DECR key *Return value *Examples DECR key Available since 1.0.0. Time complexity: O(1) Decrements the number stored at key by one. If the key does not exist, it is set t...

etcd API Reference service Auth (etcdserver/etcdserverpb/rpc.proto) service Cluster (etcdserver/etcdserverpb/rpc.proto) service KV (etcdserver/etcdserverpb/rpc.proto) service...

Method Parameters Request Body Result Response Codes Example Request Response Activates or suspends process definitions with the given process definition key. Method PU...

AWS S3 binding spec Component format Warning Spec metadata fields Binding support Create file Examples Save text to a random generated UUID file Save text to a specific file ...

字典对象 字典对象 type PyDictObject 这个 PyObject 的子类型代表一个Python字典对象。 PyTypeObject PyDict_Type Part of the Stable ABI . Python字典类型表示为 PyTypeObject 的实例。这与Python层面的 dict 是相...

Cache Configuration Cache Prerequisites Database Memcached Redis Cache Usage Obtaining A Cache Instance Accessing Multiple Cache Stores Retrieving Items From The Cache Check...

Pulsar Component format Warning Spec metadata fields Enabling message delivery retries Delay queue E2E Encryption Enabling publisher encryption from file certs Enabling consu...

How-To: Save and get state Introduction Pre-requisites Step 1: Setup a state store Step 2: Save and retrieve a single state Note Step 3: Delete state Step 4: Save and retrie...

NATS Key/Value Store Walkthrough Prerequisite: enabling JetStream Creating a KV bucket Storing a value Getting a value Deleting a value Watching a K/V Store Cleaning up N...

Overview Supported Operations Sharding scheme Key Ranges and Partitions Shard Names Resharding Additional Tools and Processes Sharding Shard widely, shard often. Sharding...