📄 sortingrecordswithindexes.htm
字号:
<html>
<head>
<title>Sorting Records with Indexes</title>
</head>
<!--#include virtual="/inc/header.php"-->
<table width="100%" border="0" cellspacing="0" cellpadding="2" bgcolor="#FFFFFF">
<tr>
<td align="left">
<span style="font-family:Helvetica,Arial; font-size:12pt; color:#000000"><b>Sorting Records with Indexes
<br>
</b></span>
</td>
<td align="right">
<font face="Arial" size="2">
<a href="deletingrecords.htm">Previous</a>
<a href="overview.htm">Top</a>
<a href="lockingandmulti_useraccess.htm">Next</a>
</font>
</td>
</tr>
</table>
<br><br>
<span style="font-family:Helvetica,Arial; font-size:10pt; color:#000000">
<br>
An index determines the display order of records in a table. Typically, records appear in physical order. This default behavior does not require application intervention. If you want a different sort order, however, you must specify either
<br>
<br>
<table width="100%" border="0" cellpadding="0" cellspacing="0"><tr valign="top"><td width="14"><span style="font-family:Helvetica,Arial; font-size:10pt; color:#000000"><font face="Symbol" size="2" color="#000000">·</font></span></td><td><span style="font-family:Helvetica,Arial; font-size:10pt; color:#000000">An alternate index for TABSTable component via <a href=tabstable_indexname.htm>IndexName</a> or <a href=tabstable_indexfieldnames.htm>IndexFieldNames</a> property.
<br>
</span></td></tr></table><table width="100%" border="0" cellpadding="0" cellspacing="0"><tr valign="top"><td width="14"><span style="font-family:Helvetica,Arial; font-size:10pt; color:#000000"><font face="Symbol" size="2" color="#000000">·</font></span></td><td><span style="font-family:Helvetica,Arial; font-size:10pt; color:#000000">A list of columns on which to sort with TABSQuery component via ORDER BY clause.
<br>
</span></td></tr></table><table width="100%" border="0" cellpadding="0" cellspacing="0"><tr valign="top"><td><span style="font-family:Helvetica,Arial; font-size:10pt; color:#000000"></span></td><td></td></tr></table><span style="font-family:Helvetica,Arial; font-size:10pt; color:#000000">
<br>
An index could be created by <a href=tabstable_addindex.htm>AddIndex</a> method of TABSTable component.
<br>
<br>
<b>Examples:</b>
<br>
<br>
</span><span style="font-family:Courier New; font-size:8pt; color:#000000">ABSTable1.IndexName := <span style="font-family:Courier New; font-size:8pt; color:#000080">'idxPrimary'</span></span><span style="font-family:Courier New; font-size:8pt; color:#000000">;
<br>
<br>
ABSTable1.IndexFieldNames := <span style="font-family:Courier New; font-size:8pt; color:#000080">'LastName;FirstName'</span></span><span style="font-family:Courier New; font-size:8pt; color:#000000">;
<br>
<br>
ABSQuery1.SQL.Test := 'SELECT * FROM employee ORDER BY FirstName';
<br>
</span></span>
<!--#include virtual="/inc/footer.php"-->
</html>
⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -