CreateTable - 创建新表。或者,也可以创建一个或多个二级索引并为表启用 DynamoDB Streams。 DescribeTable - 返回有关表的信息,例如,表的主键架构、吞吐量设置、索引信息等。 ListTables - 返回列表中所有表的名称。 UpdateTable - 修改表或其索引的设置、创建或删除表上的新索引或修改表的 DynamoDB Streams 设...
)#Wait until the table exists.self.client.get_waiter('table_exists').wait(TableName=tablename) response= self.client.describe_table(TableName=tablename)printresponse 这是在创建一张没有索引的表。创表需要时间,所以使用了get_waiter()方法。 4、插入数据 defput_item(self,tableName,item):try: self...
问DynamoDB get item，但仅当该项中的属性为false时EN您可以在params isDeleted:false中进行设置。这样...
DeleteItem– Deletes a single item from a table. You must specify the primary key for the item that you want to delete. BatchWriteItem– Deletes up to 25 items from one or more tables. This is more efficient than callingDeleteItemmultiple times because your application only needs a single...
aws dynamodb get-item \ --table-name ProductCatalog \ --key '{"Id":{"N":"1"}}' \ --consistent-read \ --projection-expression "Description, Price, RelatedItems" \ --return-consumed-capacity TOTAL Writing an item To create, update, or delete an item in a DynamoDB table, use one...
我还可以通过调用 DescribeTable API 来检查状态,验证 TableStatus = Active。 一会儿我便可以查询新区域中的表: aws dynamodb get-item --region eu-east-1 --table-name demo-global-table --key '{"id" : {"S" : "0123456789"}}' Bash { "Item": { "firstname": { "S": "Jeff" ...
( TableName='TableName', Item={ 'PartitionKey': {'S': 'key1'}, 'SortKey': {'S': 'key2'}, 'attribute_name': {'S': 'attribute_value'} } ) # 获取表中的项目 response = client.get_item( TableName='TableName', Key={ 'PartitionKey': {'S': 'key1'}, 'SortKey': {'S'...
TableName": "InvoiceTotal", "Key": { "InvoiceNumber": 1212121 } UpdateExpression="ADD Total :Amount SET update_date = :date" The:Amountvalue can be read from the DynamoDB update stream whenever a new item is added to theInvoiceTransactionstable, and:datecan be the current date. TheADD...
Batch operations can get, put or delete multiple items with a single call. There are some DynamoDB limitations (such as items count, payload size, etc), so please check the documentation in advance. (BatchGetItem, BatchWriteItem) batchGetItem() DB::table('Thread') ->batchGetItem([ [ 'Fo...
var Event = dynamo.define('Event', { hashKey : 'name', schema : { name : Joi.string(), total : Joi.number() }, // store monthly event data tableName: function () { var d = new Date(); return ['events', d.getFullYear(), d.getMonth() + 1].join('_'); } });...