Created on 03-03-2020 06:06 AM - last edited on 03-04-2020 05:34 AM by cjervis
Dear all.
I created one hive temp tables as below -
but how can we identified that tables is temp tables or not.
CREATE temporary TABLE IF NOT EXISTS employee ( eid int, name String,
salary String, destination String)
COMMENT ‘Employee details’
ROW FORMAT DELIMITED
FIELDS TERMINATED BY ‘\t’
LINES TERMINATED BY ‘\n’
STORED AS TEXTFILE;
i used below command to described but not getting any info-
describe formatted employee;
col_name data_type comment
1 # col_name data_type comment
2 NULL NULL
3 eid int
4 name string
5 salary string
6 destination string
7 NULL NULL
8 # Detailed Table Information NULL NULL
9 Database: h7 NULL
10 OwnerType: USER NULL
11 Owner: **** NULL
12 CreateTime: Tue Mar 03 08:50:28 EST 2020 NULL
13 LastAccessTime: UNKNOWN NULL
14 Retention: 0 NULL
15 Location: hdfs:*********** NULL
16 Table Type: MANAGED_TABLE NULL
17 Table Parameters: NULL NULL
18 comment Employee details
19 NULL NULL
20 # Storage Information NULL NULL
21 SerDe Library: org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe NULL
22 InputFormat: org.apache.hadoop.mapred.TextInputFormat NULL
23 OutputFormat: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat NULL
24 Compressed: No NULL
25 Num Buckets: -1 NULL
26 Bucket Columns: [] NULL
27 Sort Columns: [] NULL
28 Storage Desc Params: NULL NULL
29 field.delim \t
30 line.delim \n
Thanks
HadoopHelp
Created 03-03-2020 07:26 AM
Hi @HadoopHelp
Try:
describe extended employee;
If you use the extended keyword you should get some detailed table information out that includes the following flag:
temporary:true
Regards,
Steve
Created 03-03-2020 07:26 AM
Hi @HadoopHelp
Try:
describe extended employee;
If you use the extended keyword you should get some detailed table information out that includes the following flag:
temporary:true
Regards,
Steve