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chenxiaoxiong
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Reviewed-by: Pruthi, Vineet <vineet.pruthi@t-systems.com> Co-authored-by: chenxiaoxiong <chenxiaoxiong@huawei.com> Co-committed-by: chenxiaoxiong <chenxiaoxiong@huawei.com>
17 lines
1.6 KiB
HTML
17 lines
1.6 KiB
HTML
<a name="dataartsstudio_03_0149"></a><a name="dataartsstudio_03_0149"></a>
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<h1 class="topictitle1">What Should I Pay Attention to When Using DataArts Studio to Schedule Big Data Services?</h1>
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<div id="body0000001265411082"><div class="section" id="dataartsstudio_03_0149__section16208205113329"><h4 class="sectiontitle">Symptom</h4><p id="dataartsstudio_03_0149__p757495493217">Notes for scheduling big data services using DataArts Studio</p>
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<div class="section" id="dataartsstudio_03_0149__section118651047123319"><h4 class="sectiontitle">Solution</h4><p id="dataartsstudio_03_0149__p22181358143315">Lock management is unavailable for DLI and MRS. Therefore, if you perform read and write operations on the tables simultaneously, data conflict will occur and the operations will fail.</p>
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<p id="dataartsstudio_03_0149__p521865833317">If you want to perform read and write operations on the data tables of big data services, use either of the following methods to perform serial operations:</p>
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<ul id="dataartsstudio_03_0149__ul021813589333"><li id="dataartsstudio_03_0149__li7218155853319">Create a job with two nodes, one for the read operation and the other for the write operation, and execute the nodes in sequence to avoid conflicts.</li><li id="dataartsstudio_03_0149__li1521835812337">Create a job for the read operation and another job for the write operation, and configure a dependency relationship between the two jobs to avoid conflicts.</li></ul>
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<div class="parentlink"><strong>Parent topic:</strong> <a href="dataartsstudio_03_0035.html">DataArts Factory</a></div>
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