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Documentation updates prior to the releae of 2.7.0. (CVS 728)

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FossilOrigin-Name: e2d95f85a3c4beeb5f8e78498f52fc00475f38ed
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drh
2002-08-25 20:11:18 +00:00
parent 8c74a8ca5b
commit 305f99a0fb
4 changed files with 42 additions and 14 deletions
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36
www/lang.tcl
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@@ -1,7 +1,7 @@
#
# Run this Tcl script to generate the sqlite.html file.
#
set rcsid {$Id: lang.tcl,v 1.44 2002/08/18 19:09:24 drh Exp $}
set rcsid {$Id: lang.tcl,v 1.45 2002/08/25 20:11:19 drh Exp $}
puts {<html>
<head>
@@ -724,7 +724,10 @@ a result immediately based on their inputs. Aggregate functions
may only be used in a SELECT statement. Aggregate functions compute
their result across all rows of the result set.</p>
<p>The following simple functions are currently supported:</p>
<p>The functions shown below are available by default. Additional
functions may be written in C and added to the database engine using
the <a href="c_interface.html#cfunc">sqlite_create_function()</a>
API.</p>
<table border=0 cellpadding=10>
<tr>
@@ -738,6 +741,16 @@ their result across all rows of the result set.</p>
all arguments are NULL then NULL is returned.</td>
</tr>
<tr>
<td valign="top" align="right">glob(<i>X</i>,<i>Y</i>)</td>
<td valign="top">This function is used to implement the
"<b>Y GLOB X</b>" syntax of SQLite. The
<a href="c_interface.html#cfunc">sqlite_create_function()</a>
interface can
be used to override this function and thereby change the operation
of the GLOB operator.</td>
</tr>
<tr>
<td valign="top" align="right">last_insert_rowid()</td>
<td valign="top">Return the ROWID of the last row insert from this
@@ -752,6 +765,16 @@ If SQLite is configured to support UTF-8, then the number of UTF-8
characters is returned, not the number of bytes.</td>
</tr>
<tr>
<td valign="top" align="right">like(<i>X</i>,<i>Y</i>)</td>
<td valign="top">This function is used to implement the
"<b>Y LIKE X</b>" syntax of SQL. The
<a href="c_interface.html#cfunc">sqlite_create_function()</a>
interface can
be used to override this function and thereby change the operation
of the LIKE operator.</td>
</tr>
<tr>
<td valign="top" align="right">lower(<i>X</i>)</td>
<td valign="top">Return a copy of string <i>X</i> will all characters
@@ -811,8 +834,9 @@ UTF-8 strings.</td>
</table>
<p>
The following aggregate functions are supported:
</p>
The following aggregate functions are available by default. Additional
aggregate functions written in C may be added using the
<a href="c_interface.html#cfunc">sqlite_create_aggregate()</a> API.</p>
<table border=0 cellpadding=10>
<tr>
@@ -1172,7 +1196,9 @@ result is specified by the expression list in between the
SELECT and FROM keywords. Any arbitrary expression can be used
as a result. If a result expression is }
puts "[Operator *] then all columns of all tables are substituted"
puts {for that one expression.</p>
puts {for that one expression. If the expression is the name of}
puts "a table followed by [Operator .*] then the result is all columns"
puts {in that one table.</p>
<p>The query is executed against one or more tables specified after
the FROM keyword. If multiple tables names are separated by commas,