Hive版本2.1.1sql
List-1 建表bash
create external table alarm_external_table(time bigint,context string,code string) ROW FORMAT DELIMITED FIELDS TERMINATED BY '\t' LINES TERMINATED BY '\n' STORED AS TEXTFILE location '/opt/data/alarm';
/opt/data/alarm是個目錄,它下面有文件data_alarm,內容以下,各個字段間用\t隔開。code
List-2string
1554797732110 xxxxx 這是code 1554797732110 這是context 這是code2
當往/opt/data/alarm/data_alarm中寫入數據時,咱們在hive裏面select * from 表名稱,就能看到新插入的數據。io