小编ngu*_*huc的帖子

我从dynamoDB开始.我使用annotion mapping enity跟随:

@DynamoDBTable(tableName = "ProductCatalogz")
public static class Book {
    private int id;+
    private String title;+
    private String ISBN;+
    private Set<String> bookAuthors;+

    // private DimensionType dimensionType;

    @DynamoDBHashKey(attributeName = "Id")
    public int getId() {
        return id;
    }

    public void setId(int id) {
        this.id = id;
    }

    @DynamoDBAttribute(attributeName = "Title")
    public String getTitle() {
        return title;
    }

    public void setTitle(String title) {
        this.title = title;
    }

    @DynamoDBAttribute(attributeName = "ISBN")
    public String getISBN() {
        return ISBN;
    }

    public void setISBN(String ISBN) { …