×
思维导图备注
ClickHouse v21.2 Documentation
首页
白天
夜间
小程序
阅读
书签
我的书签
添加书签
移除书签
min
来源:ClickHouse
浏览
243
扫码
分享
2021-03-09 08:11:30
min
min
Calculates the minimum.
当前内容版权归
ClickHouse
或其关联方所有，如需对内容或内容相关联开源项目进行关注与资助，请访问
ClickHouse
.
上一篇:
下一篇:
Introduction
Overview
Distinctive Features
Performance
History
Adopters
Information support
Getting Started
Example Datasets
Introduction
GitHub Events
Yandex.Metrica Data
Recipes Dataset
Star Schema Benchmark
WikiStat
Terabyte Click Logs from Criteo
AMPLab Big Data Benchmark
Brown University Benchmark
New York Taxi Data
Cell Towers
OnTime
Installation
Tutorial
Playground
Interfaces
Introduction
Command-Line Client
Native Interface (TCP)
HTTP Interface
MySQL Interface
Input and Output Formats
JDBC Driver
ODBC Driver
C++ Client Library
Third-Party
Third-Party Interfaces
Client Libraries
Integrations
Visual Interfaces
Proxies
Engines
Table Engines
Introduction
MergeTree Family
Introduction
MergeTree
Data Replication
Custom Partitioning Key
ReplacingMergeTree
SummingMergeTree
AggregatingMergeTree
CollapsingMergeTree
VersionedCollapsingMergeTree
GraphiteMergeTree
Log Family
Introduction
StripeLog
Log
TinyLog
Integrations
ODBC
JDBC
MySQL
HDFS
S3
Kafka
EmbeddedRocksDB
RabbitMQ
MongoDB
Table Engines for Integrations
Special
Special Table Engines
Distributed
Dictionary
Merge
File
Null
Set
Join
URL
View
MaterializedView
Memory
Buffer
External Data
GenerateRandom
Database Engines
Introduction
MaterializeMySQL
MySQL
Lazy
Atomic
SQL Reference
Statements
SELECT
Overview
ALL
ARRAY JOIN
DISTINCT
FORMAT
FROM
GROUP BY
HAVING
INTO OUTFILE
JOIN
LIMIT
LIMIT BY
ORDER BY
PREWHERE
SAMPLE
UNION
WHERE
WITH
INSERT INTO
CREATE
Overview
DATABASE
TABLE
VIEW
DICTIONARY
USER
ROLE
ROW POLICY
QUOTA
SETTINGS PROFILE
ALTER
ALTER
COLUMN
PARTITION
DELETE
UPDATE
ORDER BY
SAMPLE BY
INDEX
CONSTRAINT
TTL
USER
QUOTA
ROLE
ROW POLICY
SETTINGS PROFILE
SYSTEM
SHOW
GRANT
EXPLAIN
REVOKE
ATTACH
CHECK
DESCRIBE
DETACH
DROP
EXISTS
KILL
OPTIMIZE
RENAME
SET
SET ROLE
TRUNCATE
USE
WATCH
Syntax
Distributed DDL
Functions
Introduction
Arithmetic
Arrays
Array
Comparison
Logical
Type Conversion
Dates and Times
Strings
For Searching in Strings
For Replacing in Strings
Conditional
Mathematical
Rounding
Working with maps
Splitting and Merging Strings and Arrays
Bit
Bitmap
Hash
Pseudo-Random Numbers
Encoding
UUID
URLs
IP Addresses
JSON
External Dictionaries
Yandex.Metrica Dictionaries
IN Operator
arrayJoin
Geo
Geographical Coordinates
Geohash
H3 Indexes
Nullable
Machine Learning
Introspection
Tuples
Encryption
Other
Aggregate Functions
Introduction
Reference
count
min
max
sum
avg
any
stddevPop
stddevSamp
varPop(x)
varSamp
covarPop
covarSamp
anyHeavy
anyLast
argMin
argMax
avgWeighted
corr
topK
topKWeighted
groupArray
groupUniqArray
groupArrayInsertAt
groupArrayMovingSum
groupArrayMovingAvg
groupArraySample
groupBitAnd
groupBitOr
groupBitXor
groupBitmap
groupBitmapAnd
groupBitmapOr
groupBitmapXor
sumWithOverflow
deltaSum
sumMap
minMap
maxMap
initializeAggregation
skewPop
skewSamp
kurtPop
kurtSamp
uniq
uniqExact
uniqCombined
uniqCombined64
uniqHLL12
quantile
quantiles
quantileExact
quantileExactWeighted
quantileTiming
quantileTimingWeighted
quantileDeterministic
quantileTDigest
quantileTDigestWeighted
simpleLinearRegression
stochasticLinearRegression
stochasticLogisticRegression
categoricalInformationValue
studentTTest
welchTTest
mannWhitneyUTest
median
rankCorr
Combinators
Parametric
Table Functions
Introduction
file
merge
numbers
remote
url
mysql
jdbc
odbc
hdfs
s3
input
generateRandom
cluster
view
null function
Dictionaries
Introduction
External Dictionaries
General Description
Configuring an External Dictionary
Storing Dictionaries in Memory
Dictionary Updates
Sources of External Dictionaries
Dictionary Key and Fields
Hierarchical dictionaries
Polygon Dictionaries With Grids
Internal Dictionaries
Data Types
Introduction
UInt8, UInt16, UInt32, UInt64, UInt256, Int8, Int16, Int32, Int64, Int128, Int256
Float32, Float64
Decimal
Boolean
String
FixedString(N)
UUID
Date
DateTime
DateTime64
Enum
LowCardinality
Array(T)
AggregateFunction
Nested Data Structures
Nested(Name1 Type1, Name2 Type2, …)
Tuple(T1, T2, …)
Nullable
Special Data Types
Expression
Set
Nothing
Interval
Domains
Overview
IPv4
IPv6
Multiword Type Names
Geo
Map(key, value)
SimpleAggregateFunction
Operators
Operators
IN Operators
ANSI Compatibility
Window Functions
Window Functions
Guides
Overview
Applying CatBoost Models
Operations
Introduction
Requirements
Monitoring
Troubleshooting
ClickHouse Upgrade
Access Control and Account Management
External User Authenticators and Directories
Introduction
LDAP
Data Backup
Configuration Files
Quotas
Optimizing Performance
Query Profiling
System Tables
System Tables
system.asynchronous_metric_log
system.asynchronous_metrics
system.clusters
system.columns
system.contributors
system.crash_log
system.current_roles
system.data_type_families
system.databases
system.detached_parts
system.dictionaries
system.disks
system.distributed_ddl_queue
system.distribution_queue
system.enabled_roles
system.errors
system.events
system.functions
system.grants
system.graphite_retentions
system.licenses
system.merge_tree_settings
system.merges
system.metric_log
system.metrics
system.mutations
system.numbers
system.numbers_mt
system.one
system.opentelemetry_span_log
system.part_log
system.parts
system.parts_columns
system.processes
system.query_log
system.query_thread_log
system.quota_limits
system.quota_usage
system.quotas
system.quotas_usage
system.replicas
system.replicated_fetches
system.replication_queue
system.role_grants
system.roles
system.row_policies
system.settings
system.settings_profile_elements
system.settings_profiles
system.stack_trace
system.storage_policies
system.table_engines
system.tables
system.text_log
system.time_zones
system.trace_log
system.users
system.zookeeper
Server Configuration Parameters
Introduction
Server Settings
Testing Hardware
Settings
Introduction
Permissions for Queries
Restrictions on Query Complexity
Settings Profiles
Constraints on Settings
User Settings
MergeTree tables settings
Settings
Utilities
Overview
clickhouse-copier
clickhouse-local
clickhouse-benchmark
ClickHouse compressor
ClickHouse obfuscator
clickhouse-odbc-bridge
Usage Recommendations
OpenTelemetry Support
Caches
Development
For Beginners
Architecture Overview
Continuous Integration Checks
Build on Linux
Build on Mac OS X
Build on Linux for Mac OS X
Build on Linux for AARCH64 (ARM64)
C++ Guide
Testing
Third-Party Libraries Used
Source Code Browser
CMake in ClickHouse
How to add test queries to ClickHouse CI
Commercial
Cloud
Support
Introduction
F.A.Q.
General
Why ClickHouse is so fast?
Who is using ClickHouse?
What does “ClickHouse” mean?
What does “Не тормозит” mean?
What is OLAP?
What is a columnar database?
Why not use something like MapReduce?
Use Cases
Can I use ClickHouse as a time-series database?
Can I use ClickHouse as a key-value storage?
Operations
Which ClickHouse version to use in production?
Is it possible to delete old records from a ClickHouse table?
Integration
How do I export data from ClickHouse to a file?
How to import JSON into ClickHouse?
What if I have a problem with encodings when connecting to Oracle via ODBC?
What’s New
Changelog
2021
2020
2019
2018
2017
Roadmap
Security Changelog
What’s New in ClickHouse?
暂无相关搜索结果！
本文档使用
BookStack
构建
×
分享，让知识传承更久远
×
文章二维码
手机扫一扫，轻松掌上读
×
文档下载
普通下载
下载码下载(免登录无限下载)
你与大神的距离，只差一个APP
请下载您需要的格式的文档，随时随地，享受汲取知识的乐趣！
PDF
文档
EPUB
文档
MOBI
文档
温馨提示
每天每在网站阅读学习一分钟时长可下载一本电子书，每天连续签到可增加阅读时长
下载码方式下载：免费、免登录、无限制。
免费获取下载码
下载码
文档格式
PDF
EPUB
MOBI
码上下载
×
微信小程序阅读
您与他人的薪资差距，只差一个随时随地学习的小程序
×
书签列表
×
阅读记录
阅读进度:
0.00%
(
0/0
)
重置阅读进度
我的书签
添加书签
移除书签
