简体中文
English

Preface
Updates and documentation
Quick start
Core architecture
- Life cycle
- Global events
- Annotation
- Other architecture systems
Basic use
- Swoole example
- Base command
- Custom command
- EasySwoole Bridge
- Custom process
- Custom events
- Task AsyncTask
- Timer timer
- Crontab planning tasks
- Log and Exception
  - Log
  - Exception
- Unit testing
- Remote console
- IOC container
- Context manager
- Coroutine
HTTP service
- Dispatch
- FastRoute
- Controller
- Request
- Response
- View
- Verification Code
  - Configure
  - Use
- File upload
- Validator
- Auth Check
- ErrorsAndExceptions
- CommonProblem
Socket service
Database
- DDL definition
- mysqli
  - Installation and use
  - Query Builder
    - Basic use
    - Query
    - Insert
    - Update
    - Delete
    - Chaining operations
      - limit
      - fields
      - where
      - orWhere
      - orderBy
      - groupBy
      - having
      - orHaving
      - join
      - joinWhere
      - joinOrWhere
      - union
      - lockInShareMode
      - selectForUpdate
      - setLockTableMode
      - lockTable
      - unlockTable
      - setQueryOption
      - setPrefix
      - withTotalCount
      - replace
      - onDuplicate
- ORM
  - Install
  - Configuration information registration
  - Defining model
  - Invoke execution
  - Custom SQL execution
  - Last result
  - Last Query
  - Transaction operation
  - Read and write separation
  - Inquire
  - Quick query
  - Special query
  - Add
  - Delete
  - Update
  - Coherent operation
  - polymerization
  - Getter
  - Modifier
  - Association
  - Event
    - Callback event
    - Model event
- elasticsearch
  - Install and use
  - Insert
  - Delete
  - Update
  - Search
  - Analysis
Cache
- Redis
  - Introduce
  - Install
  - Configure
  - Stand alone client
  - Cluster client
  - Connection pool
  - Connection
  - Key
  - String
  - Hash
  - Lists
  - Sets
  - Sorted sets
  - HyperLogLog
  - Pub/Sub
  - Transaction
  - Geohash
  - Cluster
  - Pipe
- memcached
  - Client
  - Connection pool
- FastCache
  - Basic use
Queue service
- Queue
- Kafka
- FastCache queue
Component library
- Basic components
- Spl component
  - SplArray
  - SplBean
  - SplEnum
  - SplStream
  - SplFileStream
  - SplString
- Universal connection pool
- Redis-pool connection pool
- HTTP protocol client
- Actor component
  - Install
  - Interpretation of design
- Whoops
- SyncInvoker
  - MongoDb client case
- Link tracking
- Policy permissions
- JWT
  - use
  - encode
  - decode
- Atomic current limiter
- words-match
- Miscellaneous tools
  - ArrayToTextTable
  - File
  - Hash
  - Random
  - SnowFlake
  - Str
  - Time
- Smtp Client
- Spider
- LiunxDash
Microservice and distribution
- What is microservice？
- How to realize distributed？
- Service restriction
- IP current limiting
- Rpc service
- Consul client
- Configuration center
  - Appolo configuration center
Public articles
Common problem
Open source projects
- introduction
- ritaswcIpAddress-IP address locations(Offline version)
Application deployment
- Docker
- Nginx
- Supervisor

union

Build a UNION statement

Pass the instructions

Method prototype

function union($cond, $isUnionAll = false)

$cond Condition
$isUnionAll