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doc-exports/docs/dataartsstudio/umn/dataartsstudio_01_0290.html
chenxiaoxiong f9e2808b7c DataArts UMN 20250810 version
Reviewed-by: Pruthi, Vineet <vineet.pruthi@t-systems.com>
Co-authored-by: chenxiaoxiong <chenxiaoxiong@huawei.com>
Co-committed-by: chenxiaoxiong <chenxiaoxiong@huawei.com>
2025-09-02 10:44:13 +00:00

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<h1 class="topictitle1">ShenTong Database Link Parameters</h1>
<div id="body8662426"><p id="dataartsstudio_01_0290__en-us_topic_0000001470680714_p2116754152029"><a href="#dataartsstudio_01_0290__en-us_topic_0000001470680714_table5321744015490">Table 1</a> lists the parameters for a link to a ShenTong database.</p>
<div class="note" id="dataartsstudio_01_0290__en-us_topic_0000001470680714_note8867140110"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><p id="dataartsstudio_01_0290__en-us_topic_0000001470680714_en-us_topic_0108275292_p167832113185">Do not change the password or user when the job is running. If you do so, the password will not take effect immediately and the job will fail.</p>
</div></div>
<div class="tablenoborder"><a name="dataartsstudio_01_0290__en-us_topic_0000001470680714_table5321744015490"></a><a name="en-us_topic_0000001470680714_table5321744015490"></a><table cellpadding="4" cellspacing="0" summary="" id="dataartsstudio_01_0290__en-us_topic_0000001470680714_table5321744015490" frame="border" border="1" rules="all"><caption><b>Table 1 </b>ShenTong database link parameters</caption><thead align="left"><tr id="dataartsstudio_01_0290__en-us_topic_0000001470680714_row185605615490"><th align="left" class="cellrowborder" valign="top" width="16.5%" id="mcps1.3.3.2.4.1.1"><p id="dataartsstudio_01_0290__en-us_topic_0000001470680714_p3088488815490">Parameter</p>
</th>
<th align="left" class="cellrowborder" valign="top" width="61.550000000000004%" id="mcps1.3.3.2.4.1.2"><p id="dataartsstudio_01_0290__en-us_topic_0000001470680714_p1864797615490">Description</p>
</th>
<th align="left" class="cellrowborder" valign="top" width="21.95%" id="mcps1.3.3.2.4.1.3"><p id="dataartsstudio_01_0290__en-us_topic_0000001470680714_p12195902165556">Example Value</p>
</th>
</tr>
</thead>
<tbody><tr id="dataartsstudio_01_0290__en-us_topic_0000001470680714_row1489193511311"><td class="cellrowborder" valign="top" width="16.5%" headers="mcps1.3.3.2.4.1.1 "><p id="dataartsstudio_01_0290__en-us_topic_0000001470680714_p6539611111311">Name</p>
</td>
<td class="cellrowborder" valign="top" width="61.550000000000004%" headers="mcps1.3.3.2.4.1.2 "><p id="dataartsstudio_01_0290__en-us_topic_0000001470680714_p6573133312010">Link name, which should be defined based on the data source type, so it is easier to remember what the link is for</p>
</td>
<td class="cellrowborder" valign="top" width="21.95%" headers="mcps1.3.3.2.4.1.3 "><p id="dataartsstudio_01_0290__en-us_topic_0000001470680714_p22437462113249">st_link</p>
</td>
</tr>
<tr id="dataartsstudio_01_0290__en-us_topic_0000001470680714_row23645714155554"><td class="cellrowborder" valign="top" width="16.5%" headers="mcps1.3.3.2.4.1.1 "><p id="dataartsstudio_01_0290__en-us_topic_0000001470680714_p36254680155554">Database Server</p>
</td>
<td class="cellrowborder" valign="top" width="61.550000000000004%" headers="mcps1.3.3.2.4.1.2 "><p id="dataartsstudio_01_0290__en-us_topic_0000001470680714_p159175149315">IP address or domain name of the database to connect</p>
<p id="dataartsstudio_01_0290__en-us_topic_0000001470680714_p19166366171423">Click <span class="uicontrol" id="dataartsstudio_01_0290__en-us_topic_0000001470680714_uicontrol1426519428377"><b>Select</b></span> next to the text box and select a ShenTong DB instance in the displayed dialog box.</p>
</td>
<td class="cellrowborder" valign="top" width="21.95%" headers="mcps1.3.3.2.4.1.3 "><p id="dataartsstudio_01_0290__en-us_topic_0000001470680714_p54006514165556">192.168.0.1</p>
</td>
</tr>
<tr id="dataartsstudio_01_0290__en-us_topic_0000001470680714_row35721234155558"><td class="cellrowborder" valign="top" width="16.5%" headers="mcps1.3.3.2.4.1.1 "><p id="dataartsstudio_01_0290__en-us_topic_0000001470680714_p7738819155558">Port</p>
</td>
<td class="cellrowborder" valign="top" width="61.550000000000004%" headers="mcps1.3.3.2.4.1.2 "><p id="dataartsstudio_01_0290__en-us_topic_0000001470680714_p3924762417149">Port of the database to connect</p>
</td>
<td class="cellrowborder" valign="top" width="21.95%" headers="mcps1.3.3.2.4.1.3 "><p id="dataartsstudio_01_0290__en-us_topic_0000001470680714_p178971459711">3306</p>
</td>
</tr>
<tr id="dataartsstudio_01_0290__en-us_topic_0000001470680714_row58054787162632"><td class="cellrowborder" valign="top" width="16.5%" headers="mcps1.3.3.2.4.1.1 "><p id="dataartsstudio_01_0290__en-us_topic_0000001470680714_p4817321162632">Database Name</p>
</td>
<td class="cellrowborder" valign="top" width="61.550000000000004%" headers="mcps1.3.3.2.4.1.2 "><p id="dataartsstudio_01_0290__en-us_topic_0000001470680714_p45683474171354">Name of the database to connect</p>
</td>
<td class="cellrowborder" valign="top" width="21.95%" headers="mcps1.3.3.2.4.1.3 "><p id="dataartsstudio_01_0290__en-us_topic_0000001470680714_p22858665165556">dbname</p>
</td>
</tr>
<tr id="dataartsstudio_01_0290__en-us_topic_0000001470680714_row121116115490"><td class="cellrowborder" valign="top" width="16.5%" headers="mcps1.3.3.2.4.1.1 "><p id="dataartsstudio_01_0290__en-us_topic_0000001470680714_p3099525315490">Username</p>
</td>
<td class="cellrowborder" valign="top" width="61.550000000000004%" headers="mcps1.3.3.2.4.1.2 "><p id="dataartsstudio_01_0290__en-us_topic_0000001470680714_p2758753215490">Username used for accessing the database. This user must have the permissions to read and write data tables and metadata.</p>
</td>
<td class="cellrowborder" valign="top" width="21.95%" headers="mcps1.3.3.2.4.1.3 "><p id="dataartsstudio_01_0290__en-us_topic_0000001470680714_p14053644165556">cdm</p>
</td>
</tr>
<tr id="dataartsstudio_01_0290__en-us_topic_0000001470680714_row4576104015490"><td class="cellrowborder" valign="top" width="16.5%" headers="mcps1.3.3.2.4.1.1 "><p id="dataartsstudio_01_0290__en-us_topic_0000001470680714_p1565673415490">Password</p>
</td>
<td class="cellrowborder" valign="top" width="61.550000000000004%" headers="mcps1.3.3.2.4.1.2 "><p id="dataartsstudio_01_0290__en-us_topic_0000001470680714_p3952172933412">Password of the user</p>
</td>
<td class="cellrowborder" valign="top" width="21.95%" headers="mcps1.3.3.2.4.1.3 "><p id="dataartsstudio_01_0290__en-us_topic_0000001470680714_p44559445165556">-</p>
</td>
</tr>
<tr id="dataartsstudio_01_0290__en-us_topic_0000001470680714_row15561131344619"><td class="cellrowborder" valign="top" width="16.5%" headers="mcps1.3.3.2.4.1.1 "><p id="dataartsstudio_01_0290__en-us_topic_0000001470680714_p815422212356">Use Agent</p>
</td>
<td class="cellrowborder" valign="top" width="61.550000000000004%" headers="mcps1.3.3.2.4.1.2 "><p id="dataartsstudio_01_0290__en-us_topic_0000001470680714_p1651731719256"><span id="dataartsstudio_01_0290__en-us_topic_0000001470680714_text79507435388">The agent function will be unavailable soon and does not need to be configured.</span></p>
</td>
<td class="cellrowborder" valign="top" width="21.95%" headers="mcps1.3.3.2.4.1.3 "><p id="dataartsstudio_01_0290__en-us_topic_0000001470680714_p1415442293513">-</p>
</td>
</tr>
<tr id="dataartsstudio_01_0290__en-us_topic_0000001470680714_row19539167464"><td class="cellrowborder" valign="top" width="16.5%" headers="mcps1.3.3.2.4.1.1 "><p id="dataartsstudio_01_0290__en-us_topic_0000001470680714_p18412133418352">Agent</p>
</td>
<td class="cellrowborder" valign="top" width="61.550000000000004%" headers="mcps1.3.3.2.4.1.2 "><p id="dataartsstudio_01_0290__en-us_topic_0000001470680714_p7271203620437"><span id="dataartsstudio_01_0290__en-us_topic_0000001470680714_text62711836154310">The agent function will be unavailable soon and does not need to be configured.</span></p>
</td>
<td class="cellrowborder" valign="top" width="21.95%" headers="mcps1.3.3.2.4.1.3 "><p id="dataartsstudio_01_0290__en-us_topic_0000001470680714_p1241253413354">-</p>
</td>
</tr>
<tr id="dataartsstudio_01_0290__en-us_topic_0000001470680714_row135252157179"><td class="cellrowborder" valign="top" width="16.5%" headers="mcps1.3.3.2.4.1.1 "><p id="dataartsstudio_01_0290__en-us_topic_0000001470680714_p237624617348">Reference Sign</p>
</td>
<td class="cellrowborder" valign="top" width="61.550000000000004%" headers="mcps1.3.3.2.4.1.2 "><p id="dataartsstudio_01_0290__en-us_topic_0000001470680714_p5825824617348">(Optional) Delimiter between the names of the referenced tables or columns. For details, see the product documentation of the corresponding database.</p>
</td>
<td class="cellrowborder" valign="top" width="21.95%" headers="mcps1.3.3.2.4.1.3 "><p id="dataartsstudio_01_0290__en-us_topic_0000001470680714_p2129746617348">'</p>
</td>
</tr>
<tr id="dataartsstudio_01_0290__en-us_topic_0000001470680714_row1983251620289"><td class="cellrowborder" valign="top" width="16.5%" headers="mcps1.3.3.2.4.1.1 "><p id="dataartsstudio_01_0290__en-us_topic_0000001470680714_p1483391622812">Driver Version</p>
</td>
<td class="cellrowborder" valign="top" width="61.550000000000004%" headers="mcps1.3.3.2.4.1.2 "><p id="dataartsstudio_01_0290__en-us_topic_0000001470680714_p28330168284">Select a driver version that adapts to the database type.</p>
</td>
<td class="cellrowborder" valign="top" width="21.95%" headers="mcps1.3.3.2.4.1.3 "><p id="dataartsstudio_01_0290__en-us_topic_0000001470680714_p88332016112819">-</p>
</td>
</tr>
<tr id="dataartsstudio_01_0290__en-us_topic_0000001470680714_row2500625417340"><td class="cellrowborder" valign="top" width="16.5%" headers="mcps1.3.3.2.4.1.1 "><p id="dataartsstudio_01_0290__en-us_topic_0000001470680714_p1224068017340">Fetch Size</p>
</td>
<td class="cellrowborder" valign="top" width="61.550000000000004%" headers="mcps1.3.3.2.4.1.2 "><p id="dataartsstudio_01_0290__en-us_topic_0000001470680714_p5197104317340">(Optional) Displayed when you click <strong id="dataartsstudio_01_0290__en-us_topic_0000001470680714_b8001884526198">Show Advanced Attributes</strong>.</p>
<p id="dataartsstudio_01_0290__en-us_topic_0000001470680714_p6431931117532">Number of rows obtained by each request. Set this parameter based on the data source and the job's data size. If the value is either too large or too small, the job may run for a long time.</p>
</td>
<td class="cellrowborder" valign="top" width="21.95%" headers="mcps1.3.3.2.4.1.3 "><p id="dataartsstudio_01_0290__en-us_topic_0000001470680714_p4890496717340">1000</p>
</td>
</tr>
<tr id="dataartsstudio_01_0290__en-us_topic_0000001470680714_row6497846117345"><td class="cellrowborder" valign="top" width="16.5%" headers="mcps1.3.3.2.4.1.1 "><p id="dataartsstudio_01_0290__en-us_topic_0000001470680714_p2876397817345">Link Attributes</p>
</td>
<td class="cellrowborder" valign="top" width="61.550000000000004%" headers="mcps1.3.3.2.4.1.2 "><p id="dataartsstudio_01_0290__en-us_topic_0000001470680714_p4818086317345">(Optional) Click <span class="uicontrol" id="dataartsstudio_01_0290__en-us_topic_0000001470680714_uicontrol562410381772"><b>Add</b></span> to add the JDBC connector attributes of multiple specified data sources. For details, see the JDBC connector document of the corresponding database.</p>
<div class="p" id="dataartsstudio_01_0290__en-us_topic_0000001470680714_p151027540282">The following are some examples:<ul id="dataartsstudio_01_0290__en-us_topic_0000001470680714_ul1284813922912"><li id="dataartsstudio_01_0290__en-us_topic_0000001470680714_li67681857202918"><strong id="dataartsstudio_01_0290__en-us_topic_0000001470680714_b2458964706198">connectTimeout=360000</strong> and <strong id="dataartsstudio_01_0290__en-us_topic_0000001470680714_b3302070126198">socketTimeout=360000</strong>: When a large amount of data needs to be migrated or the entire table is retrieved using query statements, the migration fails due to connection timeout. In this case, you can customize the connection timeout interval (ms) and socket timeout interval (ms) to prevent failures caused by timeout.</li></ul>
</div>
</td>
<td class="cellrowborder" valign="top" width="21.95%" headers="mcps1.3.3.2.4.1.3 "><p id="dataartsstudio_01_0290__en-us_topic_0000001470680714_p1033584517345">sslmode=require</p>
</td>
</tr>
</tbody>
</table>
</div>
</div>
<div>
<div class="familylinks">
<div class="parentlink"><strong>Parent topic:</strong> <a href="dataartsstudio_01_0157.html">Configuring Link Parameters</a></div>
</div>
</div>