use cmpay_credit; -- Create external table for USER in HBase drop table if exists ex_user; create external tab…
标签:table
hive join ..on连接中 and与where的取舍
HiveQL与标准SQL的区别: 陷阱1: SELECT * FROM first_table t1 JOIN second_table t2 ON t1.id = t2.id where t1.date = ̶…
hive sql练习
参考 -- 创建学生表,学号,姓名,性别,年龄,班级 DROP TABLE student; CREATE TEMPORARY TABLE student( Sno int, Sname VARCHAR(20), Sex…
SQLite语句 for iOS
/*简单约束*/ CREATE TABLE IF NOT EXISTS t_student(id INTEGER PRIMARY KEY AUTOINCREMENT, name TEXT, age INTEGER); C…