SQLite

**     DROP INDEX
**     creating ID lists
**     BEGIN TRANSACTION
**     COMMIT
**     ROLLBACK
**     PRAGMA
**
** $Id: build.c,v 1.223 2004/06/19 02:22:10 danielk1977 Exp $
*/
#include "sqliteInt.h"
#include <ctype.h>

/*
** This routine is called when a new SQL statement is beginning to
** be parsed.  Check to see if the schema for the database needs

  }
}

/*
** This routine is called when a commit occurs.
*/
void sqlite3CommitInternalChanges(sqlite *db){
  db->aDb[0].schema_cookie = db->next_cookie;
  db->flags &= ~SQLITE_InternChanges;
}

/*
** Remove the memory data structures associated with the given
** Table.  No changes are made to disk by this routine.
**

**
*************************************************************************
** Main file for the SQLite library.  The routines in this file
** implement the programmer interface to the library.  Routines in
** other files are for internal use by SQLite and should not be
** accessed by users of the library.
**
** $Id: main.c,v 1.229 2004/06/19 08:18:12 danielk1977 Exp $
*/
#include "sqliteInt.h"
#include "os.h"
#include <ctype.h>

/*
** A pointer to this structure is used to communicate information

    db->cache_size = size;
    db->safety_level = meta[3];
    if( meta[5]>0 && meta[5]<=2 && db->temp_store==0 ){
      db->temp_store = meta[5];
    }
    if( db->safety_level==0 ) db->safety_level = 2;

    /* FIX ME: Every struct Db will need a next_cookie */
    db->next_cookie = meta[0];
    db->file_format = meta[1];
    if( db->file_format==0 ){
      /* This happens if the database was initially empty */
      db->file_format = 1;
    }
  }

/*
** 2001 September 15
**
** The author disclaims copyright to this source code.  In place of
** a legal notice, here is a blessing:
**
**    May you do good and not evil.
**    May you find forgiveness for yourself and forgive others.
**    May you share freely, never taking more than you give.
**
*************************************************************************
** Internal interface definitions for SQLite.
**
** @(#) $Id: sqliteInt.h,v 1.291 2004/06/19 08:18:19 danielk1977 Exp $
*/
#include "config.h"
#include "sqlite3.h"
#include "hash.h"
#include "parse.h"
#include <stdio.h>
#include <stdlib.h>

  int nDb;                      /* Number of backends currently in use */
  Db *aDb;                      /* All backends */
  Db aDbStatic[2];              /* Static space for the 2 default backends */
  int flags;                    /* Miscellanous flags. See below */
  u8 file_format;               /* What file format version is this database? */
  u8 safety_level;              /* How aggressive at synching data to disk */
  u8 temp_store;                /* 1=file, 2=memory, 0=compile-time default */
  int next_cookie;              /* Next value of aDb[0].schema_cookie */
  int cache_size;               /* Number of pages to use in the cache */
  int nTable;                   /* Number of tables in the database */
  BusyHandler busyHandler;      /* Busy callback */
  void *pCommitArg;             /* Argument to xCommitCallback() */   
  int (*xCommitCallback)(void*);/* Invoked at every commit. */
  Hash aFunc;                   /* All functions that can be in SQL exprs */
  Hash aCollSeq;                /* All collating sequences */

**
** 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 1.379 2004/06/18 04:24:55 danielk1977 Exp $
*/
#include "sqliteInt.h"
#include "os.h"
#include <ctype.h>
#include "vdbeInt.h"

/*

          fprintf(p->trace, " i:%lld", pTos[i].i);
        }else if( pTos[i].flags & MEM_Real ){
          fprintf(p->trace, " r:%g", pTos[i].r);
        }else{
          char zBuf[100];
          sqlite3VdbeMemPrettyPrint(&pTos[i], zBuf, 100);
          fprintf(p->trace, " ");
          fprintf(p->trace, zBuf);
        }
      }
      if( rc!=0 ) fprintf(p->trace," rc=%d",rc);
      fprintf(p->trace,"\n");
    }
#endif
  }  /* The end of the for(;;) loop the loops through opcodes */

    }
  }


  if( p->rc!=SQLITE_OK ){
    sqlite3RollbackInternalChanges(db);
  }else if( db->flags & SQLITE_InternChanges ){
    db->flags &= ~SQLITE_InternChanges;
  }

  if( (p->magic==VDBE_MAGIC_RUN && p->pc>=0) || p->magic==VDBE_MAGIC_HALT ){
    db->activeVdbeCnt--;
  }

  assert( p->pTos<&p->aStack[p->pc<0?0:p->pc] || sqlite3_malloc_failed==1 );