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Overview
Comment:Allow "default" to be a keyword used by PRAGMA statements. (CVS 6454)
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SHA1: ed99d2d97f11784dda0f61f8e7d0eb5ca1bca371
User & Date: drh 2009-04-06 14:16:43.000
Context
2009-04-06
15:55
Updates and clarification to the documentation of the sqlite3_temp_directory global variable. No changes to code. (CVS 6455) (check-in: aea99c572a user: drh tags: trunk)
14:16
Allow "default" to be a keyword used by PRAGMA statements. (CVS 6454) (check-in: ed99d2d97f user: drh tags: trunk)
12:26
Make sure the reverse_unordered_selects pragma works even on unindexed tables that are queried without a WHERE clause (CVS 6453) (check-in: d8c6b28a73 user: drh tags: trunk)
Changes
Unified Diff Ignore Whitespace Patch
Changes to src/parse.y.
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**
*************************************************************************
** This file contains SQLite's grammar for SQL.  Process this file
** using the lemon parser generator to generate C code that runs
** the parser.  Lemon will also generate a header file containing
** numeric codes for all of the tokens.
**
** @(#) $Id: parse.y,v 1.273 2009/04/03 01:43:57 drh Exp $
*/

// All token codes are small integers with #defines that begin with "TK_"
%token_prefix TK_

// The type of the data attached to each token is Token.  This is also the
// default type for non-terminals.








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**
*************************************************************************
** This file contains SQLite's grammar for SQL.  Process this file
** using the lemon parser generator to generate C code that runs
** the parser.  Lemon will also generate a header file containing
** numeric codes for all of the tokens.
**
** @(#) $Id: parse.y,v 1.274 2009/04/06 14:16:43 drh Exp $
*/

// All token codes are small integers with #defines that begin with "TK_"
%token_prefix TK_

// The type of the data attached to each token is Token.  This is also the
// default type for non-terminals.
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cmd ::= PRAGMA nm(X) dbnm(Z) LP minus_num(Y) RP.
                                             {sqlite3Pragma(pParse,&X,&Z,&Y,1);}

nmnum(A) ::= plus_num(X).             {A = X;}
nmnum(A) ::= nm(X).                   {A = X;}
nmnum(A) ::= ON(X).                   {A = X;}
nmnum(A) ::= DELETE(X).               {A = X;}

%endif SQLITE_OMIT_PRAGMA
%endif SQLITE_OMIT_PARSER
plus_num(A) ::= plus_opt number(X).   {A = X;}
minus_num(A) ::= MINUS number(X).     {A = X;}
number(A) ::= INTEGER|FLOAT(X).       {A = X;}
plus_opt ::= PLUS.
plus_opt ::= .








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cmd ::= PRAGMA nm(X) dbnm(Z) LP minus_num(Y) RP.
                                             {sqlite3Pragma(pParse,&X,&Z,&Y,1);}

nmnum(A) ::= plus_num(X).             {A = X;}
nmnum(A) ::= nm(X).                   {A = X;}
nmnum(A) ::= ON(X).                   {A = X;}
nmnum(A) ::= DELETE(X).               {A = X;}
nmnum(A) ::= DEFAULT(X).              {A = X;}
%endif SQLITE_OMIT_PRAGMA
%endif SQLITE_OMIT_PARSER
plus_num(A) ::= plus_opt number(X).   {A = X;}
minus_num(A) ::= MINUS number(X).     {A = X;}
number(A) ::= INTEGER|FLOAT(X).       {A = X;}
plus_opt ::= PLUS.
plus_opt ::= .
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