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Comment:Tighten up the CREATE INDEX syntax accepted by the parser. (CVS 2329)
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SHA1: 41d2214b83dd52acdda64a50d0c1ef16009d06d0
User & Date: danielk1977 2005-02-14 06:38:40
Context
2005-02-14
20:48
Make sure that when a CREATE INDEX fails, it does not leave a residue behind that can corrupt the database. Ticket #1115. (CVS 2330) (check-in: cbed92f3 user: drh tags: trunk)
06:38
Tighten up the CREATE INDEX syntax accepted by the parser. (CVS 2329) (check-in: 41d2214b user: danielk1977 tags: trunk)
2005-02-13
23:34
Update the version number in preparation for the release of 3.1.2. (CVS 2325) (check-in: f3c51de7 user: drh tags: trunk)
Changes
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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 1.165 2005/02/05 12:48:48 danielk1977 Exp $
*/
%token_prefix TK_
%token_type {Token}
%default_type {Token}
%extra_argument {Parse *pParse}
%syntax_error {
  if( pParse->zErrMsg==0 ){
................................................................................
exprlist(A) ::= expritem(X).            {A = sqlite3ExprListAppend(0,X,0);}
expritem(A) ::= expr(X).                {A = X;}
expritem(A) ::= .                       {A = 0;}

///////////////////////////// The CREATE INDEX command ///////////////////////
//
cmd ::= CREATE(S) uniqueflag(U) INDEX nm(X) dbnm(D)
        ON fullname(Y) LP idxlist(Z) RP(E) onconf(R). {
  if( U!=OE_None ) U = R;
  if( U==OE_Default) U = OE_Abort;
  sqlite3CreateIndex(pParse, &X, &D, Y, Z, U, &S, &E);
}

%type uniqueflag {int}
uniqueflag(A) ::= UNIQUE.  {A = OE_Abort;}
uniqueflag(A) ::= .        {A = OE_None;}

%type idxlist {ExprList*}








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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 1.166 2005/02/14 06:38:40 danielk1977 Exp $
*/
%token_prefix TK_
%token_type {Token}
%default_type {Token}
%extra_argument {Parse *pParse}
%syntax_error {
  if( pParse->zErrMsg==0 ){
................................................................................
exprlist(A) ::= expritem(X).            {A = sqlite3ExprListAppend(0,X,0);}
expritem(A) ::= expr(X).                {A = X;}
expritem(A) ::= .                       {A = 0;}

///////////////////////////// The CREATE INDEX command ///////////////////////
//
cmd ::= CREATE(S) uniqueflag(U) INDEX nm(X) dbnm(D)
        ON nm(Y) LP idxlist(Z) RP(E) onconf(R). {
  if( U!=OE_None ) U = R;
  if( U==OE_Default) U = OE_Abort;
  sqlite3CreateIndex(pParse, &X, &D, sqlite3SrcListAppend(0,&Y,0),Z,U, &S, &E);
}

%type uniqueflag {int}
uniqueflag(A) ::= UNIQUE.  {A = OE_Abort;}
uniqueflag(A) ::= .        {A = OE_None;}

%type idxlist {ExprList*}

Changes to test/alter.test. 

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#    May you find forgiveness for yourself and forgive others.
#    May you share freely, never taking more than you give.
#
#*************************************************************************
# This file implements regression tests for SQLite library.  The
# focus of this script is testing the ALTER TABLE statement.
#
# $Id: alter.test,v 1.9 2005/01/27 00:30:52 danielk1977 Exp $
#

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

# If SQLITE_OMIT_ALTERTABLE is defined, omit this file.
ifcapable !altertable {
................................................................................
  }
} {}
do_test alter-1.8.2 {
  execsql {
    CREATE TABLE t4(a PRIMARY KEY, b, c);
    CREATE TABLE aux.t4(a PRIMARY KEY, b, c);
    CREATE INDEX i4 ON t4(b);
    CREATE INDEX aux.i4 ON aux.t4(b);
  }
} {}
do_test alter-1.8.3 {
  execsql {
    INSERT INTO t4 VALUES('main', 'main', 'main');
    INSERT INTO aux.t4 VALUES('aux', 'aux', 'aux');
    SELECT * FROM t4 WHERE a = 'main';








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#    May you find forgiveness for yourself and forgive others.
#    May you share freely, never taking more than you give.
#
#*************************************************************************
# This file implements regression tests for SQLite library.  The
# focus of this script is testing the ALTER TABLE statement.
#
# $Id: alter.test,v 1.10 2005/02/14 06:38:40 danielk1977 Exp $
#

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

# If SQLITE_OMIT_ALTERTABLE is defined, omit this file.
ifcapable !altertable {
................................................................................
  }
} {}
do_test alter-1.8.2 {
  execsql {
    CREATE TABLE t4(a PRIMARY KEY, b, c);
    CREATE TABLE aux.t4(a PRIMARY KEY, b, c);
    CREATE INDEX i4 ON t4(b);
    CREATE INDEX aux.i4 ON t4(b);
  }
} {}
do_test alter-1.8.3 {
  execsql {
    INSERT INTO t4 VALUES('main', 'main', 'main');
    INSERT INTO aux.t4 VALUES('aux', 'aux', 'aux');
    SELECT * FROM t4 WHERE a = 'main';

Changes to test/subquery.test. 

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#    May you find forgiveness for yourself and forgive others.
#    May you share freely, never taking more than you give.
#
#*************************************************************************
# This file implements regression tests for SQLite library.  The
# focus of this script is testing correlated subqueries
#
# $Id: subquery.test,v 1.7 2005/02/12 08:59:59 danielk1977 Exp $
#

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

ifcapable !subquery {
  finish_test
................................................................................
      a.period,
      (select sum(val) from t5 where period between a.period and '2002-4') vsum
      FROM t5 a where a.period between '2002-1' and '2002-4')
    WHERE vsum < 45 ;
  }
} {2002-2 30.0 2002-3 25.0 2002-4 15.0}
do_test subquery-1.10.5 {









  execsql {
    DROP TABLE t5;
  }
} {}











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#    May you find forgiveness for yourself and forgive others.
#    May you share freely, never taking more than you give.
#
#*************************************************************************
# This file implements regression tests for SQLite library.  The
# focus of this script is testing correlated subqueries
#
# $Id: subquery.test,v 1.8 2005/02/14 06:38:40 danielk1977 Exp $
#

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

ifcapable !subquery {
  finish_test
................................................................................
      a.period,
      (select sum(val) from t5 where period between a.period and '2002-4') vsum
      FROM t5 a where a.period between '2002-1' and '2002-4')
    WHERE vsum < 45 ;
  }
} {2002-2 30.0 2002-3 25.0 2002-4 15.0}
do_test subquery-1.10.5 {
  execsql {
    SELECT "a.period", vsum from
      (select a.period,
      (select sum(val) from t5 where period between a.period and '2002-4') vsum
    FROM t5 a where a.period between '2002-1' and '2002-4') 
    WHERE vsum < 45 ;
  }
} {2002-2 30.0 2002-3 25.0 2002-4 15.0}
do_test subquery-1.10.6 {
  execsql {
    DROP TABLE t5;
  }
} {}

Changes to www/lang.tcl. 

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#
# Run this Tcl script to generate the lang-*.html files.
#
set rcsid {$Id: lang.tcl,v 1.82 2005/01/24 23:27:32 danielk1977 Exp $}
source common.tcl

if {[llength $argv]>0} {
  set outputdir [lindex $argv 0]
} else {
  set outputdir ""
}
................................................................................
by a line that contains only a baskslash and a dot:}
puts "\"[Operator \\.]\".</p>"


Section {CREATE INDEX} createindex

Syntax {sql-statement} {
CREATE [UNIQUE] INDEX <index-name> 
ON [<database-name> .] <table-name> ( <column-name> [, <column-name>]* )
[ ON CONFLICT <conflict-algorithm> ]
} {column-name} {
<name> [ COLLATE <collation-name>] [ ASC | DESC ]
}

puts {
<p>The CREATE INDEX command consists of the keywords "CREATE INDEX" followed




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#
# Run this Tcl script to generate the lang-*.html files.
#
set rcsid {$Id: lang.tcl,v 1.83 2005/02/14 06:38:41 danielk1977 Exp $}
source common.tcl

if {[llength $argv]>0} {
  set outputdir [lindex $argv 0]
} else {
  set outputdir ""
}
................................................................................
by a line that contains only a baskslash and a dot:}
puts "\"[Operator \\.]\".</p>"


Section {CREATE INDEX} createindex

Syntax {sql-statement} {
CREATE [UNIQUE] INDEX [<database-name> .] <index-name> 
ON <table-name> ( <column-name> [, <column-name>]* )
[ ON CONFLICT <conflict-algorithm> ]
} {column-name} {
<name> [ COLLATE <collation-name>] [ ASC | DESC ]
}

puts {
<p>The CREATE INDEX command consists of the keywords "CREATE INDEX" followed

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