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ambari-server/src/main/resources/Ambari-DDL-Derby-CREATE.sql (line 822)
<https://reviews.apache.org/r/46545/#comment193602>

    I want to understand the motivation behind this table first.


- Alejandro Fernandez


On April 21, 2016, 11:15 p.m., Nahappan Somasundaram wrote:
> 
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> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/46545/
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> 
> (Updated April 21, 2016, 11:15 p.m.)
> 
> 
> Review request for Ambari, Alejandro Fernandez, Ajit Kumar, Jonathan Hurley, 
> Jayush Luniya, and Sumit Mohanty.
> 
> 
> Bugs: AMBARI-16029
>     https://issues.apache.org/jira/browse/AMBARI-16029
> 
> 
> Repository: ambari
> 
> 
> Description
> -------
> 
> AMBARI-16029: Ambari version history - Create DB table, constraints and 
> sequence id.
> 
> ** Issue **
> In order to support tracking of ambari version, a DB table is required.
> 
> ** Fix **
> Create ambari_version_history table to store from version, to version, 
> install type, start and stop timestamps.
> 
> 
> Diffs
> -----
> 
>   ambari-server/src/main/resources/Ambari-DDL-Derby-CREATE.sql 
> 93576f7498179df1e0b83e65dcd3a1580ce5ba3c 
>   ambari-server/src/main/resources/Ambari-DDL-MySQL-CREATE.sql 
> b0264f2db234d7a69b8089bc3aac321c8d0ce989 
>   ambari-server/src/main/resources/Ambari-DDL-Oracle-CREATE.sql 
> 56a661675b7cb15763bfce5d043b0eba868d9521 
>   ambari-server/src/main/resources/Ambari-DDL-Postgres-CREATE.sql 
> f18cdec49f6bfe300eaec31af3ff33142c8c4012 
>   ambari-server/src/main/resources/Ambari-DDL-Postgres-EMBEDDED-CREATE.sql 
> 4584d5e03c0d3979005ad1474f77f5d58d2519f7 
>   ambari-server/src/main/resources/Ambari-DDL-SQLAnywhere-CREATE.sql 
> d2737d787babff36c52b375884f295cc886002a4 
>   ambari-server/src/main/resources/Ambari-DDL-SQLServer-CREATE.sql 
> c85ae46ca221985b0a258c225634af5ace10d880 
> 
> Diff: https://reviews.apache.org/r/46545/diff/
> 
> 
> Testing
> -------
> 
> ** 1. mvn clean install **
> 
> [INFO] 
> ------------------------------------------------------------------------
> [INFO] Reactor Summary:
> [INFO]
> [INFO] Ambari Main ....................................... SUCCESS [5.113s]
> [INFO] Apache Ambari Project POM ......................... SUCCESS [0.038s]
> [INFO] Ambari Web ........................................ SUCCESS [26.897s]
> [INFO] Ambari Views ...................................... SUCCESS [1.400s]
> [INFO] Ambari Admin View ................................. SUCCESS [9.242s]
> [INFO] ambari-metrics .................................... SUCCESS [0.346s]
> [INFO] Ambari Metrics Common ............................. SUCCESS [0.528s]
> [INFO] Ambari Metrics Hadoop Sink ........................ SUCCESS [1.237s]
> [INFO] Ambari Metrics Flume Sink ......................... SUCCESS [0.566s]
> [INFO] Ambari Metrics Kafka Sink ......................... SUCCESS [0.600s]
> [INFO] Ambari Metrics Storm Sink ......................... SUCCESS [1.531s]
> [INFO] Ambari Metrics Collector .......................... SUCCESS [7.183s]
> [INFO] Ambari Metrics Monitor ............................ SUCCESS [1.853s]
> [INFO] Ambari Metrics Grafana ............................ SUCCESS [1.031s]
> [INFO] Ambari Metrics Assembly ........................... SUCCESS [1:18.252s]
> [INFO] Ambari Server ..................................... SUCCESS [2:58.522s]
> [INFO] Ambari Functional Tests ........................... SUCCESS [2.194s]
> [INFO] Ambari Agent ...................................... SUCCESS [25.339s]
> [INFO] Ambari Client ..................................... SUCCESS [0.047s]
> [INFO] Ambari Python Client .............................. SUCCESS [0.947s]
> [INFO] Ambari Groovy Client .............................. SUCCESS [2.196s]
> [INFO] Ambari Shell ...................................... SUCCESS [0.038s]
> [INFO] Ambari Python Shell ............................... SUCCESS [0.693s]
> [INFO] Ambari Groovy Shell ............................... SUCCESS [0.907s]
> [INFO] ambari-logsearch .................................. SUCCESS [0.253s]
> [INFO] Ambari Logsearch Portal ........................... SUCCESS [7.069s]
> [INFO] Ambari Logsearch Log Feeder ....................... SUCCESS [1.570s]
> [INFO] Ambari Logsearch Appender ......................... SUCCESS [0.190s]
> [INFO] Ambari Logsearch Assembly ......................... SUCCESS [0.079s]
> [INFO] 
> ------------------------------------------------------------------------
> [INFO] BUILD SUCCESS
> [INFO] 
> ------------------------------------------------------------------------
> [INFO] Total time: 5:56.545s
> [INFO] Finished at: Thu Apr 21 16:14:34 PDT 2016
> [INFO] Final Memory: 274M/1094M
> [INFO] 
> ------------------------------------------------------------------------
> 
> 
> ** 2. Manual testing **
> Tested with Ambari-DDL-Postgres-EMBEDDED-CREATE.sql. Copied the SQL script to 
> a VM and ran ambari-server reset. Verified the schema:
> 
> ambari=> \d+ ambari_version_history
>                      Table "ambari.ambari_version_history"
>      Column      |          Type          | Modifiers | Storage  | Description
> -----------------+------------------------+-----------+----------+-------------
>  id              | bigint                 | not null  | plain    |
>  from_version    | character varying(255) | not null  | extended |
>  to_version      | character varying(255) | not null  | extended |
>  start_timestamp | bigint                 | not null  | plain    |
>  stop_timestamp  | bigint                 |           | plain    |
>  install_type    | character varying(255) | not null  | extended |
> Indexes:
>     "pk_ambari_version_history" PRIMARY KEY, btree (id)
> Has OIDs: no
> 
> 
> Thanks,
> 
> Nahappan Somasundaram
> 
>

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