delimited - 腾讯云开发者社区

`EOF') bash: warning: here-document at line 0 delimited by end-of-file (wanted `EOF') bash: warning:...here-document at line 0 delimited by end-of-file (wanted `EOF') bash: warning: here-document at line...0 delimited by end-of-file (wanted `EOF') bash: warning: here-document at line 0 delimited by end-of-file...at line 0 delimited by end-of-file (wanted `EOF') bash: warning: here-document at line 0 delimited by...at line 0 delimited by end-of-file (wanted `EOF') bash: warning: here-document at line 0 delimited by

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23. R 茶话会（四：R 代码的收纳工二弟）

Table can be delimited with tab, comma, pipe or semicolon. vector_paste which will paste delimited data...Recommend Ctrl + Alt + Shift + v as shortcut. vector_paste_vertical which will paste delimited data as...", "Table can be delimited with tab, comma, pipe or semicolon....", "vector_paste which will paste delimited data as a vector definition, e.g. c(\"a\", \"b\") etc....", "vector_paste_vertical which will paste delimited data as a vertically formatted vector definition

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数仓分层ods_数仓用来干嘛

`create_time` STRING COMMENT '创建时间' ) COMMENT '活动信息表' PARTITIONED BY (`dt` STRING) ROW FORMAT DELIMITED...COMMENT 'id', `name` STRING COMMENT '名称' ) COMMENT '商品一级分类表' PARTITIONED BY (`dt` STRING) ROW FORMAT DELIMITED...`category1_id` STRING COMMENT '一级品类id' ) COMMENT '商品二级分类表' PARTITIONED BY (`dt` STRING) ROW FORMAT DELIMITED...`category2_id` STRING COMMENT '二级品类id' ) COMMENT '商品三级分类表' PARTITIONED BY (`dt` STRING) ROW FORMAT DELIMITED...'ISO-3166编码，供可视化使用', `iso_3166_2` STRING COMMENT 'IOS-3166-2编码，供可视化使用' ) COMMENT '省份表' ROW FORMAT DELIMITED

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ORC与Parquet表的压缩

首先创建一个非压缩的ORC表： create table compress_orc_none ROW FORMAT DELIMITED FIELDS TERMINATED BY '\t' STORED...然后再创建一个使用SNAPPY压缩的ORC表： create table compress_orc_snappy ROW FORMAT DELIMITED FIELDS TERMINATED BY '\...最后，使用默认压缩格式ZLIB的ORC表，进行对比： create table compress_orc_zlib ROW FORMAT DELIMITED FIELDS TERMINATED BY '...首先创建一张普通Parquet表，默认为Uncompressed压缩格式： create table compress_parquet_none ROW FORMAT DELIMITED FIELDS...最后创建压缩率较高，但效率较低的Gzip格式的Parquet表： create table compress_parquet_gzip ROW FORMAT DELIMITED FIELDS TERMINATED

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（三）Hive基本操作命令

array, children map, address struct ) row format delimited...), MGR int, HIREDATE date, SAL decimal(10,0), COMM decimal(10,0), DEPTNO int ) row format delimited...表 CREATE EXTERNAL TABLE IF NOT EXISTS salgrade ( GRADE int, LOSAL int, HISAL int ) row format delimited...terminated by ',' lines terminated by '\n'; create table t_user2(friends array) row format delimited...EXISTS t_user_test ( GRADE int, LOSAL int, HISAL int ) partitioned by (day string) row format delimited

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数据分析工具篇——HQL中DDL操作

create external table fz_external_table( id int, name string age int, tel string) ROW FORMAT DELIMITED...如果没有指定 ROW FORMAT 或者 ROW FORMAT DELIMITED，将会使用自带的 SerDe。...id int, name string, hobbies ARRAY , address MAP ) ROW FORMAT DELIMITED...exists testfile_table( site string, url string, pv bigint, label string) ROW FORMAT DELIMITED...sex string, sage int, sdept string) clustered by(sno) sorted by(sno DESC) into 4 buckets row format delimited

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Hive快速入门系列(9) | Hive表中数据的加载与导出

创建第一部分表： create table score_first( s_id string,c_id string) partitioned by (month string) row format delimited...创建第二部分表： create table score_second(c_id string,s_score int) partitioned by (month string) row format delimited...创建表，并指定在hdfs上的位置 create external table score6 (s_id string,c_id string,s_score int) row format delimited...将查询的结果格式化导出到本地 insert overwrite local directory '/export/servers/exporthive' row format delimited fields...将查询的结果导出到HDFS上(没有local) insert overwrite directory '/export/servers/exporthive' row format delimited

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综合语法

分隔注释单行注释： // 单行注释字符选择单行注释字符：单行注释字符单行注释字符选择单行-comment-character: 除换行符以外的任何 Unicode 字符 delimited-comment...: /* delimited-comment-text opt asterisks / delimited-comment-text: delimited-comment-section...delimited-comment-text opt delimited-comment-section: / asterisks选择非斜线或星号星号： * 星号opt not-slash-or-asterisk

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2021年大数据Hive（三）：手把手教你如何吃透Hive数据库和表操作（学会秒变数仓大佬）

4、ROW FORMAT DELIMITED 可用来指定行分隔符 5、STORED AS SEQUENCEFILE|TEXTFILE|RCFILE 来指定该表数据的存储格式，hive中，表的默认存储格式为... from stu; 2、创建表并指定字段之间的分隔符 create table if not exists stu3(id int ,name string) row format delimited...(sid string,cid string, sscore int) partitioned by (year string,month string,day string) row format delimited...创建第一部分表： create table score_first( sid string,cid string) partitioned by (month string) row format delimited...创建第二部分表： create table score_second(cid string,sscore int) partitioned by (month string) row format delimited

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Hive 基本操作(创建数据库与创建数据库表)

4、ROW FORMAT DELIMITED [FIELDS TERMINATED BY char] [COLLECTION ITEMS TERMINATED BY char] [MAP KEYS TERMINATED...如果没有指定 ROW FORMAT 或者 ROW FORMAT DELIMITED，将会使用自带的 SerDe。...分别创建老师与学生表外部表，并向表中加载数据创建老师表： create external table techer (t_id string,t_name string) row format delimited...create external table student (s_id string,s_name string,s_birth string , s_sex string ) row format delimited...external table score4(s_id string, c_id string,s_score int) partitioned by (month string) row format delimited

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Hive基础操作

- 创建表 create table [if not exists] student( name string, age int, score int) row format delimited...ename string, job string, mgr int, hiredate string, sal double, comm double, deptno int ) row format delimited...string, sal double, comm double, deptno int ) PARTITIONED BY (month string, day string) row format delimited...test.txt' select * from emp; # 2.定义格式 insert overwrite local directory '/opt/datas/test1.txt' ROW FORMAT DELIMITED..."select * from ..." > /opt/datas/xx.txt # 4.保存到HDFS上 insert overwrite directory '' ROW FORMAT DELIMITED

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Hive项目实战系列(2) | 分析前准备(创建表与插入数据)

创建user_text create external table user_text( uploader string, videos int, friends int) row format delimited...int, rate float, ratings int, comments int, relatedId array ) row format delimited...int, rate float, ratings int, comments int, relatedId array ) row format delimited...创建user_orc create table user_orc( uploader string, videos int, friends int) row format delimited fields

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升级package.json中的包

Supports strings, wildcards, globs, comma-or-space-delimited lists, and regular expressions: # upgrade...dev, optional, peer, prod, bundle (comma-delimited...package names matching the given string, wildcard, glob, comma-or-space-delimited...filterVersion Filter on package version using comma-or-space-delimited...format Enable additional output data, string or comma-delimited

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Hive学习

4.创建外部表 create external table t_access(ip String,url String,accesstime String ) row format delimited...table t_accc(id String,url String,access_time String) partitioned by(dt String) row format delimited...导出数据 1)将hive表中的数据导入HDFS的文件 insert overwrite directory '/root/access-data' row format delimited...as parquetfile create table t_table(ip string,url string,sccess_time string) row format delimited... create table t_movie(movie_name string,actors array,first_data string) row format delimited

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Hive中的复合数据类型

chengdu,wuhan,haerbin create table complex_array(name string,work_locations array) row format delimited...非常喜欢‐篮球:不喜欢建表语句: create table complex_map(id int,name string,hobby map) row format delimited...table complex_map; 以普通字符串映射： create table complex_map_s(id int,name string,hobby string) row format delimited...20 4,li:80 建表语句: create table complex_struct(id int, info struct) ROW FORMAT DELIMITED

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Hive的数据模型

'/mytable/hive/t2'; 指定列分隔符 CREATE TABLE t3( tid int, tname string, age int ) ROW FORMAT DELIMITED...FIELDS TERMINATED BY ','; 从已有的表创建并指定分隔符为逗号 CREATE TABLE t4 ROW FORMAT DELIMITED FIELDS TERMINATED BY...CREATE TABLE partition_table( sid int, sname string )PARTITIONED BY (gender string) ROW FORMAT DELIMITED...创建外部表 CREATE EXTERNAL TABLE external_student( sid int, sname string, age int ) ROW FORMAT DELIMITED

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快速学习-DML数据操作

partition:表示上传到指定分区实操案例（0）创建一张表 hive (default)> create table student(id string, name string) row format delimited...hive (default)> create table student(id int, name string) partitioned by (month string) row format delimited...hdfs 上的位置 hive (default)> create table if not exists student5( id int, name string ) row format delimited...将查询的结果格式化导出到本地 hive(default)>insert overwrite local directory '/opt/module/datas/export/student1' ROW FORMAT DELIMITED...将查询的结果导出到 HDFS 上(没有 local) hive (default)> insert overwrite directory '/user/atguigu/student2' ROW FORMAT DELIMITED

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Hive的数据模型

都保存在这个目录中删除表时，元数据与数据都会被删除 // 创建一张内部表每行字段以什么分割 create table tt (id int,name string,age int) row format delimited...以部门编号为分区，每行字段逗号分割 create table tt (id int,name string,age int) partitioned by (pno int) row format delimited...当删除一个外部表时，仅删除该链接 // 创建外部表 create external table ex_tt (id int, name string, age int) row format delimited...create table tt_bucket (id int, name string, age int) clustered by (age) into 4 buckets row format delimited

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Hive的left join、left outer join和left semi join三者的区别

( student_no bigint comment '学号', student_name string comment '姓名' ) COMMENT 'test 学生信息' ROW FORMAT DELIMITED...table2( student_no bigint comment '学号', class_no bigint comment '课程号' ) COMMENT 'test 学生选课信息' ROW FORMAT DELIMITED...( student_no bigint comment '学号', student_name string comment '姓名' ) COMMENT 'test 学生信息' ROW FORMAT DELIMITED...table2( student_no bigint comment '学号', class_no bigint comment '课程号' ) COMMENT 'test 学生选课信息' ROW FORMAT DELIMITED

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Hive表数据的加载与导出

创建表时通过location指定加载数据路径 create external table score6 (s_id string,c_id string,s_score int) row format delimited...from score; 2、将查询的结果格式化导出到本地 insert overwrite local directory ‘/export/servers/exporthive’ row format delimited...student; 3、将查询的结果导出到HDFS上(没有local) insert overwrite directory ‘/export/servers/exporthive’ row format delimited

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升级Bash修复Shellshock漏洞

23. R 茶话会（四：R 代码的收纳工二弟）

数仓分层ods_数仓用来干嘛

ORC与Parquet表的压缩

（三）Hive基本操作命令

数据分析工具篇——HQL中DDL操作

Hive快速入门系列(9) | Hive表中数据的加载与导出

综合语法

2021年大数据Hive（三）：手把手教你如何吃透Hive数据库和表操作（学会秒变数仓大佬）

Hive 基本操作(创建数据库与创建数据库表)

Hive基础操作

Hive项目实战系列(2) | 分析前准备(创建表与插入数据)

升级package.json中的包

Hive学习

Hive中的复合数据类型

Hive的数据模型

快速学习-DML数据操作

Hive的数据模型

Hive的left join、left outer join和left semi join三者的区别

Hive表数据的加载与导出

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