2016-02-18 31 views
0

我有這個問題,我必須使用has_many:through關係來查詢大量數據。此代碼SQLite中而不是在PostgreSQL的如何解決PostgreSQL中未定義的方法

我的控制器:

@task_logs_unapprove = TaskLog.includes(:client).includes(:staff).where(completed_at: nil).page(params[:page]).per_page(10).all 

而我的看法:

<div class="panel panel-dark panel-light-green"> 
    <div class="panel-heading"><span class="panel-title">Unapprove Task Logs</span> 
    <div class="panel-heading-controls"><%= will_paginate @task_logs_unapprove, renderer: BootstrapPagination::Rails %></div> 
    </div> 
    <table class="table table-bordered"> 
    <thead class="cf"> 
     <tr> 
     <th>Task Code</th> 
     <th>Client</th> 
     <th>Staff</th> 
     <th>Work Time Today</th> 
     <th colspan="4"></th> 
     </tr> 
    </thead> 
    <tbody> 
     <% @task_logs_unapprove.each do |task_log| %> 
     <tr> 
     <td data-title="Name"><strong><%= task_log.task_code %></strong></td> 
     <td data-title="Name"><strong><%= task_log.client_name %></strong></td> 
     <td data-title="Name"><strong><%= task_log.staff_name %></strong></td> 
     <td data-title="Name"><strong><%= task_log.sum_of_hrs %></strong></td> 
     <td data-title="Name"><strong><%= link_to 'View', task_log %></strong></td> 
     <td data-title="Name"><strong><%= link_to 'Edit', edit_task_log_path(task_log) %></strong></td> 
     <td data-title="Name"><strong><%= link_to ' Unapproved', complete_task_log_path(task_log), method: :patch %></strong></td> 
     <td data-title="Name"><strong><%= link_to 'Delete', task_log, method: :delete, data: { confirm: 'Are you sure?' } %></strong></td> 
     </tr> 
     <% end %> 
    </tbody> 
    </table> 
</div> 

注意到這一工作在SqlLite但不能在PostgreSQL的

繼承人我的日誌中的錯誤heroku:

ActionView::Template::Error (undefined method `full_name' for nil:NilClass): 
<div class="panel-heading"> 
<span class="panel-title">Unapprove Task Logs</span> 
<div class="panel-heading-controls"> 
<%= will_paginate @task_logs_unapprove, renderer: BootstrapPagin <div class="panel-heading"> <span class="panel-title">Approve Task Logs</span> <div class="panel-heading-controls"><%= will_paginate @task_logs_approve, renderer: BootstrapPaginat <div class="panel-heading"><span class="panel-title">Unapprove Task Logs</span><div class="panel-heading-controls"><%= will_paginate @task_logs_unapprove, renderer: BootstrapPagin <div class="panel-heading"> <span class="panel-title">Approve Task Logs</span> <div class="panel-heading-controls"><%= will_paginate @task_logs_approve, renderer: BootstrapPaginat</div>nd %>iv>ong>Sorry!</strong> You Dont Have Permission To View This Page.m_of_hrs %> 
</td> 

的FULL_NAME錯誤是在我人員客戶

+0

這與你使用postgres無關,而是它在你的數據庫中的數據。 – BroiSatse

+0

從代碼中很難說出問題的出在哪裏,因爲在這裏沒有一個單引用'full_name'。我的猜測是'client_name'被定義爲'client.full_name'。如果是這樣,那麼你的一個task_logs沒有被分配任何客戶端。 – BroiSatse

+0

我在我的task_log.rb模型中定義了'client_name',就像這樣'''''''''''''''''''client client_name #{client.full_name} end''' 與staff_name –

回答

0

列我在task_log.rb模型定義了CLIENT_NAME作爲這樣的變形點焊 CLIENT_NAME#{客戶。全名}結束與staff_name相同

我想你的模型task_log沒有相關的cli因此它是零

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