Add documentation on the IF NOT EXISTS clause to CREATE statements.

Ticket #1608. (CVS 3010)

FossilOrigin-Name: d4e4ba132a94e729ffd220e0ca942cfda87b3a76

diff --git a/manifest b/manifest
index 8154e59d97671ed1925053b9ef838697514aa405..9e4d5d4c957463260d84a829e497a361b998cd0f 100644 (file)
--- a/manifest
+++ b/manifest
@@ -1,5 +1,5 @@
-C Makefile\schanges\sso\sthat\sbuilds\swork\son\sSolaris.\s\sTicket\s#1604.\s(CVS\s3009)
-D 2006-01-23T18:06:52
+C Add\sdocumentation\son\sthe\sIF\sNOT\sEXISTS\sclause\sto\sCREATE\sstatements.\nTicket\s#1608.\s(CVS\s3010)
+D 2006-01-23T18:14:22
 F Makefile.in 53841eb72e9eeb6030a8ce28c2595a92f440fd10
 F Makefile.linux-gcc 74ba0eadf88748a9ce3fd03d2a3ede2e6715baec
 F README 9c4e2d6706bdcc3efdd773ce752a8cdab4f90028
@@ -323,7 +323,7 @@ F www/fullscanb.gif f7c94cb227f060511f8909e10f570157263e9a25
 F www/index-ex1-x-b.gif f9b1d85c3fa2435cf38b15970c7e3aa1edae23a3
 F www/index.tcl 9ce47a2f3163c4feafe1b593c14215994f2a0155
 F www/indirect1b1.gif adfca361d2df59e34f9c5cac52a670c2bfc303a1
-F www/lang.tcl b3561af8d85d2d712d43b3604e4aadce9257e4d9
+F www/lang.tcl ce9de23a6693469c5bfdafc1fd50d7b18752e7d7
 F www/lockingv3.tcl f59b19d6c8920a931f096699d6faaf61c05db55f
 F www/mingw.tcl d96b451568c5d28545fefe0c80bee3431c73f69c
 F www/nulls.tcl ec35193f92485b87b90a994a01d0171b58823fcf
@@ -344,7 +344,7 @@ F www/tclsqlite.tcl bb0d1357328a42b1993d78573e587c6dcbc964b9
 F www/vdbe.tcl 87a31ace769f20d3627a64fa1fade7fed47b90d0
 F www/version3.tcl a99cf5f6d8bd4d5537584a2b342f0fb9fa601d8b
 F www/whentouse.tcl 97e2b5cd296f7d8057e11f44427dea8a4c2db513
-P dfe282386896967832826d130323c3ff11532873
-R f92eb95c24a3788f463c36b42d884897
+P 7addf70445d46cab148496ba2f27ab3764b70f66
+R 4292464c44eb181bca9cbae1286aaf63
 U drh
-Z 147ff440aaacf1366a5ab3a300aa4908
+Z 084b0c92b7e97fe9d76e7f212b9e5b45

diff --git a/manifest.uuid b/manifest.uuid
index df2a36e1828964dae8adf5327973753aaebbee3a..11675135916602410ebf165c6ad1400ac6b2b3f9 100644 (file)
--- a/manifest.uuid
+++ b/manifest.uuid
@@ -1 +1 @@
-7addf70445d46cab148496ba2f27ab3764b70f66
\ No newline at end of file
+d4e4ba132a94e729ffd220e0ca942cfda87b3a76
\ No newline at end of file

diff --git a/www/lang.tcl b/www/lang.tcl
index b937cbd27742402692153a2ebab3a5fd4c299ec5..e80bf8c3512406b8c2cc9a6400b824009c9d4acf 100644 (file)
--- a/www/lang.tcl
+++ b/www/lang.tcl
@@ -1,7 +1,7 @@
 #
 # Run this Tcl script to generate the lang-*.html files.
 #
-set rcsid {$Id: lang.tcl,v 1.105 2006/01/12 22:17:50 drh Exp $}
+set rcsid {$Id: lang.tcl,v 1.106 2006/01/23 18:14:22 drh Exp $}
 source common.tcl
 
 if {[llength $argv]>0} {
@@ -487,6 +487,9 @@ all CREATE INDEX statements
 are read from the <b>sqlite_master</b> table and used to regenerate
 SQLite's internal representation of the index layout.</p>
 
+<p>If the optional IF NOT EXISTS clause is present and another index
+with the same name aleady exists, then this command becomes a no-op.</p>
+
 <p>Indexes are removed with the <a href="#dropindex">DROP INDEX</a> 
 command.</p>
 }
@@ -495,7 +498,7 @@ command.</p>
 Section {CREATE TABLE} {createtable}
 
 Syntax {sql-command} {
-CREATE [TEMP | TEMPORARY] TABLE <table-name> (
+CREATE [TEMP | TEMPORARY] TABLE [IF NOT EXISTS] <table-name> (
   <column-def> [, <column-def>]*
   [, <constraint>]*
 )
@@ -622,6 +625,9 @@ The text of CREATE TEMPORARY TABLE statements are stored in the
 <b>sqlite_temp_master</b> table.
 </p>
 
+<p>If the optional IF NOT EXISTS clause is present and another table
+with the same name aleady exists, then this command becomes a no-op.</p>
+
 <p>Tables are removed using the <a href="#droptable">DROP TABLE</a> 
 statement.  </p>
 }