📄 tdataset_blockreadsize.htm

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<span style="font-family:Helvetica,Arial; font-size:12pt; color:#000000"><b>TDataSet.BlockReadSize
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<span style="font-family:Helvetica,Arial; font-size:10pt; color:#000000">Determines how many record buffers are read in each block.
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<b>property</b> BlockReadSize: Integer;
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<b>Description</b>
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Set BlockReadSize when you need to scroll through the entire dataset quickly without updating data-aware controls. When BlockReadSize is greater than zero and Next is called, data-aware controls are not updated and data events are not triggered. Set BlockReadSize to zero to disable block read mode. The dataset State is dsBlockRead when BlockReadSize is greater than zero.
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