PostgreSQL 10 build-in table partition(Range)

1.下载 rpm知识库包

操作系统版本：CentOS Linux release 7.2.1511 (Core) X64

[root@localhost home]# yum install https://download.postgresql.org/pub/repos/yum/testing/10/redhat/rhel-7-x86_64/pgdg-centos10-10-1.noarch.rpm

Preparing... ################################# [100%]

Updating / installing...

1:pgdg-centos10-10-1 ################################# [100%]

2.安装数据库

[root@localhost home]# yum groupinstall "PostgreSQL Database Server 10 PGDG"

Loaded plugins: fastestmirror

There is no installed groups file.

Maybe run: yum groups mark convert (see man yum)

base | 3.6 kB 00:00:00

extras | 3.4 kB 00:00:00

pgdg10-updates-testing | 4.1 kB 00:00:00

updates | 3.4 kB 00:00:00

(1/6): extras/7/x86_64/primary_db | 151 kB 00:00:01

(2/6): base/7/x86_64/group_gz | 155 kB 00:00:07

(3/6): pgdg10-updates-testing/7/x86_64/group_gz | 245 B 00:00:07

(4/6): base/7/x86_64/primary_db | 5.6 MB 00:00:08

(5/6): pgdg10-updates-testing/7/x86_64/primary_db | 79 kB 00:00:09

(6/6): updates/7/x86_64/primary_db | 4.7 MB 00:00:11

Determining fastest mirrors

* base: mirrors.tuna.tsinghua.edu.cn

* extras: mirrors.163.com

* updates: mirrors.163.com

Resolving Dependencies

--> Running transaction check

---> Package postgresql10.x86_64 0:10.0-20170419_1PGDG.rhel7.7 will be installed

---> Package postgresql10-contrib.x86_64 0:10.0-20170419_1PGDG.rhel7.7 will be installed

--> Processing Dependency: libxslt.so.1(LIBXML2_1.0.22)(64bit) for package: postgresql10-contrib-10.0-20170419_1PGDG.rhel7.7.x86_64

--> Processing Dependency: libxslt.so.1(LIBXML2_1.0.18)(64bit) for package: postgresql10-contrib-10.0-20170419_1PGDG.rhel7.7.x86_64

--> Processing Dependency: libxslt.so.1(LIBXML2_1.0.11)(64bit) for package: postgresql10-contrib-10.0-20170419_1PGDG.rhel7.7.x86_64

--> Processing Dependency: libxslt.so.1()(64bit) for package: postgresql10-contrib-10.0-20170419_1PGDG.rhel7.7.x86_64

--> Processing Dependency: libperl.so()(64bit) for package: postgresql10-contrib-10.0-20170419_1PGDG.rhel7.7.x86_64

---> Package postgresql10-libs.x86_64 0:10.0-20170419_1PGDG.rhel7.7 will be installed

---> Package postgresql10-server.x86_64 0:10.0-20170419_1PGDG.rhel7.7 will be installed

--> Processing Dependency: libicuuc.so.50()(64bit) for package: postgresql10-server-10.0-20170419_1PGDG.rhel7.7.x86_64

--> Processing Dependency: libicui18n.so.50()(64bit) for package: postgresql10-server-10.0-20170419_1PGDG.rhel7.7.x86_64

--> Running transaction check

---> Package libicu.x86_64 0:50.1.2-15.el7 will be installed

---> Package libxslt.x86_64 0:1.1.28-5.el7 will be installed

---> Package perl-libs.x86_64 4:5.16.3-291.el7 will be installed

--> Processing Dependency: perl(:MODULE_COMPAT_5.16.3) for package: 4:perl-libs-5.16.3-291.el7.x86_64

--> Running transaction check

---> Package perl.x86_64 4:5.16.3-291.el7 will be installed

--> Processing Dependency: perl(Socket) >= 1.3 for package: 4:perl-5.16.3-291.el7.x86_64

--> Processing Dependency: perl(Scalar::Util) >= 1.10 for package: 4:perl-5.16.3-291.el7.x86_64

--> Processing Dependency: perl-macros for package: 4:perl-5.16.3-291.el7.x86_64

--> Processing Dependency: perl(threads::shared) for package: 4:perl-5.16.3-291.el7.x86_64

--> Processing Dependency: perl(threads) for package: 4:perl-5.16.3-291.el7.x86_64

--> Processing Dependency: perl(constant) for package: 4:perl-5.16.3-291.el7.x86_64

--> Processing Dependency: perl(Time::Local) for package: 4:perl-5.16.3-291.el7.x86_64

--> Processing Dependency: perl(Time::HiRes) for package: 4:perl-5.16.3-291.el7.x86_64

--> Processing Dependency: perl(Storable) for package: 4:perl-5.16.3-291.el7.x86_64

--> Processing Dependency: perl(Socket) for package: 4:perl-5.16.3-291.el7.x86_64

--> Processing Dependency: perl(Scalar::Util) for package: 4:perl-5.16.3-291.el7.x86_64

--> Processing Dependency: perl(Pod::Simple::XHTML) for package: 4:perl-5.16.3-291.el7.x86_64

--> Processing Dependency: perl(Pod::Simple::Search) for package: 4:perl-5.16.3-291.el7.x86_64

--> Processing Dependency: perl(Getopt::Long) for package: 4:perl-5.16.3-291.el7.x86_64

--> Processing Dependency: perl(Filter::Util::Call) for package: 4:perl-5.16.3-291.el7.x86_64

--> Processing Dependency: perl(File::Temp) for package: 4:perl-5.16.3-291.el7.x86_64

--> Processing Dependency: perl(File::Spec::Unix) for package: 4:perl-5.16.3-291.el7.x86_64

--> Processing Dependency: perl(File::Spec::Functions) for package: 4:perl-5.16.3-291.el7.x86_64

--> Processing Dependency: perl(File::Spec) for package: 4:perl-5.16.3-291.el7.x86_64

--> Processing Dependency: perl(File::Path) for package: 4:perl-5.16.3-291.el7.x86_64

--> Processing Dependency: perl(Exporter) for package: 4:perl-5.16.3-291.el7.x86_64

--> Processing Dependency: perl(Cwd) for package: 4:perl-5.16.3-291.el7.x86_64

--> Processing Dependency: perl(Carp) for package: 4:perl-5.16.3-291.el7.x86_64

--> Running transaction check

---> Package perl-Carp.noarch 0:1.26-244.el7 will be installed

---> Package perl-Exporter.noarch 0:5.68-3.el7 will be installed

---> Package perl-File-Path.noarch 0:2.09-2.el7 will be installed

---> Package perl-File-Temp.noarch 0:0.23.01-3.el7 will be installed

---> Package perl-Filter.x86_64 0:1.49-3.el7 will be installed

---> Package perl-Getopt-Long.noarch 0:2.40-2.el7 will be installed

--> Processing Dependency: perl(Pod::Usage) >= 1.14 for package: perl-Getopt-Long-2.40-2.el7.noarch

--> Processing Dependency: perl(Text::ParseWords) for package: perl-Getopt-Long-2.40-2.el7.noarch

---> Package perl-PathTools.x86_64 0:3.40-5.el7 will be installed

---> Package perl-Pod-Simple.noarch 1:3.28-4.el7 will be installed

--> Processing Dependency: perl(Pod::Escapes) >= 1.04 for package: 1:perl-Pod-Simple-3.28-4.el7.noarch

--> Processing Dependency: perl(Encode) for package: 1:perl-Pod-Simple-3.28-4.el7.noarch

---> Package perl-Scalar-List-Utils.x86_64 0:1.27-248.el7 will be installed

---> Package perl-Socket.x86_64 0:2.010-4.el7 will be installed

---> Package perl-Storable.x86_64 0:2.45-3.el7 will be installed

---> Package perl-Time-HiRes.x86_64 4:1.9725-3.el7 will be installed

---> Package perl-Time-Local.noarch 0:1.2300-2.el7 will be installed

---> Package perl-constant.noarch 0:1.27-2.el7 will be installed

---> Package perl-macros.x86_64 4:5.16.3-291.el7 will be installed

---> Package perl-threads.x86_64 0:1.87-4.el7 will be installed

---> Package perl-threads-shared.x86_64 0:1.43-6.el7 will be installed

--> Running transaction check

---> Package perl-Encode.x86_64 0:2.51-7.el7 will be installed

---> Package perl-Pod-Escapes.noarch 1:1.04-291.el7 will be installed

---> Package perl-Pod-Usage.noarch 0:1.63-3.el7 will be installed

--> Processing Dependency: perl(Pod::Text) >= 3.15 for package: perl-Pod-Usage-1.63-3.el7.noarch

--> Processing Dependency: perl-Pod-Perldoc for package: perl-Pod-Usage-1.63-3.el7.noarch

---> Package perl-Text-ParseWords.noarch 0:3.29-4.el7 will be installed

--> Running transaction check

---> Package perl-Pod-Perldoc.noarch 0:3.20-4.el7 will be installed

--> Processing Dependency: perl(parent) for package: perl-Pod-Perldoc-3.20-4.el7.noarch

--> Processing Dependency: perl(HTTP::Tiny) for package: perl-Pod-Perldoc-3.20-4.el7.noarch

---> Package perl-podlators.noarch 0:2.5.1-3.el7 will be installed

--> Running transaction check

---> Package perl-HTTP-Tiny.noarch 0:0.033-3.el7 will be installed

---> Package perl-parent.noarch 1:0.225-244.el7 will be installed

--> Finished Dependency Resolution

Dependencies Resolved

====================================================================================================================================

Package Arch Version Repository Size

====================================================================================================================================

Installing for group install "PostgreSQL Database Server 10 PGDG":

postgresql10 x86_64 10.0-20170419_1PGDG.rhel7.7 pgdg10-updates-testing 1.4 M

postgresql10-contrib x86_64 10.0-20170419_1PGDG.rhel7.7 pgdg10-updates-testing 601 k

postgresql10-libs x86_64 10.0-20170419_1PGDG.rhel7.7 pgdg10-updates-testing 341 k

postgresql10-server x86_64 10.0-20170419_1PGDG.rhel7.7 pgdg10-updates-testing 4.5 M

Installing for dependencies:

libicu x86_64 50.1.2-15.el7 base 6.9 M

libxslt x86_64 1.1.28-5.el7 base 242 k

perl x86_64 4:5.16.3-291.el7 base 8.0 M

perl-Carp noarch 1.26-244.el7 base 19 k

perl-Encode x86_64 2.51-7.el7 base 1.5 M

perl-Exporter noarch 5.68-3.el7 base 28 k

perl-File-Path noarch 2.09-2.el7 base 26 k

perl-File-Temp noarch 0.23.01-3.el7 base 56 k

perl-Filter x86_64 1.49-3.el7 base 76 k

perl-Getopt-Long noarch 2.40-2.el7 base 56 k

perl-HTTP-Tiny noarch 0.033-3.el7 base 38 k

perl-PathTools x86_64 3.40-5.el7 base 82 k

perl-Pod-Escapes noarch 1:1.04-291.el7 base 51 k

perl-Pod-Perldoc noarch 3.20-4.el7 base 87 k

perl-Pod-Simple noarch 1:3.28-4.el7 base 216 k

perl-Pod-Usage noarch 1.63-3.el7 base 27 k

perl-Scalar-List-Utils x86_64 1.27-248.el7 base 36 k

perl-Socket x86_64 2.010-4.el7 base 49 k

perl-Storable x86_64 2.45-3.el7 base 77 k

perl-Text-ParseWords noarch 3.29-4.el7 base 14 k

perl-Time-HiRes x86_64 4:1.9725-3.el7 base 45 k

perl-Time-Local noarch 1.2300-2.el7 base 24 k

perl-constant noarch 1.27-2.el7 base 19 k

perl-libs x86_64 4:5.16.3-291.el7 base 688 k

perl-macros x86_64 4:5.16.3-291.el7 base 43 k

perl-parent noarch 1:0.225-244.el7 base 12 k

perl-podlators noarch 2.5.1-3.el7 base 112 k

perl-threads x86_64 1.87-4.el7 base 49 k

perl-threads-shared x86_64 1.43-6.el7 base 39 k

Transaction Summary

====================================================================================================================================

Install 4 Packages (+29 Dependent packages)

Total download size: 25 M

Installed size: 88 M

Is this ok [y/d/N]: y

Downloading packages:

warning: /var/cache/yum/x86_64/7/base/packages/perl-Carp-1.26-244.el7.noarch.rpm: Header V3 RSA/SHA256 Signature, key ID f4a80eb5: NOKEY

Public key for perl-Carp-1.26-244.el7.noarch.rpm is not installed

(1/33): perl-Carp-1.26-244.el7.noarch.rpm | 19 kB 00:00:06

(2/33): perl-Exporter-5.68-3.el7.noarch.rpm | 28 kB 00:00:00

(3/33): libxslt-1.1.28-5.el7.x86_64.rpm | 242 kB 00:00:09

(4/33): perl-File-Path-2.09-2.el7.noarch.rpm | 26 kB 00:00:05

(5/33): perl-Filter-1.49-3.el7.x86_64.rpm | 76 kB 00:00:00

(6/33): perl-File-Temp-0.23.01-3.el7.noarch.rpm | 56 kB 00:00:03

(7/33): perl-Getopt-Long-2.40-2.el7.noarch.rpm | 56 kB 00:00:00

(8/33): perl-PathTools-3.40-5.el7.x86_64.rpm | 82 kB 00:00:00

(9/33): perl-Pod-Escapes-1.04-291.el7.noarch.rpm | 51 kB 00:00:00

(10/33): perl-Pod-Perldoc-3.20-4.el7.noarch.rpm | 87 kB 00:00:00

(11/33): perl-Pod-Simple-3.28-4.el7.noarch.rpm | 216 kB 00:00:00

(12/33): perl-Pod-Usage-1.63-3.el7.noarch.rpm | 27 kB 00:00:00

(13/33): perl-Scalar-List-Utils-1.27-248.el7.x86_64.rpm | 36 kB 00:00:00

(14/33): perl-Socket-2.010-4.el7.x86_64.rpm | 49 kB 00:00:00

(15/33): perl-Storable-2.45-3.el7.x86_64.rpm | 77 kB 00:00:00

(16/33): perl-Text-ParseWords-3.29-4.el7.noarch.rpm | 14 kB 00:00:00

(17/33): perl-Time-HiRes-1.9725-3.el7.x86_64.rpm | 45 kB 00:00:00

(18/33): perl-Time-Local-1.2300-2.el7.noarch.rpm | 24 kB 00:00:00

(19/33): perl-constant-1.27-2.el7.noarch.rpm | 19 kB 00:00:00

(20/33): perl-libs-5.16.3-291.el7.x86_64.rpm | 688 kB 00:00:01

(21/33): perl-HTTP-Tiny-0.033-3.el7.noarch.rpm | 38 kB 00:00:06

(22/33): perl-macros-5.16.3-291.el7.x86_64.rpm | 43 kB 00:00:00

(23/33): perl-podlators-2.5.1-3.el7.noarch.rpm | 112 kB 00:00:00

(24/33): perl-parent-0.225-244.el7.noarch.rpm | 12 kB 00:00:01

(25/33): perl-threads-1.87-4.el7.x86_64.rpm | 49 kB 00:00:00

(26/33): perl-threads-shared-1.43-6.el7.x86_64.rpm | 39 kB 00:00:00

(27/33): libicu-50.1.2-15.el7.x86_64.rpm | 6.9 MB 00:00:21

(28/33): perl-Encode-2.51-7.el7.x86_64.rpm | 1.5 MB 00:00:27

(29/33): postgresql10-contrib-10.0-20170419_1PGDG.rhel7.7.x86_64.rpm | 601 kB 00:00:13

(30/33): perl-5.16.3-291.el7.x86_64.rpm | 8.0 MB 00:00:41

(31/33): postgresql10-libs-10.0-20170419_1PGDG.rhel7.7.x86_64.rpm | 341 kB 00:00:19

(32/33): postgresql10-10.0-20170419_1PGDG.rhel7.7.x86_64.rpm | 1.4 MB 00:01:11

(33/33): postgresql10-server-10.0-20170419_1PGDG.rhel7.7.x86_64.rpm | 4.5 MB 00:00:52

------------------------------------------------------------------------------------------------------------------------------------

Total 244 kB/s | 25 MB 00:01:46

Retrieving key from file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-7

Importing GPG key 0xF4A80EB5:

Userid : "CentOS-7 Key (CentOS 7 Official Signing Key) <security@centos.org>"

Fingerprint: 6341 ab27 53d7 8a78 a7c2 7bb1 24c6 a8a7 f4a8 0eb5

Package : centos-release-7-2.1511.el7.centos.2.10.x86_64 (@anaconda)

From : /etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-7

Is this ok [y/N]: y

Running transaction check

Running transaction test

Transaction test succeeded

Running transaction

Warning: RPMDB altered outside of yum.

Installing : postgresql10-libs-10.0-20170419_1PGDG.rhel7.7.x86_64 1/33

Installing : postgresql10-10.0-20170419_1PGDG.rhel7.7.x86_64 2/33

Installing : 1:perl-parent-0.225-244.el7.noarch 3/33

Installing : perl-HTTP-Tiny-0.033-3.el7.noarch 4/33

Installing : perl-podlators-2.5.1-3.el7.noarch 5/33

Installing : perl-Pod-Perldoc-3.20-4.el7.noarch 6/33

Installing : 1:perl-Pod-Escapes-1.04-291.el7.noarch 7/33

Installing : perl-Encode-2.51-7.el7.x86_64 8/33

Installing : perl-Text-ParseWords-3.29-4.el7.noarch 9/33

Installing : perl-Pod-Usage-1.63-3.el7.noarch 10/33

Installing : 4:perl-libs-5.16.3-291.el7.x86_64 11/33

Installing : 4:perl-macros-5.16.3-291.el7.x86_64 12/33

Installing : 4:perl-Time-HiRes-1.9725-3.el7.x86_64 13/33

Installing : perl-constant-1.27-2.el7.noarch 14/33

Installing : perl-Time-Local-1.2300-2.el7.noarch 15/33

Installing : perl-Socket-2.010-4.el7.x86_64 16/33

Installing : perl-Carp-1.26-244.el7.noarch 17/33

Installing : perl-Storable-2.45-3.el7.x86_64 18/33

Installing : perl-PathTools-3.40-5.el7.x86_64 19/33

Installing : perl-Scalar-List-Utils-1.27-248.el7.x86_64 20/33

Installing : 1:perl-Pod-Simple-3.28-4.el7.noarch 21/33

Installing : perl-Exporter-5.68-3.el7.noarch 22/33

Installing : perl-File-Temp-0.23.01-3.el7.noarch 23/33

Installing : perl-File-Path-2.09-2.el7.noarch 24/33

Installing : perl-threads-shared-1.43-6.el7.x86_64 25/33

Installing : perl-threads-1.87-4.el7.x86_64 26/33

Installing : perl-Filter-1.49-3.el7.x86_64 27/33

Installing : perl-Getopt-Long-2.40-2.el7.noarch 28/33

Installing : 4:perl-5.16.3-291.el7.x86_64 29/33

Installing : libicu-50.1.2-15.el7.x86_64 30/33

Installing : libxslt-1.1.28-5.el7.x86_64 31/33

Installing : postgresql10-contrib-10.0-20170419_1PGDG.rhel7.7.x86_64 32/33

Installing : postgresql10-server-10.0-20170419_1PGDG.rhel7.7.x86_64 33/33

Verifying : postgresql10-server-10.0-20170419_1PGDG.rhel7.7.x86_64 1/33

Verifying : perl-HTTP-Tiny-0.033-3.el7.noarch 2/33

Verifying : perl-threads-shared-1.43-6.el7.x86_64 3/33

Verifying : 4:perl-Time-HiRes-1.9725-3.el7.x86_64 4/33

Verifying : postgresql10-10.0-20170419_1PGDG.rhel7.7.x86_64 5/33

Verifying : perl-constant-1.27-2.el7.noarch 6/33

Verifying : perl-PathTools-3.40-5.el7.x86_64 7/33

Verifying : 1:perl-Pod-Escapes-1.04-291.el7.noarch 8/33

Verifying : 1:perl-parent-0.225-244.el7.noarch 9/33

Verifying : postgresql10-contrib-10.0-20170419_1PGDG.rhel7.7.x86_64 10/33

Verifying : perl-File-Temp-0.23.01-3.el7.noarch 11/33

Verifying : 1:perl-Pod-Simple-3.28-4.el7.noarch 12/33

Verifying : perl-Time-Local-1.2300-2.el7.noarch 13/33

Verifying : perl-Pod-Perldoc-3.20-4.el7.noarch 14/33

Verifying : perl-Socket-2.010-4.el7.x86_64 15/33

Verifying : perl-Carp-1.26-244.el7.noarch 16/33

Verifying : libxslt-1.1.28-5.el7.x86_64 17/33

Verifying : perl-Storable-2.45-3.el7.x86_64 18/33

Verifying : perl-Scalar-List-Utils-1.27-248.el7.x86_64 19/33

Verifying : 4:perl-libs-5.16.3-291.el7.x86_64 20/33

Verifying : 4:perl-macros-5.16.3-291.el7.x86_64 21/33

Verifying : postgresql10-libs-10.0-20170419_1PGDG.rhel7.7.x86_64 22/33

Verifying : perl-Pod-Usage-1.63-3.el7.noarch 23/33

Verifying : perl-Encode-2.51-7.el7.x86_64 24/33

Verifying : perl-Exporter-5.68-3.el7.noarch 25/33

Verifying : perl-podlators-2.5.1-3.el7.noarch 26/33

Verifying : perl-Getopt-Long-2.40-2.el7.noarch 27/33

Verifying : perl-File-Path-2.09-2.el7.noarch 28/33

Verifying : 4:perl-5.16.3-291.el7.x86_64 29/33

Verifying : libicu-50.1.2-15.el7.x86_64 30/33

Verifying : perl-threads-1.87-4.el7.x86_64 31/33

Verifying : perl-Filter-1.49-3.el7.x86_64 32/33

Verifying : perl-Text-ParseWords-3.29-4.el7.noarch 33/33

Installed:

postgresql10.x86_64 0:10.0-20170419_1PGDG.rhel7.7 postgresql10-contrib.x86_64 0:10.0-20170419_1PGDG.rhel7.7

postgresql10-libs.x86_64 0:10.0-20170419_1PGDG.rhel7.7 postgresql10-server.x86_64 0:10.0-20170419_1PGDG.rhel7.7

Dependency Installed:

libicu.x86_64 0:50.1.2-15.el7 libxslt.x86_64 0:1.1.28-5.el7 perl.x86_64 4:5.16.3-291.el7

perl-Carp.noarch 0:1.26-244.el7 perl-Encode.x86_64 0:2.51-7.el7 perl-Exporter.noarch 0:5.68-3.el7

perl-File-Path.noarch 0:2.09-2.el7 perl-File-Temp.noarch 0:0.23.01-3.el7 perl-Filter.x86_64 0:1.49-3.el7

perl-Getopt-Long.noarch 0:2.40-2.el7 perl-HTTP-Tiny.noarch 0:0.033-3.el7 perl-PathTools.x86_64 0:3.40-5.el7

perl-Pod-Escapes.noarch 1:1.04-291.el7 perl-Pod-Perldoc.noarch 0:3.20-4.el7 perl-Pod-Simple.noarch 1:3.28-4.el7

perl-Pod-Usage.noarch 0:1.63-3.el7 perl-Scalar-List-Utils.x86_64 0:1.27-248.el7 perl-Socket.x86_64 0:2.010-4.el7

perl-Storable.x86_64 0:2.45-3.el7 perl-Text-ParseWords.noarch 0:3.29-4.el7 perl-Time-HiRes.x86_64 4:1.9725-3.el7

perl-Time-Local.noarch 0:1.2300-2.el7 perl-constant.noarch 0:1.27-2.el7 perl-libs.x86_64 4:5.16.3-291.el7

perl-macros.x86_64 4:5.16.3-291.el7 perl-parent.noarch 1:0.225-244.el7 perl-podlators.noarch 0:2.5.1-3.el7

perl-threads.x86_64 0:1.87-4.el7 perl-threads-shared.x86_64 0:1.43-6.el7

Complete!

[root@localhost home]#

3.初始化数据库

[root@localhost home]# /usr/pgsql-10/bin/postgresql10-setup initdb

Initializing database ... OK

[root@localhost home]#

4.启动数据库

[root@localhost home]# systemctl start postgresql-10.service

[root@localhost home]#

5.开机启动

[root@localhost home]# systemctl enable postgresql-10.service

Created symlink from /etc/systemd/system/multi-user.target.wants/postgresql-10.service to /usr/lib/systemd/system/postgresql-10.service.

[root@localhost home]#

6.登陆验证

[root@localhost home]# su - postgres

-bash-4.2$ psql

psql (10devel)

Type "help" for help.

postgres=# \dt

No relations found.

postgres=# \dx

List of installed extensions

Name | Version | Schema | Description

---------+---------+------------+------------------------------

plpgsql | 1.0 | pg_catalog | PL/pgSQL procedural language

(1 row)

postgres=# \q

7.数据目录

-bash-4.2$ /usr/pgsql-10/bin/pg_ctl status

pg_ctl: server is running (PID: 2630)

/usr/pgsql-10/bin/postgres "-D" "/var/lib/pgsql/10/data/"

-bash-4.2$

8.创建分区表

-bash-4.2$ /usr/pgsql-10/bin/psql

postgres=# \c testdb

You are now connected to database "testdb" as user "postgres".

testdb=# \dt

No relations found.

testdb=#

testdb=# CREATE TABLE part_tab (id bigserial not null, created_at timestamp(0) without time zone,name varchar(20)) PARTITION BY RANGE (created_at);

CREATE TABLE

testdb=# CREATE TABLE part_2017_04_20 PARTITION OF part_tab FOR VALUES FROM ('2017-04-20') TO ('2017-04-21');

CREATE TABLE

testdb=# CREATE TABLE part_2017_04_21 PARTITION OF part_tab FOR VALUES FROM ('2017-04-21') TO ('2017-04-22');

CREATE TABLE

testdb=# insert into part_tab(created_at,name) values('2017-04-20 17:42:08','David');

INSERT 0 1

testdb=# insert into part_tab(created_at,name) values('2017-04-21 09:36:50','Peter');

INSERT 0 1

testdb=# select * from part_tab;

id | created_at | name

----+---------------------+-------

1 | 2017-04-20 17:42:08 | David

2 | 2017-04-21 09:36:50 | Peter

(2 rows)

testdb=# select * from part_2017_04_20;

id | created_at | name

----+---------------------+-------

1 | 2017-04-20 17:42:08 | David

(1 row)

testdb=# select * from part_2017_04_21;

id | created_at | name

----+---------------------+-------

2 | 2017-04-21 09:36:50 | Peter

(1 row)

testdb=# \d+ part_

part_2017_04_20 part_2017_04_21 part_tab part_tab_id_seq

testdb=# \d+ part_tab;

Table "public.part_tab"

get | Description

------------+--------------------------------+-----------+----------+--------------------------------------+----------+----------

----+-------------

Partition key: RANGE (created_at)

Partitions: part_2017_04_20 FOR VALUES FROM ('2017-04-20 00:00:00') TO ('2017-04-21 00:00:00'),

part_2017_04_21 FOR VALUES FROM ('2017-04-21 00:00:00') TO ('2017-04-22 00:00:00')

testdb=#

testdb=# explain analyze select * from part_tab where created_at between '2017-04-21' and '2017-04-22';

QUERY PLAN

---------------------------------------------------------------------------------------------------------------------------------

----------------------------

Append (cost=0.00..22.00 rows=4 width=74) (actual time=0.016..0.017 rows=1 loops=1)

-> Seq Scan on part_2017_04_21 (cost=0.00..22.00 rows=4 width=74) (actual time=0.015..0.015 rows=1 loops=1)

Filter: ((created_at >= '2017-04-21 00:00:00'::timestamp without time zone) AND (created_at <= '2017-04-22 00:00:00'::ti

mestamp without time zone))

Planning time: 0.832 ms

Execution time: 0.055 ms

(5 rows)

testdb=# explain analyze select * from part_tab where created_at between '2017-04-20' and '2017-04-21';

QUERY PLAN

---------------------------------------------------------------------------------------------------------------------------------

----------------------------

Append (cost=0.00..44.00 rows=8 width=74) (actual time=0.019..0.023 rows=1 loops=1)

-> Seq Scan on part_2017_04_20 (cost=0.00..22.00 rows=4 width=74) (actual time=0.019..0.019 rows=1 loops=1)

Filter: ((created_at >= '2017-04-20 00:00:00'::timestamp without time zone) AND (created_at <= '2017-04-21 00:00:00'::ti

mestamp without time zone))

-> Seq Scan on part_2017_04_21 (cost=0.00..22.00 rows=4 width=74) (actual time=0.003..0.003 rows=0 loops=1)

Filter: ((created_at >= '2017-04-20 00:00:00'::timestamp without time zone) AND (created_at <= '2017-04-21 00:00:00'::ti

mestamp without time zone))

Rows Removed by Filter: 1

Planning time: 0.199 ms

Execution time: 0.052 ms

(8 rows)

testdb=#

PostgreSQL 10 build-in table partition(Range)

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