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Perl脚本访问Greenplum数据库安装指导(五)
2015-07-24 10:52:28 来源: 作者: 【 】 浏览:4
Tags:Perl 脚本 访问 Greenplum 数据库 安装 指导
reenplum-connectivity-4.3.0.0-build-2/drivers/odbc/psqlodbc-08.02.0500/unixodbc-2.2.12/psqlodbcw.so ------GP的ODBC驱动

UsageCount=1

FileUsage= 1

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(4) 使用isql测试

linux-82:/etc/unixODBC # isql GreenplumDSN

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

| Connected! |

| |

| sql-statement |

| help [tablename] |

| quit |

| |

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

SQL> select user;

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

| current_user |

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

| noas |

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

SQLRowCount returns -1

1 rows fetched

SQL>

注:如果你在执行isql时,出现如下情况:

linux-82:/etc/unixODBC # isql GreenplumDSN

[ISQL]ERROR: Could not SQLConnect

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这个问题很大情况下是你没有source文件greenplum_connectivity_path.sh导致的,执行source greenplum_connectivity_path.sh文件后,再执行就OK了,最好的办法是将source该文件加入到系统环境变量中。

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安装DBI

(1) 解压DBI安装包

linux-82:/home/PlODBC # tar -zxvfDBI-1.631.tar.gz

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(2) 查看DBI解压的目录

进入解压的目录,可以查看到Perl模块的安装说明文件INSTALL,里面有段内容为:

perl Makefile.PL

make

make test

make test TEST_VERBOSE=1 (if any of the t/* tests fail)

make install (if the tests look okay)

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Perl的模块安装,基本上都是这几个步骤,test的内容不做强求,但是建议执行。

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(3) 执行DBI安装

linux-82:/home/PlODBC/DBI-1.631 # perlMakefile.PL

linux-82:/home/PlODBC/DBI-1.631 # make

linux-82:/home/PlODBC/DBI-1.631 #make install

(4) 测试DBI安装是否成功

linux-82:/home/PlODBC/DBI-1.631 # perl-e 'use DBI 1.625;'

如果没有访问信息,则说明安装成功。

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安装DBD-ODBC驱动

(5) 解压DBD-ODBC安装包

linux-82:/home/PlODBC # tar -zxvfDBD-ODBC-1.48.tar.gz

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(6) 执行DBD-ODBC安装

perl Makefile.PL

make

make install

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(7) 测试DBD-ODBC安装是否成功

linux-82:/home/PlODBC # perl -e'use DBD::ODBC;'

如果没有访问信息,则说明安装成功。

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查看DBI整个安装信息:

linux-82:/home/PlODBC # perl -MDBI -e'DBI->installed_versions;'

Perl : 5.010000 (x86_64-linux-thread-multi)

OS : linux (2.6.32)

DBI : 1.631

DBD::Sponge : 12.010003

DBD::Proxy : install_driver(Proxy) failed: Can'tlocate RPC/PlClient.pm in @INC

DBD::ODBC : 1.48

DBD::Gofer : 0.015327

DBD::File : 0.42

DBD::ExampleP : 12.014311

DBD::DBM : 0.08

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可以看到DBI和DBD-ODBC都已经安装好了。

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注:在编译DBD-ODBC时,如果报如下的错误:

linux-82:/home/PlODBC/DBD-ODBC-1.48 # perlMakefile.PL

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**********

Rememberto actually *READ* the README file!

Andre-read it if you have any problems.

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**********

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OSNAME: linux

LANG: en_US.UTF-8

ODBCHOME:

LD_LIBRARY_PATH: /usr/local/greenplum-connectivity-4.3.0.0-build-2/drivers/odbc/psqlodbc-08.02.0500/datadirect-52_64/:/usr/local/greenplum-connectivity-4.3.0.0-build-2/lib:/sybaseclient/IQ-16_0/lib64:

DBROOT:

WINDIR:

II_SYSTEM:

Perl: 5.010000

ExtUtils::MakeMaker: 6.56

Command line options:

u!= undef

w!= undef

e!= undef

g!= 0

x!= undef

o=s=

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Your LANG environment variable is set to"en_US.UTF-8"

This is known to cause problems in someperl installations - even stopping

this Makefile.PL from running withouterrors. If you have problems please

try re-running with LANG unset or with theutf part of LANG removed.

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You are using a Perl configured withthreading enabled.

Please read the warnings in DBI about this.

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You should also be aware that onnon-Windows platforms ODBC drivers come

in two forms, thread-safe andnon-thread-safe drivers and you may need

to make sure yo

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