at py4j.commands.CallCommand.execute(CallCommand.java:79) at py4j.GatewayConnection.run(GatewayConnection.java:238) at java.lang.Thread.run(Thread.java:748) Caused by: java.lang.ClassNotFoundException: org.apache.hive.hcatalog.data.JsonSerDe at java.net.URLClassLoader.findClass(URLClassLoader.java...
Caused by: org.datanucleus.exceptions.NucleusException: Attempt to invoke the "dbcp-builtin" plugin to create a ConnectionPool gave an error : The specified datastore driver ("com.mysql.jdbc.Driver") was not found in the CLASSPATH. Please check your CLASSPATH specification, and the name of ...
SparkSql运行原理详细解析 传统关系型数据库中 ,最基本的sql查询语句由projecttion (field a,field b,field c) , datasource (table A) 和 fieter (field a >10) 三部分组成。 分别对应了sql查询过程中的result , datasource和operation ,也就是按照result ——> datasource ——> operation 的顺序来描述,...
Cloudera Manager 5.14 和低版本(官方介绍,笔者未验证)a. 在 Parcels 部分,选择想升级到的 CDH 版本b. 点击 Continue(确定一些要求完成的额外步骤)c. 点击 Yes, I have performed these stepsd. 点击 Continuee. Cloudera Manager 验证 agents 是否响应并已安装正确的软件。当看到 No Errors Found 消息时,单击 ...
val table = tables.getOrElse(tableFullName, sys.error(s"Table Not Found: $tableFullName")) val tableWithQualifiers = Subquery(tableIdent.last, table) // If an alias was specified by the lookup, wrap the plan in a subquery so that attributes are ...
def checkAnalysis(plan: LogicalPlan): Unit = { plan.foreachUp { case p if p.analyzed => // Skip already analyzed sub-plans case u: UnresolvedRelation => u.failAnalysis(s"Table or view not found: ${u.tableIdentifier}") case operator: LogicalPlan => operator transformExpressionsUp { ca...
apache.spark.repl.SparkILoop$$anonfun$initializeSpark$1.apply(SparkILoop.scala:37)a)Caused by: org.datanucleus.exceptions.NucleusException: Attempt to invoke the "BONECP" plugin to create a ConnectionPool gave an error : The specified datastore driver ("com.mysql.jdbc.Driver") was not found ...
{engine_node} . Kyuubi Server receives a connection request and will find available Engine nodes from a specific path according to the rules. If found, directly connect to the Engine; if not found, create an Engine and wait for its startup to complete. After the Engine startup is ...
Running from command line. $ bin/run --help spark-sql-perf 0.2.0 Usage: spark-sql-perf [options] -b <value> | --benchmark <value> the name of the benchmark to run -m <value> | --master <value the master url to use -f <value> | --filter <value> a filter on the name of...
printStackTrace(); } return rs; } public static void main(String[] args) throws SQLException { /*String url = "jdbc:hive2://192.168.1.112:10000/test"; try { Class.forName("org.apache.hive.jdbc.HiveDriver"); } catch (ClassNotFoundException e) { e.printStackTrace(); } Connection conn...