**    May you find forgiveness for yourself and forgive others.
**    May you share freely, never taking more than you give.
**
*************************************************************************
** This file contains C code routines that are called by the parser
** to handle UPDATE statements.
**
** $Id: update.c,v 1.25 2001/12/31 02:48:51 drh Exp $
*/
#include "sqliteInt.h"

/*
** Process an UPDATE statement.
*/
void sqliteUpdate(
................................................................................
      goto update_cleanup;
    }
    if( sqliteExprCheck(pParse, pChanges->a[i].pExpr, 0, 0) ){
      goto update_cleanup;
    }
    for(j=0; j<pTab->nCol; j++){
      if( sqliteStrICmp(pTab->aCol[j].zName, pChanges->a[i].zName)==0 ){
        if( i==pTab->iPKey ){
          chngRecno = 1;
          pRecnoExpr = pChanges->a[i].pExpr;
        }
        aXRef[j] = i;
        break;
      }
    }

**    May you find forgiveness for yourself and forgive others.
**    May you share freely, never taking more than you give.
**
*************************************************************************
** This file contains C code routines that are called by the parser
** to handle UPDATE statements.
**
** $Id: update.c,v 1.26 2002/01/14 02:56:25 drh Exp $
*/
#include "sqliteInt.h"

/*
** Process an UPDATE statement.
*/
void sqliteUpdate(
................................................................................
      goto update_cleanup;
    }
    if( sqliteExprCheck(pParse, pChanges->a[i].pExpr, 0, 0) ){
      goto update_cleanup;
    }
    for(j=0; j<pTab->nCol; j++){
      if( sqliteStrICmp(pTab->aCol[j].zName, pChanges->a[i].zName)==0 ){
        if( j==pTab->iPKey ){
          chngRecno = 1;
          pRecnoExpr = pChanges->a[i].pExpr;
        }
        aXRef[j] = i;
        break;
      }
    }

#
#***********************************************************************
# This file implements regression tests for SQLite library.
#
# This file implements tests for the special processing associated
# with INTEGER PRIMARY KEY columns.
#
# $Id: intpkey.test,v 1.4 2001/12/22 21:48:30 drh Exp $

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

# Create a table with a primary key and a datatype other than
# integer
#
................................................................................
  }
} {30 new row}
do_test intpkey-7.2 {
  execsql {
    SELECT * FROM t1 WHERE rowid>20;
  }
} {22 b-22 c-22 30 new row}























finish_test

#
#***********************************************************************
# This file implements regression tests for SQLite library.
#
# This file implements tests for the special processing associated
# with INTEGER PRIMARY KEY columns.
#
# $Id: intpkey.test,v 1.5 2002/01/14 02:56:26 drh Exp $

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

# Create a table with a primary key and a datatype other than
# integer
#
................................................................................
  }
} {30 new row}
do_test intpkey-7.2 {
  execsql {
    SELECT * FROM t1 WHERE rowid>20;
  }
} {22 b-22 c-22 30 new row}

# Do an insert from a select statement.
#
do_test intpkey-8.1 {
  execsql {
    CREATE TABLE t2(x INTEGER PRIMARY KEY, y, z);
    INSERT INTO t2 SELECT * FROM t1;
    SELECT rowid FROM t2;
  }
} {-4 0 5 6 11 20 22 30}
do_test intpkey-8.2 {
  execsql {
    SELECT x FROM t2;
  }
} {-4 0 5 6 11 20 22 30}

do_test intpkey-9.1 {
  execsql {
    UPDATE t1 SET c='www' WHERE c='world';
    SELECT rowid, a, c FROM t1 WHERE c=='www';
  }
} {5 5 www 11 11 www}

finish_test

proc chng {date desc} {
  puts "<DT><B>$date</B></DT>"
  puts "<DD><P><UL>$desc</UL></P></DD>"
}

chng {2002 Jan 10 (2.2.2)} {
<li>Bug fix: An assertion was failing when a temporary table with an index
    had the same name as a permanent table created by a separate process.</li>


}

chng {2002 Jan 9 (2.2.1)} {
<li>Bug fix: An attempt to delete a single row of a table with a WHERE
    clause of "ROWID=x" when no such rowid exists was causing an error.</li>
<li>Bug fix: Passing in a NULL as the 3rd parameter to <b>sqlite_open()</b>
    would sometimes cause a coredump.</li>

proc chng {date desc} {
  puts "<DT><B>$date</B></DT>"
  puts "<DD><P><UL>$desc</UL></P></DD>"
}

chng {2002 Jan 13 (2.2.2)} {
<li>Bug fix: An assertion was failing when a temporary table with an index
    had the same name as a permanent table created by a separate process.</li>
<li>Bug fix: Updates to tables containing an INTEGER PRIMARY KEY and an
    index could fail.</li>
}

chng {2002 Jan 9 (2.2.1)} {
<li>Bug fix: An attempt to delete a single row of a table with a WHERE
    clause of "ROWID=x" when no such rowid exists was causing an error.</li>
<li>Bug fix: Passing in a NULL as the 3rd parameter to <b>sqlite_open()</b>
    would sometimes cause a coredump.</li>