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Comment:Compile-time option to limit the size of AUTOINCREMENT rowids to 32-bits. (CVS 2349)
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SHA1:c5366deaf5beca9c99558c0f375ba73f817acd92
User & Date: drh 2005-02-17 00:03:07
Context
2005-02-18
01:15
Fix typos in documentation for pragma short_column_names. Ticket #1130. (CVS 2350) check-in: fac56fa1 user: danielk1977 tags: trunk
2005-02-17
00:03
Compile-time option to limit the size of AUTOINCREMENT rowids to 32-bits. (CVS 2349) check-in: c5366dea user: drh tags: trunk
2005-02-16
23:43
Clarify that columns are indexed from 0 when using sqlite3_column_XXX() APIs. No code changes. (CVS 2348) check-in: d5eb25d8 user: danielk1977 tags: trunk
Changes
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Changes to src/test1.c. 

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**    May you share freely, never taking more than you give.
**
*************************************************************************
** Code for testing the printf() interface to SQLite.  This code
** is not included in the SQLite library.  It is used for automated
** testing of the SQLite library.
**
** $Id: test1.c,v 1.129 2005/02/04 04:07:18 danielk1977 Exp $
*/
#include "sqliteInt.h"
#include "tcl.h"
#include "os.h"
#include <stdlib.h>
#include <string.h>

................................................................................

/*
** This routine sets entries in the global ::sqlite_options() array variable
** according to the compile-time configuration of the database.  Test
** procedures use this to determine when tests should be omitted.
*/
static void set_options(Tcl_Interp *interp){






#ifdef SQLITE_OMIT_ALTERTABLE
  Tcl_SetVar2(interp, "sqlite_options", "altertable", "0", TCL_GLOBAL_ONLY);
#else
  Tcl_SetVar2(interp, "sqlite_options", "altertable", "1", TCL_GLOBAL_ONLY);
#endif

#ifdef SQLITE_OMIT_AUTHORIZATION








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**    May you share freely, never taking more than you give.
**
*************************************************************************
** Code for testing the printf() interface to SQLite.  This code
** is not included in the SQLite library.  It is used for automated
** testing of the SQLite library.
**
** $Id: test1.c,v 1.130 2005/02/17 00:03:07 drh Exp $
*/
#include "sqliteInt.h"
#include "tcl.h"
#include "os.h"
#include <stdlib.h>
#include <string.h>

................................................................................

/*
** This routine sets entries in the global ::sqlite_options() array variable
** according to the compile-time configuration of the database.  Test
** procedures use this to determine when tests should be omitted.
*/
static void set_options(Tcl_Interp *interp){
#ifdef SQLITE_32BIT_ROWID
  Tcl_SetVar2(interp, "sqlite_options", "rowid32", "1", TCL_GLOBAL_ONLY);
#else
  Tcl_SetVar2(interp, "sqlite_options", "rowid32", "0", TCL_GLOBAL_ONLY);
#endif

#ifdef SQLITE_OMIT_ALTERTABLE
  Tcl_SetVar2(interp, "sqlite_options", "altertable", "0", TCL_GLOBAL_ONLY);
#else
  Tcl_SetVar2(interp, "sqlite_options", "altertable", "1", TCL_GLOBAL_ONLY);
#endif

#ifdef SQLITE_OMIT_AUTHORIZATION

Changes to src/vdbe.c. 

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**
** Various scripts scan this source file in order to generate HTML
** documentation, headers files, or other derived files.  The formatting
** of the code in this file is, therefore, important.  See other comments
** in this file for details.  If in doubt, do not deviate from existing
** commenting and indentation practices when changing or adding code.
**
** $Id: vdbe.c,v 1.454 2005/02/08 07:50:42 danielk1977 Exp $
*/
#include "sqliteInt.h"
#include "os.h"
#include <ctype.h>
#include "vdbeInt.h"

/*
................................................................................
          BTREE_INTKEY ){
      rc = SQLITE_CORRUPT;
      goto abort_due_to_error;
    }
    assert( (sqlite3BtreeFlags(pC->pCursor) & BTREE_INTKEY)!=0 );
    assert( (sqlite3BtreeFlags(pC->pCursor) & BTREE_ZERODATA)==0 );




    /* Some compilers complain about constants of the form 0x7fffffffffffffff.
    ** Others complain about 0x7ffffffffffffffffLL.  The following macro seems
    ** to provide the constant while making all compilers happy.
    */
#   define MAX_I64  ( (((u64)0x7fffffff)<<32) | (u64)0xffffffff )


    if( !pC->useRandomRowid ){
      if( pC->nextRowidValid ){
        v = pC->nextRowid;
      }else{
        rx = sqlite3BtreeLast(pC->pCursor, &res);
        if( res ){
          v = 1;
        }else{
          sqlite3BtreeKeySize(pC->pCursor, &v);
          v = keyToInt(v);
          if( v==MAX_I64 ){
            pC->useRandomRowid = 1;
          }else{
            v++;
          }
        }
      }

................................................................................
#ifndef SQLITE_OMIT_AUTOINCREMENT
      if( pOp->p2 ){
        Mem *pMem;
        assert( pOp->p2>0 && pOp->p2<p->nMem );  /* P2 is a valid memory cell */
        pMem = &p->aMem[pOp->p2];
        Integerify(pMem);
        assert( (pMem->flags & MEM_Int)!=0 );  /* mem(P2) holds an integer */
        if( pMem->i==MAX_I64 || pC->useRandomRowid ){
          rc = SQLITE_FULL;
          goto abort_due_to_error;
        }
        if( v<pMem->i+1 ){
          v = pMem->i + 1;
        }
        pMem->i = v;
      }
#endif

      if( v<MAX_I64 ){
        pC->nextRowidValid = 1;
        pC->nextRowid = v+1;
      }else{
        pC->nextRowidValid = 0;
      }
    }
    if( pC->useRandomRowid ){








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**
** Various scripts scan this source file in order to generate HTML
** documentation, headers files, or other derived files.  The formatting
** of the code in this file is, therefore, important.  See other comments
** in this file for details.  If in doubt, do not deviate from existing
** commenting and indentation practices when changing or adding code.
**
** $Id: vdbe.c,v 1.455 2005/02/17 00:03:07 drh Exp $
*/
#include "sqliteInt.h"
#include "os.h"
#include <ctype.h>
#include "vdbeInt.h"

/*
................................................................................
          BTREE_INTKEY ){
      rc = SQLITE_CORRUPT;
      goto abort_due_to_error;
    }
    assert( (sqlite3BtreeFlags(pC->pCursor) & BTREE_INTKEY)!=0 );
    assert( (sqlite3BtreeFlags(pC->pCursor) & BTREE_ZERODATA)==0 );

#ifdef SQLITE_32BIT_ROWID
#   define MAX_ROWID 0x7fffffff
#else
    /* Some compilers complain about constants of the form 0x7fffffffffffffff.
    ** Others complain about 0x7ffffffffffffffffLL.  The following macro seems
    ** to provide the constant while making all compilers happy.
    */
#   define MAX_ROWID  ( (((u64)0x7fffffff)<<32) | (u64)0xffffffff )
#endif

    if( !pC->useRandomRowid ){
      if( pC->nextRowidValid ){
        v = pC->nextRowid;
      }else{
        rx = sqlite3BtreeLast(pC->pCursor, &res);
        if( res ){
          v = 1;
        }else{
          sqlite3BtreeKeySize(pC->pCursor, &v);
          v = keyToInt(v);
          if( v==MAX_ROWID ){
            pC->useRandomRowid = 1;
          }else{
            v++;
          }
        }
      }

................................................................................
#ifndef SQLITE_OMIT_AUTOINCREMENT
      if( pOp->p2 ){
        Mem *pMem;
        assert( pOp->p2>0 && pOp->p2<p->nMem );  /* P2 is a valid memory cell */
        pMem = &p->aMem[pOp->p2];
        Integerify(pMem);
        assert( (pMem->flags & MEM_Int)!=0 );  /* mem(P2) holds an integer */
        if( pMem->i==MAX_ROWID || pC->useRandomRowid ){
          rc = SQLITE_FULL;
          goto abort_due_to_error;
        }
        if( v<pMem->i+1 ){
          v = pMem->i + 1;
        }
        pMem->i = v;
      }
#endif

      if( v<MAX_ROWID ){
        pC->nextRowidValid = 1;
        pC->nextRowid = v+1;
      }else{
        pC->nextRowidValid = 0;
      }
    }
    if( pC->useRandomRowid ){

Changes to test/autoinc.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 AUTOINCREMENT features.
#
# $Id: autoinc.test,v 1.3 2005/01/21 11:55:27 danielk1977 Exp $
#

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

# If the library is not compiled with autoincrement support then
# skip all tests in this file.
................................................................................
    SELECT 3, * FROM aux.sqlite_sequence;
  }
} {3 t4 1 3 t5 200}

# Requirement REQ00310:  Make sure an insert fails if the sequence is
# already at its maximum value.
#

do_test autoinc-6.1 {
  execsql {
    CREATE TABLE t6(v INTEGER PRIMARY KEY AUTOINCREMENT, w);









    INSERT INTO t6 VALUES(9223372036854775807,1);
    SELECT seq FROM main.sqlite_sequence WHERE name='t6';
  }
} 9223372036854775807

do_test autoinc-6.2 {
  catchsql {
    INSERT INTO t6 VALUES(NULL,1);
  }
} {1 {database is full}}

# Allow the AUTOINCREMENT keyword inside the parentheses








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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 AUTOINCREMENT features.
#
# $Id: autoinc.test,v 1.4 2005/02/17 00:03:07 drh Exp $
#

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

# If the library is not compiled with autoincrement support then
# skip all tests in this file.
................................................................................
    SELECT 3, * FROM aux.sqlite_sequence;
  }
} {3 t4 1 3 t5 200}

# Requirement REQ00310:  Make sure an insert fails if the sequence is
# already at its maximum value.
#
ifcapable {rowid32} {
  do_test autoinc-6.1 {
    execsql {
      CREATE TABLE t6(v INTEGER PRIMARY KEY AUTOINCREMENT, w);
      INSERT INTO t6 VALUES(2147483647,1);
      SELECT seq FROM main.sqlite_sequence WHERE name='t6';
    }
  } 2147483647
}
ifcapable {!rowid32} {
  do_test autoinc-6.1 {
    execsql {
      CREATE TABLE t6(v INTEGER PRIMARY KEY AUTOINCREMENT, w);
      INSERT INTO t6 VALUES(9223372036854775807,1);
      SELECT seq FROM main.sqlite_sequence WHERE name='t6';
    }
  } 9223372036854775807
}
do_test autoinc-6.2 {
  catchsql {
    INSERT INTO t6 VALUES(NULL,1);
  }
} {1 {database is full}}

# Allow the AUTOINCREMENT keyword inside the parentheses

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