yexinru/doc-exports
1
0
Fork 0
forked from docs/doc-exports
Code Pull Requests Activity
Files
03e77f3e5b0080047fdcb72efdfd3333dd3bcf92
doc-exports/docs/dws/dev/dws_04_0965.html
luhuayi 177cd61a57 DWS DEVG 910.211 version 
Reviewed-by: Pruthi, Vineet <vineet.pruthi@t-systems.com>
Co-authored-by: luhuayi <luhuayi@huawei.com>
Co-committed-by: luhuayi <luhuayi@huawei.com>
2025-05-05 07:44:03 +00:00

94 lines
9.0 KiB
HTML
Raw Blame History

<a name="EN-US_TOPIC_0000001811490537"></a><a name="EN-US_TOPIC_0000001811490537"></a>
<h1 class="topictitle1">GLOBAL_ROW_TABLE_IO_STAT</h1>
<div id="body0000001148366518"><p id="EN-US_TOPIC_0000001811490537__p178001418602"><strong id="EN-US_TOPIC_0000001811490537__b372912459542">GLOBAL_ROW_TABLE_IO_STAT</strong> provides I/O statistics of all row-store tables in the current database. The names, types, and sequences of the columns in the view are the same as those in the <strong id="EN-US_TOPIC_0000001811490537__b133171548131317">GS_ROW_TABLE_IO_STAT</strong> view. For details about the columns, see <a href="#EN-US_TOPIC_0000001811490537__table5381771391">Table 1</a>. The value of each statistical column is the sum of the values of the corresponding columns of all nodes.</p>
<div class="tablenoborder"><a name="EN-US_TOPIC_0000001811490537__table5381771391"></a><a name="table5381771391"></a><table cellpadding="4" cellspacing="0" summary="" id="EN-US_TOPIC_0000001811490537__table5381771391" frame="border" border="1" rules="all"><caption><b>Table 1 </b>GS_ROW_TABLE_IO_STAT columns</caption><thead align="left"><tr id="EN-US_TOPIC_0000001811490537__en-us_topic_0000001764491360_row151814715394"><th align="left" class="cellrowborder" valign="top" width="23.23%" id="mcps1.3.2.2.4.1.1"><p id="EN-US_TOPIC_0000001811490537__en-us_topic_0000001764491360_p2518771394"><strong id="EN-US_TOPIC_0000001811490537__en-us_topic_0000001764491360_b11669563094369">Column</strong></p>
</th>
<th align="left" class="cellrowborder" valign="top" width="19.189999999999998%" id="mcps1.3.2.2.4.1.2"><p id="EN-US_TOPIC_0000001811490537__en-us_topic_0000001764491360_p185182713914">Type</p>
</th>
<th align="left" class="cellrowborder" valign="top" width="57.58%" id="mcps1.3.2.2.4.1.3"><p id="EN-US_TOPIC_0000001811490537__en-us_topic_0000001764491360_p1251920783914">Description</p>
</th>
</tr>
</thead>
<tbody><tr id="EN-US_TOPIC_0000001811490537__en-us_topic_0000001764491360_row15193763911"><td class="cellrowborder" valign="top" width="23.23%" headers="mcps1.3.2.2.4.1.1 "><p id="EN-US_TOPIC_0000001811490537__en-us_topic_0000001764491360_p155197773910">schemaname</p>
</td>
<td class="cellrowborder" valign="top" width="19.189999999999998%" headers="mcps1.3.2.2.4.1.2 "><p id="EN-US_TOPIC_0000001811490537__en-us_topic_0000001764491360_p1151977153910">Name</p>
</td>
<td class="cellrowborder" valign="top" width="57.58%" headers="mcps1.3.2.2.4.1.3 "><p id="EN-US_TOPIC_0000001811490537__en-us_topic_0000001764491360_p125194720392">Namespace of a table</p>
</td>
</tr>
<tr id="EN-US_TOPIC_0000001811490537__en-us_topic_0000001764491360_row1151914718397"><td class="cellrowborder" valign="top" width="23.23%" headers="mcps1.3.2.2.4.1.1 "><p id="EN-US_TOPIC_0000001811490537__en-us_topic_0000001764491360_p251910793920">relname</p>
</td>
<td class="cellrowborder" valign="top" width="19.189999999999998%" headers="mcps1.3.2.2.4.1.2 "><p id="EN-US_TOPIC_0000001811490537__en-us_topic_0000001764491360_p175195783914">Name</p>
</td>
<td class="cellrowborder" valign="top" width="57.58%" headers="mcps1.3.2.2.4.1.3 "><p id="EN-US_TOPIC_0000001811490537__en-us_topic_0000001764491360_p11519277392">Name of a table</p>
</td>
</tr>
<tr id="EN-US_TOPIC_0000001811490537__en-us_topic_0000001764491360_row851917793920"><td class="cellrowborder" valign="top" width="23.23%" headers="mcps1.3.2.2.4.1.1 "><p id="EN-US_TOPIC_0000001811490537__en-us_topic_0000001764491360_p6519974392">heap_read</p>
</td>
<td class="cellrowborder" valign="top" width="19.189999999999998%" headers="mcps1.3.2.2.4.1.2 "><p id="EN-US_TOPIC_0000001811490537__en-us_topic_0000001764491360_p3519127103910">Bigint</p>
</td>
<td class="cellrowborder" valign="top" width="57.58%" headers="mcps1.3.2.2.4.1.3 "><p id="EN-US_TOPIC_0000001811490537__en-us_topic_0000001764491360_p451911712397">Number of blocks logically read in the heap</p>
</td>
</tr>
<tr id="EN-US_TOPIC_0000001811490537__en-us_topic_0000001764491360_row2519579393"><td class="cellrowborder" valign="top" width="23.23%" headers="mcps1.3.2.2.4.1.1 "><p id="EN-US_TOPIC_0000001811490537__en-us_topic_0000001764491360_p185208713392">heap_hit</p>
</td>
<td class="cellrowborder" valign="top" width="19.189999999999998%" headers="mcps1.3.2.2.4.1.2 "><p id="EN-US_TOPIC_0000001811490537__en-us_topic_0000001764491360_p11520177133918">Bigint</p>
</td>
<td class="cellrowborder" valign="top" width="57.58%" headers="mcps1.3.2.2.4.1.3 "><p id="EN-US_TOPIC_0000001811490537__en-us_topic_0000001764491360_p2520137133913">Number of block hits in the heap</p>
</td>
</tr>
<tr id="EN-US_TOPIC_0000001811490537__en-us_topic_0000001764491360_row55201771398"><td class="cellrowborder" valign="top" width="23.23%" headers="mcps1.3.2.2.4.1.1 "><p id="EN-US_TOPIC_0000001811490537__en-us_topic_0000001764491360_p25207783913">idx_read</p>
</td>
<td class="cellrowborder" valign="top" width="19.189999999999998%" headers="mcps1.3.2.2.4.1.2 "><p id="EN-US_TOPIC_0000001811490537__en-us_topic_0000001764491360_p175208733916">Bigint</p>
</td>
<td class="cellrowborder" valign="top" width="57.58%" headers="mcps1.3.2.2.4.1.3 "><p id="EN-US_TOPIC_0000001811490537__en-us_topic_0000001764491360_p115203715396">Number of blocks logically read in the index</p>
</td>
</tr>
<tr id="EN-US_TOPIC_0000001811490537__en-us_topic_0000001764491360_row452120712394"><td class="cellrowborder" valign="top" width="23.23%" headers="mcps1.3.2.2.4.1.1 "><p id="EN-US_TOPIC_0000001811490537__en-us_topic_0000001764491360_p35217713916">idx_hit</p>
</td>
<td class="cellrowborder" valign="top" width="19.189999999999998%" headers="mcps1.3.2.2.4.1.2 "><p id="EN-US_TOPIC_0000001811490537__en-us_topic_0000001764491360_p1752115717392">Bigint</p>
</td>
<td class="cellrowborder" valign="top" width="57.58%" headers="mcps1.3.2.2.4.1.3 "><p id="EN-US_TOPIC_0000001811490537__en-us_topic_0000001764491360_p252118716399">Number of block hits in the index</p>
</td>
</tr>
<tr id="EN-US_TOPIC_0000001811490537__en-us_topic_0000001764491360_row10521777399"><td class="cellrowborder" valign="top" width="23.23%" headers="mcps1.3.2.2.4.1.1 "><p id="EN-US_TOPIC_0000001811490537__en-us_topic_0000001764491360_p17521375394">toast_read</p>
</td>
<td class="cellrowborder" valign="top" width="19.189999999999998%" headers="mcps1.3.2.2.4.1.2 "><p id="EN-US_TOPIC_0000001811490537__en-us_topic_0000001764491360_p17522572394">Bigint</p>
</td>
<td class="cellrowborder" valign="top" width="57.58%" headers="mcps1.3.2.2.4.1.3 "><p id="EN-US_TOPIC_0000001811490537__en-us_topic_0000001764491360_p195227793911">Number of blocks logically read in the <strong id="EN-US_TOPIC_0000001811490537__en-us_topic_0000001764491360_b52561517194713">TOAST</strong> table</p>
</td>
</tr>
<tr id="EN-US_TOPIC_0000001811490537__en-us_topic_0000001764491360_row1522274395"><td class="cellrowborder" valign="top" width="23.23%" headers="mcps1.3.2.2.4.1.1 "><p id="EN-US_TOPIC_0000001811490537__en-us_topic_0000001764491360_p195229719396">toast_hit</p>
</td>
<td class="cellrowborder" valign="top" width="19.189999999999998%" headers="mcps1.3.2.2.4.1.2 "><p id="EN-US_TOPIC_0000001811490537__en-us_topic_0000001764491360_p20522579390">Bigint</p>
</td>
<td class="cellrowborder" valign="top" width="57.58%" headers="mcps1.3.2.2.4.1.3 "><p id="EN-US_TOPIC_0000001811490537__en-us_topic_0000001764491360_p45223717393">Number of block hits in the <strong id="EN-US_TOPIC_0000001811490537__en-us_topic_0000001764491360_b710035916474">TOAST</strong> table</p>
</td>
</tr>
<tr id="EN-US_TOPIC_0000001811490537__en-us_topic_0000001764491360_row25221377396"><td class="cellrowborder" valign="top" width="23.23%" headers="mcps1.3.2.2.4.1.1 "><p id="EN-US_TOPIC_0000001811490537__en-us_topic_0000001764491360_p75231793916">tidx_read</p>
</td>
<td class="cellrowborder" valign="top" width="19.189999999999998%" headers="mcps1.3.2.2.4.1.2 "><p id="EN-US_TOPIC_0000001811490537__en-us_topic_0000001764491360_p145239763911">Bigint</p>
</td>
<td class="cellrowborder" valign="top" width="57.58%" headers="mcps1.3.2.2.4.1.3 "><p id="EN-US_TOPIC_0000001811490537__en-us_topic_0000001764491360_p1752310743910">Number of indexes logically read in the <strong id="EN-US_TOPIC_0000001811490537__en-us_topic_0000001764491360_b1397016517487">TOAST</strong> table</p>
</td>
</tr>
<tr id="EN-US_TOPIC_0000001811490537__en-us_topic_0000001764491360_row3523770398"><td class="cellrowborder" valign="top" width="23.23%" headers="mcps1.3.2.2.4.1.1 "><p id="EN-US_TOPIC_0000001811490537__en-us_topic_0000001764491360_p165235703915">tidx_hit</p>
</td>
<td class="cellrowborder" valign="top" width="19.189999999999998%" headers="mcps1.3.2.2.4.1.2 "><p id="EN-US_TOPIC_0000001811490537__en-us_topic_0000001764491360_p11523107123910">Bigint</p>
</td>
<td class="cellrowborder" valign="top" width="57.58%" headers="mcps1.3.2.2.4.1.3 "><p id="EN-US_TOPIC_0000001811490537__en-us_topic_0000001764491360_p105231572399">Number of index hits in the <strong id="EN-US_TOPIC_0000001811490537__en-us_topic_0000001764491360_b1743923184820">TOAST</strong> table</p>
</td>
</tr>
</tbody>
</table>
</div>
</div>
<div>
<div class="familylinks">
<div class="parentlink"><strong>Parent topic:</strong> <a href="dws_04_0639.html">System Views</a></div>
</div>
</div>
View Git Blame Copy Permalink