Use personalized custom SerDe(we may need to `ADD JAR xxx.jar` first to ensure we can find the serde_class,--or you may run into `CLASSNOTFOUND` exception)ADD JAR /tmp/hive_serde_example.jar;CREATEEXTERNALTABLEfamily (idINT,nameSTRING)ROWFORMATSERDE'com.ly.sp...
首先,我们需要创建一个Hive表,作为示例来进行权限赋予。可以使用如下代码创建一个名为example_table的表: CREATETABLEexample_table(idINT,name STRING)STOREDASORC; 1. 2. 3. 4. 2. 创建用户 在将表权限赋予给用户之前,我们需要先创建用户。可以使用如下代码创建一个名为example_user的用户: CREATEUSERexample_u...
打开Hive的命令行终端或Hive的UI界面。 运行SHOW CREATE TABLE语句,获取要复制的表的定义。 SHOW CREATE TABLE example_table; 1. 复制SHOW CREATE TABLE语句的输出,并将其作为CREATE TABLE语句的一部分。 CREATE TABLE new_table ( -- 将SHOW CREATE TABLE语句的输出粘贴到这里 ) ROW FORMAT DELIMITED FIELDS TER...
This chapter explains how to create a table and how to insert data into it. The conventions of creating a table in HIVE is quite similar to creating a table using SQL. Create Table Statement Create Table is a statement used to create a table in Hive. The syntax and example are as follo...
create table [if no exists] example1 ( Field1 VARCHAR, Field2 ARRAY(VARCHAR), Field3 VARCHAR ) row format delimited fields terminated by ',' --定义字段间的分割符 collection items terminated by ':' --定义数组数据间的分割符 --查询
Use personalized custom SerDe(we may need to `ADD JAR xxx.jar` first to ensure we can find the serde_class,--or you may run into `CLASSNOTFOUND` exception)ADD JAR /tmp/hive_serde_example.jar;CREATEEXTERNALTABLEfamily (idINT,nameSTRING)ROWFORMATSERDE'com.ly.spark.serde.SerD...
1 # Example: 2 create table pk(id1 integer, id2 integer, 3 primary key(id1, id2) disable novalidate); 4 5 create table fk(id1 integer, id2 integer, 6 constraint c1 foreign key(id1, id2) references pk(id2, id1) disable novalidate); 2.2. Drop Table 代码语言:javascript 代码运行...
TABLE table_using_JSON_storage SET SERDE 'com.example.JSONSerDe' WITH SERDEPROPERTIES ( 'prop1' = 'value1', 'prop2' = 'value2' ); Note:SERDEPROPERTIE解释SERDE用的何种模型,属性值和名称都为字符串,方便告诉用户,为自己指定SERDE并且应用于什么模型 为当前SERDE设定 ALTER TABLE table_using_...
Use personalized custom SerDe(we may need to `ADD JAR xxx.jar` first to ensure we can find the serde_class,--or you may run into `CLASSNOTFOUND` exception)ADD JAR /tmp/hive_serde_example.jar;CREATEEXTERNALTABLEfamily (idINT,nameSTRING)ROWFORMATSERDE'com.ly.spark.serde.Se...
For example, jdbc:postgresql://myhost/db?ssl=true for postgres database.</description></property><!-- 使用的驱动 --><property><name>javax.jdo.option.ConnectionDriverName</name><value>com.mysql.cj.jdbc.Driver</value><description>Driver class name for a JDBC metastore</description></prop...