oat</span>
<span class="sd">            To store the total amount of RSS memory consumed by the program</span>
<span class="sd">        startTime:float</span>
<span class="sd">            To record the start time of the mining process</span>
<span class="sd">        endTime:float</span>
<span class="sd">            To record the completion time of the mining process</span>
<span class="sd">        Database : list</span>
<span class="sd">            To store the transactions of a database in list</span>
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