SQLite

**
*************************************************************************
** 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 1.59 2002/03/30 15:26:51 drh Exp $
*/
%token_prefix TK_
%token_type {Token}
%default_type {Token}
%extra_argument {Parse *pParse}
%syntax_error {
  sqliteSetString(&pParse->zErrMsg,"syntax error",0);

// An IDENTIFIER can be a generic identifier, or one of several
// keywords.  Any non-standard keyword can also be an identifier.
// We also make DESC and identifier since it comes up so often (as
// an abbreviation of "description").
//
%type id {Token}
id(A) ::= ABORT(X).      {A = X;}
id(A) ::= ASC(X).        {A = X;}
id(A) ::= BEGIN(X).      {A = X;}
id(A) ::= CLUSTER(X).    {A = X;}
id(A) ::= CONFLICT(X).   {A = X;}
id(A) ::= COPY(X).       {A = X;}
id(A) ::= DELIMITERS(X). {A = X;}
id(A) ::= DESC(X).       {A = X;}
id(A) ::= END(X).        {A = X;}
id(A) ::= EXPLAIN(X).    {A = X;}
id(A) ::= FAIL(X).       {A = X;}
id(A) ::= ID(X).         {A = X;}

id(A) ::= IGNORE(X).     {A = X;}
id(A) ::= KEY(X).        {A = X;}
id(A) ::= OFFSET(X).     {A = X;}
id(A) ::= PRAGMA(X).     {A = X;}
id(A) ::= REPLACE(X).    {A = X;}
id(A) ::= TEMP(X).       {A = X;}
id(A) ::= VACUUM(X).     {A = X;}
id(A) ::= VIEW(X).       {A = X;}

// And "ids" is an identifer-or-string.
//
%type ids {Token}
ids(A) ::= id(X).        {A = X;}
ids(A) ::= STRING(X).    {A = X;}

#
#***********************************************************************
# This file implements regression tests for SQLite library.
#
# This file implements tests for miscellanous features that were
# left out of other test files.
#
# $Id: misc1.test,v 1.5 2002/03/30 15:26:52 drh Exp $

set testdir [file dirname $argv0]
source $testdir/tester.tcl

# Test the creation and use of tables that have a large number
# of columns.
#

  }
} {1 {near "WHEREwww": syntax error}}
do_test misc1-5.2 {
  execsql {
    SELECT * FROM t3 ORDER BY a;
  }
} {1 2 3 4}

# Certain keywords (especially non-standard keywords like "REPLACE") can
# also be used as identifiers.  The way this works in the parser is that
# the parser first detects a syntax error, the error handling routine
# sees that the special keyword caused the error, then replaces the keyword
# with "ID" and tries again.
#
# Check the operation of this logic.
#
do_test misc1-6.1 {
  catchsql {
    CREATE TABLE t4(
      abort, asc, begin, cluster, conflict, copy, delimiters, desc, end,
      explain, fail, ignore, key, offset, pragma, replace, temp,
      vacuum, view
    );
  }
} {0 {}}
do_test misc1-6.2 {
  catchsql {
    INSERT INTO t4
       VALUES(1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19);
  }
} {0 {}}
do_test misc1-6.3 {
  execsql {
    SELECT * FROM t4
  }
} {1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19}
do_test misc1-6.4 {
  execsql {
    SELECT abort+asc,max(key,pragma,temp) FROM t4
  }
} {3 17}
     

finish_test