aes_encryptaes_encrypt(input string/binary, key string/binary) - Encrypt input using AES. AES (Advanced Encryption Standard) algorithm. Key lengths of 128, 192 or 256 bits can be used. 192 and 256 bits keys can be used if Java Cryptography Extension (JCE) Unlimited Strength Jurisdiction Poli...
aes_encrypt(input string/binary, key string/binary) - Encrypt input using AES. AES (Advanced Encryption Standard) algorithm. Key lengths of 128, 192 or 256 bits can be used. 192 and 256 bits keys can be used if Java Cryptography Extension (JCE) Unlimited Strength Jurisdiction Policy Files a...
Fetched: 7 row(s) hive (db_lzy)> select num,Base64code1(name) from digital_monster; FAILED: SemanticException [Error 10011]: Invalid function Base64code1 hive (db_
UDF(User Defined Function):数据一对一 UDAF(User Defined Aggreation Function):数据多对一 UDTF(User Defined Table-Generating Function):数据一对多 group by / sort by 对函数处理过的别名报错处理,假如:select f(col) as fc, count(*) as cnt from table_name group by fc; 解决方法1,套一层子...
map,array:https://cwiki.apache.org/Hive/languagemanual-lateralview.html doc下载:http://ishare.iask.sina.com.cn/f/25020082.html 1.内置运算符 1.1关系运算符 1.2算术运算符 1.3逻辑运算符 1.4字符串运算符 1.5复杂类型函数 1.6对复杂类型函数操作 ...
CREATE DATABASE/SCHEMA, TABLE, VIEW, FUNCTION, INDEX DROP DATABASE/SCHEMA, TABLE, VIEW, INDEX TRUNCATE TABLE ALTER DATABASE/SCHEMA, TABLE, VIEW MSCK REPAIR TABLE (or ALTER TABLE RECOVER PARTITIONS) SHOW DATABASES/SCHEMAS, TABLES, TBLPROPERTIES, VIEWS, PARTITIONS, FUNCTIONS, INDEX[ES], COLUMNS,...
Apache Hive 2.0.0 发布,数据仓库平台.Hive是一个基于Hadoop的数据仓库平台。通过hive,我们可以方便地进行ETL的工作。hive定义了一个类似于SQL的查询语言:HQL,能 够将用户编写的QL转化为相应的Mapreduce程序基于Hadoop执行。
aes_encrypt(input string/binary, key string/binary) - Encrypt input using AES. AES (Advanced Encryption Standard) algorithm. Key lengths of 128, 192 or 256 bits can be used. 192 and 256 bits keys can be used if Java Cryptography Extension (JCE) Unlimited Strength Jurisdiction Policy Files ...
以下运算符支持对操作数的各种常见算术运算。所有返回号码类型;如果任何操作数为NULL,则结果也为NULL。 逻辑运算符 以下运算符为创建逻辑表达式提供支持。它们都根据操作数的布尔值返回布尔值TRUE,FALSE或NULL。NULL表现为“未知”标志,因此,如果结果取决于未知状态,则结果本身是未知的。
map,array:https://cwiki.apache.org/Hive/languagemanual-lateralview.html doc下载:http://ishare.iask.sina.com.cn/f/25020082.html 1.内置运算符 1.1关系运算符 1.2算术运算符 1.3逻辑运算符 1.4字符串运算符 1.5复杂类型函数 1.6对复杂类型函数操作 ...