随笔分类 -  自用

1 2 3 4 5 ··· 7 下一页
摘要:[root@master ~]# sqoop import --connect jdbc:mysql://localhost/hadoopguide --table widgets -m 1 --username hadoopguide --password 'H@doopgu1de' Warnin 阅读全文
posted @ 2025-02-18 20:44 基础狗 阅读(17) 评论(0) 推荐(0)
摘要:1.创建用户 create user 'hadoopguide'@'%' identified by 'H@doopgu1de'; create user 'hadoopguide'@'localhost' identified by 'H@doopgu1de'; 2.给予权限 GRANT ALL 阅读全文
posted @ 2025-02-18 20:43 基础狗 阅读(10) 评论(0) 推荐(0)
摘要:导出 Windows: mysqldump -uroot -p hadoopguide>C:\Users\Public\Desktop\hadoopguide.sql 头部添加: create database if not exists hadoopguide; use hadoopguide; 阅读全文
posted @ 2025-02-18 20:02 基础狗 阅读(9) 评论(0) 推荐(0)
摘要:[root@master ~]# mysql -uroot -p Enter password: Welcome to the MySQL monitor. Commands end with ; or \g. Your MySQL connection id is 2 Server version 阅读全文
posted @ 2025-02-12 01:39 基础狗 阅读(14) 评论(0) 推荐(0)
摘要:表的可能达到的最大大小: MAX_ROWS * AVG_ROW_LENGTH [root@master ~]# mysql -uroot -p Enter password: Welcome to the MySQL monitor. Commands end with ; or \g. Your 阅读全文
posted @ 2025-02-12 01:21 基础狗 阅读(8) 评论(0) 推荐(0)
摘要:C:\Users\Administrator>mysql -uroot -p Enter password: **** Welcome to the MySQL monitor. Commands end with ; or \g. Your MySQL connection id is 8 Ser 阅读全文
posted @ 2025-02-12 00:45 基础狗 阅读(15) 评论(0) 推荐(0)
摘要:提交读 准备工作: create database test; drop table test.read_committed; create table test.read_committed(number int, text varchar(15)); 1.更改隔离级别 窗口一: set sess 阅读全文
posted @ 2025-02-11 01:31 基础狗 阅读(26) 评论(0) 推荐(0)
摘要:[root@master ~]# pig -x local SLF4J: Class path contains multiple SLF4J bindings. SLF4J: Found binding in [jar:file:/usr/local/src/hadoop/share/hadoop 阅读全文
posted @ 2025-02-08 05:30 基础狗 阅读(13) 评论(0) 推荐(0)
摘要:C:\Users\Administrator>mysql -uroot -p Enter password: **** Welcome to the MySQL monitor. Commands end with ; or \g. Your MySQL connection id is 10 Se 阅读全文
posted @ 2025-02-08 05:20 基础狗 阅读(11) 评论(0) 推荐(0)
摘要:1.版本对应 spark与scala版本对应:https://mvnrepository.com/artifact/org.apache.spark/spark-core spark版本:spark-3.5.4-bin-hadoop3.tgz 2.下载 curl https://downloads. 阅读全文
posted @ 2025-02-05 10:35 基础狗 阅读(88) 评论(0) 推荐(0)
摘要:C:\Users\Administrator>scala Welcome to Scala 2.11.12 (Java HotSpot(TM) 64-Bit Server VM, Java 1.8.0_421). Type in expressions for evaluation. Or try 阅读全文
posted @ 2025-02-03 22:45 基础狗 阅读(14) 评论(0) 推荐(0)
摘要:C:\Users\Administrator>mysql -uhadoopguide -p Enter password: *********** Welcome to the MySQL monitor. Commands end with ; or \g. Your MySQL connecti 阅读全文
posted @ 2025-02-03 22:36 基础狗 阅读(6) 评论(0) 推荐(0)
摘要:C:\Users\Administrator>scala Welcome to Scala 2.11.12 (Java HotSpot(TM) 64-Bit Server VM, Java 1.8.0_421). Type in expressions for evaluation. Or try 阅读全文
posted @ 2025-02-03 10:03 基础狗 阅读(8) 评论(0) 推荐(0)
摘要:1.下载 curl https://dlcdn.apache.org/pig/pig-0.17.0/pig-0.17.0.tar.gz -o /opt/software/pig-0.17.0.tar.gz 2.解压 tar -zxvf /opt/software/pig-0.17.0.tar.gz 阅读全文
posted @ 2025-02-03 09:56 基础狗 阅读(28) 评论(0) 推荐(0)
摘要:C:\Users\Administrator>mysql -uhadoopguide -p Enter password: *********** Welcome to the MySQL monitor. Commands end with ; or \g. Your MySQL connecti 阅读全文
posted @ 2025-02-03 09:31 基础狗 阅读(8) 评论(0) 推荐(0)
摘要:!:本次测试没有启动任何版本hadoop spark-3.5.4-bin-hadoop3 [root@master spark]# IPYTHON=1 ./bin/pyspark Error in pyspark startup: IPYTHON and IPYTHON_OPTS are remov 阅读全文
posted @ 2025-02-02 11:23 基础狗 阅读(29) 评论(0) 推荐(0)
摘要:C:\Users\Administrator\Documents\spark\spark-3.5.4-bin-hadoop3>set PYSPARK_DRIVER_PYTHON=ipython C:\Users\Administrator\Documents\spark\spark-3.5.4-bi 阅读全文
posted @ 2025-02-02 10:48 基础狗 阅读(7) 评论(0) 推荐(0)
摘要:C:\Users\Administrator>scala Welcome to Scala 2.11.12 (Java HotSpot(TM) 64-Bit Server VM, Java 1.8.0_421). Type in expressions for evaluation. Or try 阅读全文
posted @ 2025-02-02 10:15 基础狗 阅读(7) 评论(0) 推荐(0)
摘要:C:\Users\Administrator>mysql hadoopguide ERROR 1045 (28000): Access denied for user 'ODBC'@'localhost' (using password: NO) C:\Users\Administrator>mys 阅读全文
posted @ 2025-02-02 10:05 基础狗 阅读(6) 评论(0) 推荐(0)
摘要:官网:https://ipython.org/ Microsoft Windows [版本 10.0.20348.2527] (c) Microsoft Corporation。保留所有权利。 C:\Users\Administrator>pip Usage: pip <command> [opti 阅读全文
posted @ 2025-01-31 18:14 基础狗 阅读(44) 评论(0) 推荐(0)

1 2 3 4 5 ··· 7 下一页