duncan

Impala在线文档介绍了 Impala ODBC接口安装和配置http://www.cloudera.com/content/cloudera-content/cloudera-docs/CDH5/latest/Impala/Installing-and-Using-Impala/ciiu_impala_odbc.htmlImpala ODBC 驱动下载地址：http://www.cloud...

_snappy select * from raw_text_data;Inserted 1000000000 rows in 181.98s 2、CTAS [slave12:21000] > create table test_table  STORED AS PARQUET as select * from table;Query: create table test_table  STORED AS PARQUET as select * from table+---

ng Impala Shell without Kerberos authenticationConnected to slave1:21000Server version: impalad version cdh5-1.3.0 RELEASE (build 40e1b62cf0b97f666d084d9509bf9639c575068c)Welcome to the Impala shell. Press TAB twice to see a list of available command

e.jdbc.Utils.verifySuccess(Utils.java:159)        at org.apache.hive.jdbc.Utils.verifySuccessWithInfo(Utils.java:147)        at org.apache.hive.jdbc.HiveStatement.execute(HiveStatement.java:182)        at org.apache.hive.jdbc.HiveStatement.executeQue

ODBC 驱动下载地址：http://www.cloudera.com/content/support/en/downloads/connectors.html本文详细讲解了CentOS-6.5-x86_64环境下 Impala ODBC的安装和使用。  一、检查unixODBC是否安装：rpm -qa|grep unixODBC如果没有安装，使用下面的命令安装： yum install unixODBC yum install unixODBC-devel使用

[size=large]　今天impala集群在执行：invalidate metadata;时，报ERROR: Couldn't open transport for host.impala:26000(connect() failed: Connection refused)　经过分析后，发现主节点的catalog服务已经停了，没启动，service impala-catalo...

impala是一种内存计算的数据库，查询性能相比于hive官网称是快100倍，其向表中插入数据的方法如下： １、insert into[slave12:21000] > insert into parquet_snappy select * from raw_text_data;Inserted 1000000000 rows in 181.98s 2、CTAS...

通过impala-shell 连接到impala shell命令下是，输入命令要删除字符时会出现 ^H字符，而不能真正删除，如下所示： [await]mqq@192.168.10.1:~$ impala-shellStarting Impala Shell without Kerberos authenticationConnected to slave1:21000Ser...

今天写了个程序通过jdbc的方式去连接impala，访问库里的数据时遇到如下错误： java.sql.SQLException: Error: Error: could not match input        at org.apache.hive.jdbc.Utils.verifySuccess(Utils.java:159)        at org.apache.h...