline-archive.201604");
Index index = table.getIndex("topic-ts-index");
RangeKeyCondition rangeKeyCondition = new RangeKeyCondition("ts").between(1460531204769L, 1460531214769L);
QuerySpec spec = new QuerySpec().withHashKey("topic", "aws_topic_1_test").withRangeKeyCondition(rangeKeyCon