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From koushik-das <...@git.apache.org>
Subject [GitHub] cloudstack pull request: CLOUDSTACK-9340: General DB Optimization
Date Wed, 04 May 2016 05:48:47 GMT
Github user koushik-das commented on a diff in the pull request:

    https://github.com/apache/cloudstack/pull/1466#discussion_r61992331
  
    --- Diff: setup/db/db/schema-481to490.sql ---
    @@ -413,3 +413,26 @@ VIEW `user_vm_view` AS
     
     -- Add cluster.storage.operations.exclude property
     INSERT INTO `cloud`.`configuration` (`category`, `instance`, `component`, `name`, `description`,
`default_value`, `updated`, `scope`, `is_dynamic`) VALUES ('Advanced', 'DEFAULT', 'CapacityManager',
'cluster.storage.operations.exclude', 'Exclude cluster from storage operations', 'false',
now(), 'Cluster', '1');
    +
    +----- 3) Missing indexes (Add indexes to avoid full table scans)
    +ALTER TABLE `cloud`.`op_it_work` ADD INDEX `i_type_and_updated` (`type` ASC, `updated_at`
ASC);
    +ALTER TABLE `cloud`.`vm_root_disk_tags` ADD INDEX `i_vm_id` (`vm_id` ASC);
    +ALTER TABLE `cloud`.`vm_compute_tags` ADD INDEX `i_vm_id` (`vm_id` ASC);
    +ALTER TABLE `cloud`.`vm_network_map` ADD INDEX `i_vm_id` (`vm_id` ASC);
    +ALTER TABLE `cloud`.`ssh_keypairs` ADD INDEX `i_public_key` (`public_key` ASC);
    --- End diff --
    
    The public_key field is varchar(5120) and creating an index on this is failing with error

    Error Code: 1071. Specified key was too long; max key length is 767 bytes



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