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List:       hsqldb-user
Subject:    Re: [Hsqldb-user] Limit max no of records in table
From:       "fredt" <fredt () users ! sourceforge ! net>
Date:       2009-04-02 16:20:41
Message-ID: 6210CC01661D4A669E5BC0CED5DD2BC9 () BLACK
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The simplest way is to write your own procedure to count the records then delete the \
old ones.

Fred
  ----- Original Message ----- 
  From: Utkarsh Shah 
  To: hsqldb-user@lists.sourceforge.net 
  Sent: 02 April 2009 14:30
  Subject: [Hsqldb-user] Limit max no of records in table


  Hi All,

   

  I am new to hsql and need some help.

  I have to store few records in memory so I created in-memory database and inserted \
few records.

  It worked successfully.

  What I want to do is restrict no of records in a table

  e.g. 

  test_table1 maximum 50 records can be stored and if more insert stmt found then \
remove old records and add new.

  test_table2 maximum 100 records can be stored and if more insert stmt found then \
remove old records and add new.

   

  Kindly help me to achieve the same. Is there any configuration which can help me to \
do the same ?

   

  Thanks & Regards,

  Utkarsh



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<DIV><FONT size=2>The simplest&nbsp;way is to write&nbsp;your own procedure to 
count the records then delete the old ones.</FONT></DIV>
<DIV><FONT size=2></FONT>&nbsp;</DIV>
<DIV><FONT size=2>Fred</FONT></DIV>
<BLOCKQUOTE 
style="PADDING-RIGHT: 0px; PADDING-LEFT: 5px; MARGIN-LEFT: 5px; BORDER-LEFT: #000000 \
2px solid; MARGIN-RIGHT: 0px">  <DIV style="FONT: 10pt arial">----- Original Message \
----- </DIV>  <DIV 
  style="BACKGROUND: #e4e4e4; FONT: 10pt arial; font-color: black"><B>From:</B> 
  <A title=utkarsh.shah@elitecore.com 
  href="mailto:utkarsh.shah@elitecore.com">Utkarsh Shah</A> </DIV>
  <DIV style="FONT: 10pt arial"><B>To:</B> <A 
  title=hsqldb-user@lists.sourceforge.net 
  href="mailto:hsqldb-user@lists.sourceforge.net">hsqldb-user@lists.sourceforge.net</A> \
  </DIV>
  <DIV style="FONT: 10pt arial"><B>Sent:</B> 02 April 2009 14:30</DIV>
  <DIV style="FONT: 10pt arial"><B>Subject:</B> [Hsqldb-user] Limit max no of 
  records in table</DIV>
  <DIV><BR></DIV>
  <DIV class=Section1>
  <P class=MsoNormal>Hi All,<o:p></o:p></P>
  <P class=MsoNormal><o:p>&nbsp;</o:p></P>
  <P class=MsoNormal>I am new to hsql and need some help.<o:p></o:p></P>
  <P class=MsoNormal>I have to store few records in memory so I created 
  in-memory database and inserted few records.<o:p></o:p></P>
  <P class=MsoNormal>It worked successfully.<o:p></o:p></P>
  <P class=MsoNormal>What I want to do is restrict no of records in a 
  table<o:p></o:p></P>
  <P class=MsoNormal>e.g. <o:p></o:p></P>
  <P class=MsoNormal>test_table1 maximum 50 records can be stored and if more 
  insert stmt found then remove old records and add new.<o:p></o:p></P>
  <P class=MsoNormal>test_table2 maximum 100 records can be stored and if more 
  insert stmt found then remove old records and add new.<o:p></o:p></P>
  <P class=MsoNormal><o:p>&nbsp;</o:p></P>
  <P class=MsoNormal>Kindly help me to achieve the same. Is there any 
  configuration which can help me to do the same ?<o:p></o:p></P>
  <P class=MsoNormal><o:p>&nbsp;</o:p></P>
  <P class=MsoNormal>Thanks &amp; Regards,<o:p></o:p></P>
  <P class=MsoNormal>Utkarsh<o:p></o:p></P></DIV>
  <P>
  <HR>

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  <P></P>_______________________________________________<BR>Hsqldb-user mailing 
  list<BR>Hsqldb-user@lists.sourceforge.net<BR>https://lists.sourceforge.net/lists/listinfo/hsqldb-user<BR></BLOCKQUOTE></BODY></HTML>




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