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Added information on MySQL 4.0.16 to the NULL-handling survey. (CVS 1117)

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FossilOrigin-Name: e22e3ab53a841b26984240760b0438efc83661d7
This commit is contained in:
drh 2003-11-08 12:07:01 +00:00
parent 7014aff37d
commit 000ca2b208
3 changed files with 21 additions and 12 deletions
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12
manifest
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@ -1,5 +1,5 @@
C Revised\sdate/time\sfunctions\s-\snow\sbroken\sout\sinto\sa\sseparate\ssource\sfile.\nSee\sthe\sDateAndTimeFunctions\swiki\spage\sfor\sadditional\sinformation.\s(CVS\s1116)
D 2003-11-01T01:53:54
C Added\sinformation\son\sMySQL\s4.0.16\sto\sthe\sNULL-handling\ssurvey.\s(CVS\s1117)
D 2003-11-08T12:07:01
F Makefile.in 5cb273b7d0e945d47ee8b9ad1c2a04ce79927d2d
F Makefile.linux-gcc b86a99c493a5bfb402d1d9178dcdc4bd4b32f906
F README f1de682fbbd94899d50aca13d387d1b3fd3be2dd
@ -168,7 +168,7 @@ F www/formatchng.tcl ca6cc1cb1bef9bc36f0619049d3c95e749bc6983
F www/index.tcl 3530ab3c43e2f34f114d16495d19cc1751d12446
F www/lang.tcl 5f39bbda1ba38a28f18f97bd98c81f40355393b2
F www/mingw.tcl d96b451568c5d28545fefe0c80bee3431c73f69c
F www/nulls.tcl 9cb56d98c0c623074cda4360a415f3f0a7074c90
F www/nulls.tcl 38117d24afb81efd079b59723b985a6d654cc2e8
F www/omitted.tcl 11037a1b557bd01405092d93dfa08898a4c26cd7
F www/opcode.tcl b8d561f33597c62955796b797646f00144d97332
F www/quickstart.tcl 4e97bef825e6a4153c43afb9f97235fc4da278ab
@ -176,7 +176,7 @@ F www/speed.tcl 2f6b1155b99d39adb185f900456d1d592c4832b3
F www/sqlite.tcl 3c83b08cf9f18aa2d69453ff441a36c40e431604
F www/tclsqlite.tcl b9271d44dcf147a93c98f8ecf28c927307abd6da
F www/vdbe.tcl 9b9095d4495f37697fd1935d10e14c6015e80aa1
P 181260c0aa7837feca9e415225ece0e9c4032c7a
R 879a05717d19f1ac21f75967c496c2d9
P 68ef9b45bd3abdedf3721011ad0fb22e8735e721
R 760ef71dda1d82d9c2fac1839e1748c7
U drh
Z 7096cda608fb24dfdfaba056b6dd6a59
Z 7ade5844fa0457ff554bbbf8dab828b4

2
manifest.uuid
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68ef9b45bd3abdedf3721011ad0fb22e8735e721
e22e3ab53a841b26984240760b0438efc83661d7

19
www/nulls.tcl
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@ -1,7 +1,7 @@
#
# Run this script to generated a nulls.html output file
#
set rcsid {$Id: nulls.tcl,v 1.4 2003/08/13 11:29:24 drh Exp $}
set rcsid {$Id: nulls.tcl,v 1.5 2003/11/08 12:07:01 drh Exp $}
puts {<html>
<head>
@ -170,10 +170,11 @@ The following table shows the results of the NULL handling experiments.
<table border=1 cellpadding=3 width="100%">
<tr><th>&nbsp&nbsp;</th>
<th>MySQL</th>
<th>MySQL<br>3.23.41</th>
<th>MySQL<br>4.0.16</th>
<th>Firebird</th>
<th>SQL Anywhere</th>
<th>Borland Interbase</th>
<th>SQL<br>Anywhere</th>
<th>Borland<br>Interbase</th>
</tr>
<tr><td>Adding anything to null gives null</td>
@ -181,27 +182,32 @@ The following table shows the results of the NULL handling experiments.
<td valign="center" align="center" bgcolor="#a9c7a9">Yes</td>
<td valign="center" align="center" bgcolor="#a9c7a9">Yes</td>
<td valign="center" align="center" bgcolor="#a9c7a9">Yes</td>
<td valign="center" align="center" bgcolor="#a9c7a9">Yes</td>
</tr>
<tr><td>Multiplying null by zero gives null</td>
<td valign="center" align="center" bgcolor="#a9c7a9">Yes</td>
<td valign="center" align="center" bgcolor="#a9c7a9">Yes</td>
<td valign="center" align="center" bgcolor="#a9c7a9">Yes</td>
<td valign="center" align="center" bgcolor="#a9c7a9">Yes</td>
<td valign="center" align="center" bgcolor="#a9c7a9">Yes</td>
</tr>
<tr><td>nulls are distinct in a UNIQUE column</td>
<td valign="center" align="center" bgcolor="#a9c7a9">Yes</td>
<td valign="center" align="center" bgcolor="#a9c7a9">Yes</td>
<td valign="center" align="center" bgcolor="#a9c7a9">Yes</td>
<td valign="center" align="center" bgcolor="#aaaad2">(Note 4)</td>
<td valign="center" align="center" bgcolor="#aaaad2">(Note 4)</td>
</tr>
<tr><td>nulls are distinct in SELECT DISTINCT</td>
<td valign="center" align="center" bgcolor="#c7a9a9">No</td>
<td valign="center" align="center" bgcolor="#c7a9a9">No</td>
<td valign="center" align="center" bgcolor="#c7a9a9">No (Note 1)</td>
<td valign="center" align="center" bgcolor="#c7a9a9">No</td>
<td valign="center" align="center" bgcolor="#c7a9a9">No</td>
</tr>
<tr><td>nulls are distinct in a UNION</td>
<td valign="center" align="center" bgcolor="#aaaad2">(Note 3)</td>
<td valign="center" align="center" bgcolor="#c7a9a9">No</td>
<td valign="center" align="center" bgcolor="#c7a9a9">No (Note 1)</td>
<td valign="center" align="center" bgcolor="#c7a9a9">No</td>
<td valign="center" align="center" bgcolor="#c7a9a9">No</td>
@ -210,6 +216,7 @@ The following table shows the results of the NULL handling experiments.
<td valign="center" align="center" bgcolor="#a9c7a9">Yes</td>
<td valign="center" align="center" bgcolor="#a9c7a9">Yes</td>
<td valign="center" align="center" bgcolor="#a9c7a9">Yes</td>
<td valign="center" align="center" bgcolor="#a9c7a9">Yes</td>
<td valign="center" align="center" bgcolor="#aaaad2">(Note 5)</td>
</tr>
<tr><td>"null OR true" is true</td>
@ -217,12 +224,14 @@ The following table shows the results of the NULL handling experiments.
<td valign="center" align="center" bgcolor="#a9c7a9">Yes</td>
<td valign="center" align="center" bgcolor="#a9c7a9">Yes</td>
<td valign="center" align="center" bgcolor="#a9c7a9">Yes</td>
<td valign="center" align="center" bgcolor="#a9c7a9">Yes</td>
</tr>
<tr><td>"not (null AND false)" is true</td>
<td valign="center" align="center" bgcolor="#c7a9a9">No</td>
<td valign="center" align="center" bgcolor="#a9c7a9">Yes</td>
<td valign="center" align="center" bgcolor="#a9c7a9">Yes</td>
<td valign="center" align="center" bgcolor="#a9c7a9">Yes</td>
<td valign="center" align="center" bgcolor="#a9c7a9">Yes</td>
</tr>
</table>
@ -237,7 +246,7 @@ and from UNION.</td>
<td>Test data unavailable.</td>
</tr>
<tr><td>3.&nbsp;</td>
<td>The version of MySQL tested (3.23.41) does not support UNION.</td>
<td>MySQL version 3.23.41 does not support UNION.</td>
</tr>
<tr><td>4.&nbsp;</td>
<td>SQL Anywhere and Borland Interbase