我正在尝试通过以下步骤停靠cassandra。Docker文件->
FROM oraclelinux:7.3
COPY apache-cassandra-2.2.8-bin.tar.gz /opt
RUN cd /opt && tar -xvzf apache-cassandra-2.2.8-bin.tar.gz
RUN cd /opt && ln -s apache-cassandra-2.2.8 cassandra
RUN cd /opt/cassandra && mkdir data && mkdir commitlo
当我启动一个cassandra实例时,我得到了一个错误。你知道我怎么能修好它吗?
primecast-cassandra_1 | org.apache.cassandra.db.commitlog.CommitLogReadHandler$CommitLogReadException: Unexpected error deserializing mutation; saved to /tmp/mutation6385168154232968395dat. This may be caused by replaying a mutation against a tabl
当使用Cassandra.Session的方法时:
/// <summary>
/// Prepares the provided query string.
/// </summary>
/// <param name="cqlQuery">cql query to prepare</param>
PreparedStatement Prepare(string cqlQuery);
在内部引发异常:
Message: A first chance exception of type 'System.ArgumentEx
我正在尝试将Python字典插入到Cassandra中。但是当我尝试连接到数据库时,我得到了NoHostAvailable错误。有人能帮我弄清楚吗?
代码:
# cassandra server started in Terminal on Mac
from cassandra.cluster import Cluster
cluster = Cluster()
session = cluster.connect()
错误:
---------------------------------------------------------------------------
NoHostAva
Cassandra无法启动,错误:打开的文件太多。(apache-cassandra-1.2.4)
错误文件包含:
ERROR 11:53:11,893 Exception encountered during startup
java.lang.RuntimeException: java.io.FileNotFoundException: /home/analysis.engine/cassandra/data/system/schema_columnfamilies/system-schema_columnfamilies-ib-289887-Data.db (Too many open
我在我的计算机上安装了Cassandra 1.1.1,我正尝试通过Hector API连接到它。我使用的是来自DeveloperStation.ORG的例子,我已经启动了服务器,我已经通过cli创建了所需的键空间和列族。现在,当我尝试执行程序来插入数据时,我得到了以下错误。
SLF4J: Failed to load class "org.slf4j.impl.StaticLoggerBinder".
SLF4J: Defaulting to no-operation (NOP) logger implementation
SLF4J: See http://www.slf4j