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Former Member
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在上一篇博文中介绍了HANA通过"Smart Data Access"访问SAP Sybase IQ 16的配置示例,本文将向大家介绍访问SAP ASE的配置。具体的环境如下:
        * SAP HANA 1.0 SP06 Revision 69
        * ASE 15.7 SP110 For Linux x86_64 , 运行了tpchdb数据库
        * 假设HANA数据库实例所在的机器上已经安装了ASE 15.7 SP110的客户端,安装目录为:/opt/sybase

      下面是具体的配置步骤:
       (1)  修改环境变量
           su - hdbadm
           vi $HOME/.customer.sh
          在这个文件中增加如下内容:
              export LD_LIBRARY_PATH=/opt/sybiq/16.0/IQ-16_0/lib64:/opt/sybase/DataAccess64/ODBC/lib:$LD_LIBRARY_PATH

      (2)  增加ODBC数据源
           su - hdbadm
           vi $HOME/.odbc.ini
           在文件中增加如下内容:
 

[ODBC Data Sources]
IQ16_DEMO=SQLAnywhere 16.0
ASE_DEMO=Adaptive Server Enterprise

[IQ16_DEMO]
ServerName=HAIQ-DB-01_iqdemo
CommLinks=tcpip(host=192.168.0.199;port=2638)
Driver=libiqodbc.so

[ASE_DEMO]
Server=192.168.0.199
Port=5000
Database=TPCHDB
Driver=libsybdrvodb.so

     (3)  重启HANA
          用hdbadm用户重新登陆,使得第一步修改的环境变量有效
          ./HDB stop
          ./HDB start

    (4)  创建远程数据源
CREATE REMOTE SOURCE DS_ASE_DEMO ADAPTER ASEODBC CONFIGURATION 'DSN=ASE_DEMO' WITH CREDENTIAL TYPE 'PASSWORD' USING 'user="tpchuser";password="tpchpasswd"'
 
    (5)  创建虚拟表
CREATE VIRTUAL TABLE vt_customer AT DS_ASE_DEMO."tpchdb"."tpchuser"."customer"

     注意:由于ASE的用户名、数据库名、表名等区分大小写,而HANA会把这些名称自动转换为大写,为了禁止HANA进行这种转换需要加上""括起这些名称,否则会报如下错误:
* 476: invalid remote object name: Unable to retrieve remote metadata

   (6) 访问虚拟表
    SELECT  top 10 * from vt_customer

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