SQLite

**     CREATE INDEX
**     DROP INDEX
**     creating ID lists
**     BEGIN TRANSACTION
**     COMMIT
**     ROLLBACK
**
** $Id: build.c,v 1.302 2005/01/31 12:42:29 danielk1977 Exp $
*/
#include "sqliteInt.h"
#include <ctype.h>

/*
** This routine is called when a new SQL statement is beginning to
** be parsed.  Initialize the pParse structure as needed.

void sqlite3AddNotNull(Parse *pParse, int onError){
  Table *p;
  int i;
  if( (p = pParse->pNewTable)==0 ) return;
  i = p->nCol-1;
  if( i>=0 ) p->aCol[i].notNull = onError;
}






































/*
** This routine is called by the parser while in the middle of
** parsing a CREATE TABLE statement.  The pFirst token is the first
** token in the sequence of tokens that describe the type of the
** column currently under construction.   pLast is the last token
** in the sequence.  Use this information to construct a string

    }
    pColl = 0;
  }
  return pColl;
}



/*
** Scan the column type name zType (length nType) and return the
** associated affinity type.
*/
static char sqlite3AffinityType(const char *zType, int nType){
  int n, i;
  static const struct {
    const char *zSub;  /* Keywords substring to search for */
    char nSub;         /* length of zSub */
    char affinity;     /* Affinity to return if it matches */
  } substrings[] = {
    {"INT",  3, SQLITE_AFF_INTEGER},
    {"CHAR", 4, SQLITE_AFF_TEXT},
    {"CLOB", 4, SQLITE_AFF_TEXT},
    {"TEXT", 4, SQLITE_AFF_TEXT},
    {"BLOB", 4, SQLITE_AFF_NONE},
  };

  if( nType==0 ){
    return SQLITE_AFF_NONE;
  }
  for(i=0; i<sizeof(substrings)/sizeof(substrings[0]); i++){
    int c1 = substrings[i].zSub[0];
    int c2 = tolower(c1);
    int limit = nType - substrings[i].nSub;
    const char *z = substrings[i].zSub;
    for(n=0; n<=limit; n++){
      int c = zType[n];
      if( (c==c1 || c==c2)
             && 0==sqlite3StrNICmp(&zType[n], z, substrings[i].nSub) ){
        return substrings[i].affinity;
      }
    }
  }
  return SQLITE_AFF_NUMERIC;
}

/*
** Generate code that will increment the schema cookie.
**
** The schema cookie is used to determine when the schema for the
** database changes.  After each schema change, the cookie value
** changes.  When a process first reads the schema it records the
** cookie.  Thereafter, whenever it goes to access the database,

**    May you find forgiveness for yourself and forgive others.
**    May you share freely, never taking more than you give.
**
*************************************************************************
** This is the implementation of generic hash-tables
** used in SQLite.
**
** $Id: hash.c,v 1.15 2004/08/20 14:08:51 drh Exp $
*/
#include "sqliteInt.h"
#include <assert.h>

/* Turn bulk memory into a hash table object by initializing the
** fields of the Hash structure.
**

}
#endif

/*
** Hash and comparison functions when the mode is SQLITE_HASH_STRING
*/
static int strHash(const void *pKey, int nKey){
  return sqlite3HashNoCase((const char*)pKey, nKey); 







}
static int strCompare(const void *pKey1, int n1, const void *pKey2, int n2){
  if( n1!=n2 ) return 1;
  return sqlite3StrNICmp((const char*)pKey1,(const char*)pKey2,n1);
}

/*

/*
** 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 1.364 2005/01/29 08:32:45 danielk1977 Exp $
*/
#ifndef _SQLITEINT_H_
#define _SQLITEINT_H_

/*
** Cursor support is turned off unless the SQLITE_ENABLE_CURSOR option
** is defined.

int sqlite3utf16ByteLen(const void *pData, int nChar);
int sqlite3utf8CharLen(const char *pData, int nByte);
int sqlite3ReadUtf8(const unsigned char *);
int sqlite3PutVarint(unsigned char *, u64);
int sqlite3GetVarint(const unsigned char *, u64 *);
int sqlite3GetVarint32(const unsigned char *, u32 *);
int sqlite3VarintLen(u64 v);
char sqlite3AffinityType(const char *, int);
void sqlite3IndexAffinityStr(Vdbe *, Index *);
void sqlite3TableAffinityStr(Vdbe *, Table *);
char sqlite3CompareAffinity(Expr *pExpr, char aff2);
int sqlite3IndexAffinityOk(Expr *pExpr, char idx_affinity);
char sqlite3ExprAffinity(Expr *pExpr);
int sqlite3atoi64(const char*, i64*);
void sqlite3Error(sqlite3*, int, const char*,...);

**
*************************************************************************
** Utility functions used throughout sqlite.
**
** This file contains functions for allocating memory, comparing
** strings, and stuff like that.
**
** $Id: util.c,v 1.128 2005/01/20 22:48:48 drh Exp $
*/
#include "sqliteInt.h"
#include <stdarg.h>
#include <ctype.h>

#if SQLITE_MEMDEBUG>2 && defined(__GLIBC__)
#include <execinfo.h>

    198,199,200,201,202,203,204,205,206,207,208,209,210,211,212,213,214,215,
    216,217,218,219,220,221,222,223,224,225,226,227,228,229,230,231,232,233,
    234,235,236,237,238,239,240,241,242,243,244,245,246,247,248,249,250,251,
    252,253,254,255
};
#define UpperToLower sqlite3UpperToLower

/*
** This function computes a hash on the name of a keyword.
** Case is not significant.
*/
int sqlite3HashNoCase(const char *z, int n){
  int h = 0;
  if( n<=0 ) n = strlen(z);
  while( n > 0  ){
    h = (h<<3) ^ h ^ UpperToLower[(unsigned char)*z++];
    n--;
  }
  return h & 0x7fffffff;
}

/*
** Some systems have stricmp().  Others have strcasecmp().  Because
** there is no consistency, we will define our own.
*/
int sqlite3StrICmp(const char *zLeft, const char *zRight){
  register unsigned char *a, *b;
  a = (unsigned char *)zLeft;