Fossil

    }
  }
  memtraceOut = 0;
  return rc;
}

/************************* End ../ext/misc/memtrace.c ********************/
/************************* Begin ../ext/misc/pcachetrace.c ******************/
/*
** 2023-06-21
**
** 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.
**
*************************************************************************
**
** This file implements an extension that uses the SQLITE_CONFIG_PCACHE2
** mechanism to add a tracing layer on top of pluggable page cache of
** SQLite.  If this extension is registered prior to sqlite3_initialize(),
** it will cause all page cache activities to be logged on standard output,
** or to some other FILE specified by the initializer.
**
** This file needs to be compiled into the application that uses it.
**
** This extension is used to implement the --pcachetrace option of the
** command-line shell.
*/
#include <assert.h>
#include <string.h>
#include <stdio.h>

/* The original page cache routines */
static sqlite3_pcache_methods2 pcacheBase;
static FILE *pcachetraceOut;

/* Methods that trace pcache activity */
static int pcachetraceInit(void *pArg){
  int nRes;
  if( pcachetraceOut ){
    fprintf(pcachetraceOut, "PCACHETRACE: xInit(%p)\n", pArg);
  }
  nRes = pcacheBase.xInit(pArg);
  if( pcachetraceOut ){
    fprintf(pcachetraceOut, "PCACHETRACE: xInit(%p) -> %d\n", pArg, nRes);
  }
  return nRes;
}
static void pcachetraceShutdown(void *pArg){
  if( pcachetraceOut ){
    fprintf(pcachetraceOut, "PCACHETRACE: xShutdown(%p)\n", pArg);
  }
  pcacheBase.xShutdown(pArg);
}
static sqlite3_pcache *pcachetraceCreate(int szPage, int szExtra, int bPurge){
  sqlite3_pcache *pRes;
  if( pcachetraceOut ){
    fprintf(pcachetraceOut, "PCACHETRACE: xCreate(%d,%d,%d)\n",
            szPage, szExtra, bPurge);
  }
  pRes = pcacheBase.xCreate(szPage, szExtra, bPurge);
  if( pcachetraceOut ){
    fprintf(pcachetraceOut, "PCACHETRACE: xCreate(%d,%d,%d) -> %p\n",
            szPage, szExtra, bPurge, pRes);
  }
  return pRes;
}
static void pcachetraceCachesize(sqlite3_pcache *p, int nCachesize){
  if( pcachetraceOut ){
    fprintf(pcachetraceOut, "PCACHETRACE: xCachesize(%p, %d)\n", p, nCachesize);
  }
  pcacheBase.xCachesize(p, nCachesize);
}
static int pcachetracePagecount(sqlite3_pcache *p){
  int nRes;
  if( pcachetraceOut ){
    fprintf(pcachetraceOut, "PCACHETRACE: xPagecount(%p)\n", p);
  }
  nRes = pcacheBase.xPagecount(p);
  if( pcachetraceOut ){
    fprintf(pcachetraceOut, "PCACHETRACE: xPagecount(%p) -> %d\n", p, nRes);
  }
  return nRes;
}
static sqlite3_pcache_page *pcachetraceFetch(
  sqlite3_pcache *p,
  unsigned key,
  int crFg
){
  sqlite3_pcache_page *pRes;
  if( pcachetraceOut ){
    fprintf(pcachetraceOut, "PCACHETRACE: xFetch(%p,%u,%d)\n", p, key, crFg);
  }
  pRes = pcacheBase.xFetch(p, key, crFg);
  if( pcachetraceOut ){
    fprintf(pcachetraceOut, "PCACHETRACE: xFetch(%p,%u,%d) -> %p\n",
            p, key, crFg, pRes);
  }
  return pRes;
}
static void pcachetraceUnpin(
  sqlite3_pcache *p,
  sqlite3_pcache_page *pPg,
  int bDiscard
){
  if( pcachetraceOut ){
    fprintf(pcachetraceOut, "PCACHETRACE: xUnpin(%p, %p, %d)\n",
            p, pPg, bDiscard);
  }
  pcacheBase.xUnpin(p, pPg, bDiscard);
}
static void pcachetraceRekey(
  sqlite3_pcache *p,
  sqlite3_pcache_page *pPg,
  unsigned oldKey,
  unsigned newKey
){
  if( pcachetraceOut ){
    fprintf(pcachetraceOut, "PCACHETRACE: xRekey(%p, %p, %u, %u)\n",
        p, pPg, oldKey, newKey);
  }
  pcacheBase.xRekey(p, pPg, oldKey, newKey);
}
static void pcachetraceTruncate(sqlite3_pcache *p, unsigned n){
  if( pcachetraceOut ){
    fprintf(pcachetraceOut, "PCACHETRACE: xTruncate(%p, %u)\n", p, n);
  }
  pcacheBase.xTruncate(p, n);
}
static void pcachetraceDestroy(sqlite3_pcache *p){
  if( pcachetraceOut ){
    fprintf(pcachetraceOut, "PCACHETRACE: xDestroy(%p)\n", p);
  }
  pcacheBase.xDestroy(p);
}
static void pcachetraceShrink(sqlite3_pcache *p){
  if( pcachetraceOut ){
    fprintf(pcachetraceOut, "PCACHETRACE: xShrink(%p)\n", p);
  }
  pcacheBase.xShrink(p);
}

/* The substitute pcache methods */
static sqlite3_pcache_methods2 ersaztPcacheMethods = {
  0,
  0,
  pcachetraceInit,
  pcachetraceShutdown,
  pcachetraceCreate,
  pcachetraceCachesize,
  pcachetracePagecount,
  pcachetraceFetch,
  pcachetraceUnpin,
  pcachetraceRekey,
  pcachetraceTruncate,
  pcachetraceDestroy,
  pcachetraceShrink
};

/* Begin tracing memory allocations to out. */
int sqlite3PcacheTraceActivate(FILE *out){
  int rc = SQLITE_OK;
  if( pcacheBase.xFetch==0 ){
    rc = sqlite3_config(SQLITE_CONFIG_GETPCACHE2, &pcacheBase);
    if( rc==SQLITE_OK ){
      rc = sqlite3_config(SQLITE_CONFIG_PCACHE2, &ersaztPcacheMethods);
    }
  }
  pcachetraceOut = out;
  return rc;
}

/* Deactivate memory tracing */
int sqlite3PcacheTraceDeactivate(void){
  int rc = SQLITE_OK;
  if( pcacheBase.xFetch!=0 ){
    rc = sqlite3_config(SQLITE_CONFIG_PCACHE2, &pcacheBase);
    if( rc==SQLITE_OK ){
      memset(&pcacheBase, 0, sizeof(pcacheBase));
    }
  }
  pcachetraceOut = 0;
  return rc;
}

/************************* End ../ext/misc/pcachetrace.c ********************/
/************************* Begin ../ext/misc/shathree.c ******************/
/*
** 2017-03-08
**
** The author disclaims copyright to this source code.  In place of
** a legal notice, here is a blessing:
**

  "   -multiplex           enable the multiplexor VFS\n"
#endif
  "   -newline SEP         set output row separator. Default: '\\n'\n"
  "   -nofollow            refuse to open symbolic links to database files\n"
  "   -nonce STRING        set the safe-mode escape nonce\n"
  "   -nullvalue TEXT      set text string for NULL values. Default ''\n"
  "   -pagecache SIZE N    use N slots of SZ bytes each for page cache memory\n"
  "   -pcachetrace         trace all page cache operations\n"
  "   -quote               set output mode to 'quote'\n"
  "   -readonly            open the database read-only\n"
  "   -safe                enable safe-mode\n"
  "   -separator SEP       set output column separator. Default: '|'\n"
#ifdef SQLITE_ENABLE_SORTER_REFERENCES
  "   -sorterref SIZE      sorter references threshold size\n"
#endif

    }else if( cli_strncmp(z, "-A",2)==0 ){
      /* All remaining command-line arguments are passed to the ".archive"
      ** command, so ignore them */
      break;
#endif
    }else if( cli_strcmp(z, "-memtrace")==0 ){
      sqlite3MemTraceActivate(stderr);
    }else if( cli_strcmp(z, "-pcachetrace")==0 ){
      sqlite3PcacheTraceActivate(stderr);
    }else if( cli_strcmp(z,"-bail")==0 ){
      bail_on_error = 1;
    }else if( cli_strcmp(z,"-nonce")==0 ){
      free(data.zNonce);
      data.zNonce = strdup(cmdline_option_value(argc, argv, ++i));
    }else if( cli_strcmp(z,"-unsafe-testing")==0 ){
      ShellSetFlag(&data,SHFLG_TestingMode);

    }else if( cli_strcmp(z,"-threadsafe")==0 ){
      i+=2;
    }else if( cli_strcmp(z,"-nonce")==0 ){
      i += 2;
    }else if( cli_strcmp(z,"-mmap")==0 ){
      i++;
    }else if( cli_strcmp(z,"-memtrace")==0 ){
      i++;
    }else if( cli_strcmp(z,"-pcachetrace")==0 ){
      i++;
#ifdef SQLITE_ENABLE_SORTER_REFERENCES
    }else if( cli_strcmp(z,"-sorterref")==0 ){
      i++;
#endif
    }else if( cli_strcmp(z,"-vfs")==0 ){
      i++;

** the text of this file.  Search for "Begin file sqlite3.h" to find the start
** of the embedded sqlite3.h header file.) Additional code files may be needed
** if you want a wrapper to interface SQLite with your choice of programming
** language. The code for the "sqlite3" command-line shell is also in a
** separate file. This file contains only code for the core SQLite library.
**
** The content in this amalgamation comes from Fossil check-in
** a5f77862c0fe0189aa4246a1e55bb7c537c.
*/
#define SQLITE_CORE 1
#define SQLITE_AMALGAMATION 1
#ifndef SQLITE_PRIVATE
# define SQLITE_PRIVATE static
#endif
/************** Begin file sqliteInt.h ***************************************/

**
** See also: [sqlite3_libversion()],
** [sqlite3_libversion_number()], [sqlite3_sourceid()],
** [sqlite_version()] and [sqlite_source_id()].
*/
#define SQLITE_VERSION        "3.43.0"
#define SQLITE_VERSION_NUMBER 3043000
#define SQLITE_SOURCE_ID      "2023-06-23 11:10:13 fa5f77862c0fe0189aa4246a1e55bb7c537c28c436ec10b75f5fa141e5e4aff0"

/*
** CAPI3REF: Run-Time Library Version Numbers
** KEYWORDS: sqlite3_version sqlite3_sourceid
**
** These interfaces provide the same information as the [SQLITE_VERSION],
** [SQLITE_VERSION_NUMBER], and [SQLITE_SOURCE_ID] C preprocessor macros

** are assert() statements in the code to verify this.
**
** Value constraints (enforced via assert()):
**     SQLITE_FUNC_MINMAX      ==  NC_MinMaxAgg      == SF_MinMaxAgg
**     SQLITE_FUNC_ANYORDER    ==  NC_OrderAgg       == SF_OrderByReqd
**     SQLITE_FUNC_LENGTH      ==  OPFLAG_LENGTHARG
**     SQLITE_FUNC_TYPEOF      ==  OPFLAG_TYPEOFARG
**     SQLITE_FUNC_BYTELEN     ==  OPFLAG_BYTELENARG
**     SQLITE_FUNC_CONSTANT    ==  SQLITE_DETERMINISTIC from the API
**     SQLITE_FUNC_DIRECT      ==  SQLITE_DIRECTONLY from the API
**     SQLITE_FUNC_UNSAFE      ==  SQLITE_INNOCUOUS  -- opposite meanings!!!
**     SQLITE_FUNC_ENCMASK   depends on SQLITE_UTF* macros in the API
**
** Note that even though SQLITE_FUNC_UNSAFE and SQLITE_INNOCUOUS have the
** same bit value, their meanings are inverted.  SQLITE_FUNC_UNSAFE is
** used internally and if set means that the function has side effects.
** SQLITE_INNOCUOUS is used by application code and means "not unsafe".
** See multiple instances of tag-20230109-1.
*/
#define SQLITE_FUNC_ENCMASK  0x0003 /* SQLITE_UTF8, SQLITE_UTF16BE or UTF16LE */
#define SQLITE_FUNC_LIKE     0x0004 /* Candidate for the LIKE optimization */
#define SQLITE_FUNC_CASE     0x0008 /* Case-sensitive LIKE-type function */
#define SQLITE_FUNC_EPHEM    0x0010 /* Ephemeral.  Delete with VDBE */
#define SQLITE_FUNC_NEEDCOLL 0x0020 /* sqlite3GetFuncCollSeq() might be called*/
#define SQLITE_FUNC_LENGTH   0x0040 /* Built-in length() function */
#define SQLITE_FUNC_TYPEOF   0x0080 /* Built-in typeof() function */
#define SQLITE_FUNC_BYTELEN  0x00c0 /* Built-in octet_length() function */
#define SQLITE_FUNC_COUNT    0x0100 /* Built-in count(*) aggregate */
/*                           0x0200 -- available for reuse */
#define SQLITE_FUNC_UNLIKELY 0x0400 /* Built-in unlikely() function */
#define SQLITE_FUNC_CONSTANT 0x0800 /* Constant inputs give a constant output */
#define SQLITE_FUNC_MINMAX   0x1000 /* True for min() and max() aggregates */
#define SQLITE_FUNC_SLOCHNG  0x2000 /* "Slow Change". Value constant during a
                                    ** single query - might change over time */

#define OPFLAG_LASTROWID     0x20    /* Set to update db->lastRowid */
#define OPFLAG_ISUPDATE      0x04    /* This OP_Insert is an sql UPDATE */
#define OPFLAG_APPEND        0x08    /* This is likely to be an append */
#define OPFLAG_USESEEKRESULT 0x10    /* Try to avoid a seek in BtreeInsert() */
#define OPFLAG_ISNOOP        0x40    /* OP_Delete does pre-update-hook only */
#define OPFLAG_LENGTHARG     0x40    /* OP_Column only used for length() */
#define OPFLAG_TYPEOFARG     0x80    /* OP_Column only used for typeof() */
#define OPFLAG_BYTELENARG    0xc0    /* OP_Column only for octet_length() */
#define OPFLAG_BULKCSR       0x01    /* OP_Open** used to open bulk cursor */
#define OPFLAG_SEEKEQ        0x02    /* OP_Open** cursor uses EQ seek only */
#define OPFLAG_FORDELETE     0x08    /* OP_Open should use BTREE_FORDELETE */
#define OPFLAG_P2ISREG       0x10    /* P2 to OP_Open** is a register number */
#define OPFLAG_PERMUTE       0x01    /* OP_Compare: use the permutation */
#define OPFLAG_SAVEPOSITION  0x02    /* OP_Delete/Insert: save cursor pos */
#define OPFLAG_AUXDELETE     0x04    /* OP_Delete: index in a DELETE op */

  const char *zDb;    /* Make sure all objects are contained in this database */
  const char *zType;  /* Type of the container - used for error messages */
  const Token *pName; /* Name of the container - used for error messages */
};

/* Forward declarations */
SQLITE_PRIVATE int sqlite3WalkExpr(Walker*, Expr*);
SQLITE_PRIVATE int sqlite3WalkExprNN(Walker*, Expr*);
SQLITE_PRIVATE int sqlite3WalkExprList(Walker*, ExprList*);
SQLITE_PRIVATE int sqlite3WalkSelect(Walker*, Select*);
SQLITE_PRIVATE int sqlite3WalkSelectExpr(Walker*, Select*);
SQLITE_PRIVATE int sqlite3WalkSelectFrom(Walker*, Select*);
SQLITE_PRIVATE int sqlite3ExprWalkNoop(Walker*, Expr*);
SQLITE_PRIVATE int sqlite3SelectWalkNoop(Walker*, Select*);
SQLITE_PRIVATE int sqlite3SelectWalkFail(Walker*, Select*);

SQLITE_PRIVATE Pgno sqlite3BtreeLastPage(Btree *p){
  assert( sqlite3BtreeHoldsMutex(p) );
  return btreePagecount(p->pBt);
}

/*
** Get a page from the pager and initialize it.










*/
static int getAndInitPage(
  BtShared *pBt,                  /* The database file */
  Pgno pgno,                      /* Number of the page to get */
  MemPage **ppPage,               /* Write the page pointer here */

  int bReadOnly                   /* True for a read-only page */
){
  int rc;
  DbPage *pDbPage;
  MemPage *pPage;
  assert( sqlite3_mutex_held(pBt->mutex) );




  if( pgno>btreePagecount(pBt) ){
    *ppPage = 0;
    return SQLITE_CORRUPT_BKPT;

  }
  rc = sqlite3PagerGet(pBt->pPager, pgno, (DbPage**)&pDbPage, bReadOnly);
  if( rc ){
    *ppPage = 0;
    return rc;
  }
  pPage = (MemPage*)sqlite3PagerGetExtra(pDbPage);
  if( pPage->isInit==0 ){
    btreePageFromDbPage(pDbPage, pgno, pBt);
    rc = btreeInitPage(pPage);
    if( rc!=SQLITE_OK ){
      releasePage(pPage);
      *ppPage = 0;
      return rc;
    }
  }
  assert( pPage->pgno==pgno || CORRUPT_DB );
  assert( pPage->aData==sqlite3PagerGetData(pDbPage) );
  *ppPage = pPage;






  return SQLITE_OK;











}

/*
** Release a MemPage.  This should be called once for each prior
** call to btreeGetPage.
**
** Page1 is a special case and must be released using releasePageOne().

**
** This function returns SQLITE_CORRUPT if the page-header flags field of
** the new child page does not match the flags field of the parent (i.e.
** if an intkey page appears to be the parent of a non-intkey page, or
** vice-versa).
*/
static int moveToChild(BtCursor *pCur, u32 newPgno){
  int rc;
  assert( cursorOwnsBtShared(pCur) );
  assert( pCur->eState==CURSOR_VALID );
  assert( pCur->iPage<BTCURSOR_MAX_DEPTH );
  assert( pCur->iPage>=0 );
  if( pCur->iPage>=(BTCURSOR_MAX_DEPTH-1) ){
    return SQLITE_CORRUPT_BKPT;
  }
  pCur->info.nSize = 0;
  pCur->curFlags &= ~(BTCF_ValidNKey|BTCF_ValidOvfl);
  pCur->aiIdx[pCur->iPage] = pCur->ix;
  pCur->apPage[pCur->iPage] = pCur->pPage;
  pCur->ix = 0;
  pCur->iPage++;
  rc = getAndInitPage(pCur->pBt, newPgno, &pCur->pPage, pCur->curPagerFlags);
  if( rc==SQLITE_OK
   && (pCur->pPage->nCell<1 || pCur->pPage->intKey!=pCur->curIntKey)
  ){
    releasePage(pCur->pPage);
    rc = SQLITE_CORRUPT_PGNO(newPgno);
  }
  if( rc ){
    pCur->pPage = pCur->apPage[--pCur->iPage];
  }
  return rc;
}

#ifdef SQLITE_DEBUG
/*
** Page pParent is an internal (non-leaf) tree page. This function
** asserts that page number iChild is the left-child if the iIdx'th
** cell in page pParent. Or, if iIdx is equal to the total number of

      if( pCur->eState==CURSOR_FAULT ){
        assert( pCur->skipNext!=SQLITE_OK );
        return pCur->skipNext;
      }
      sqlite3BtreeClearCursor(pCur);
    }
    rc = getAndInitPage(pCur->pBt, pCur->pgnoRoot, &pCur->pPage,
                        pCur->curPagerFlags);
    if( rc!=SQLITE_OK ){
      pCur->eState = CURSOR_INVALID;
      return rc;
    }
    pCur->iPage = 0;
    pCur->curIntKey = pCur->pPage->intKey;
  }

      goto moveto_index_finish;
    }
    if( lwr>=pPage->nCell ){
      chldPg = get4byte(&pPage->aData[pPage->hdrOffset+8]);
    }else{
      chldPg = get4byte(findCell(pPage, lwr));
    }

    /* This block is similar to an in-lined version of:
    **
    **    pCur->ix = (u16)lwr;
    **    rc = moveToChild(pCur, chldPg);
    **    if( rc ) break;
    */
    pCur->info.nSize = 0;
    pCur->curFlags &= ~(BTCF_ValidNKey|BTCF_ValidOvfl);
    if( pCur->iPage>=(BTCURSOR_MAX_DEPTH-1) ){
      return SQLITE_CORRUPT_BKPT;
    }
    pCur->aiIdx[pCur->iPage] = (u16)lwr;
    pCur->apPage[pCur->iPage] = pCur->pPage;
    pCur->ix = 0;
    pCur->iPage++;
    rc = getAndInitPage(pCur->pBt, chldPg, &pCur->pPage, pCur->curPagerFlags);
    if( rc==SQLITE_OK
     && (pCur->pPage->nCell<1 || pCur->pPage->intKey!=pCur->curIntKey)
    ){
      releasePage(pCur->pPage);
      rc = SQLITE_CORRUPT_PGNO(chldPg);
    }
    if( rc ){
      pCur->pPage = pCur->apPage[--pCur->iPage];
      break;
    }
    /*
    ***** End of in-lined moveToChild() call */
 }
moveto_index_finish:
  pCur->info.nSize = 0;
  assert( (pCur->curFlags & BTCF_ValidOvfl)==0 );
  return rc;
}

    pRight = &pParent->aData[pParent->hdrOffset+8];
  }else{
    pRight = findCell(pParent, i+nxDiv-pParent->nOverflow);
  }
  pgno = get4byte(pRight);
  while( 1 ){
    if( rc==SQLITE_OK ){
      rc = getAndInitPage(pBt, pgno, &apOld[i], 0);
    }
    if( rc ){
      memset(apOld, 0, (i+1)*sizeof(MemPage*));
      goto balance_cleanup;
    }
    if( apOld[i]->nFree<0 ){
      rc = btreeComputeFreeSpace(apOld[i]);

  int hdr;
  CellInfo info;

  assert( sqlite3_mutex_held(pBt->mutex) );
  if( pgno>btreePagecount(pBt) ){
    return SQLITE_CORRUPT_BKPT;
  }
  rc = getAndInitPage(pBt, pgno, &pPage, 0);
  if( rc ) return rc;
  if( (pBt->openFlags & BTREE_SINGLE)==0
   && sqlite3PagerPageRefcount(pPage->pDbPage) != (1 + (pgno==1))
  ){
    rc = SQLITE_CORRUPT_BKPT;
    goto cleardatabasepage_out;
  }

static void test_addop_breakpoint(int pc, Op *pOp){
  static int n = 0;
  (void)pc;
  (void)pOp;
  n++;
}
#endif

/*
** Slow paths for sqlite3VdbeAddOp3() and sqlite3VdbeAddOp4Int() for the
** unusual case when we need to increase the size of the Vdbe.aOp[] array
** before adding the new opcode.
*/
static SQLITE_NOINLINE int growOp3(Vdbe *p, int op, int p1, int p2, int p3){
  assert( p->nOpAlloc<=p->nOp );
  if( growOpArray(p, 1) ) return 1;
  assert( p->nOpAlloc>p->nOp );
  return sqlite3VdbeAddOp3(p, op, p1, p2, p3);
}
static SQLITE_NOINLINE int addOp4IntSlow(
  Vdbe *p,            /* Add the opcode to this VM */
  int op,             /* The new opcode */
  int p1,             /* The P1 operand */
  int p2,             /* The P2 operand */
  int p3,             /* The P3 operand */
  int p4              /* The P4 operand as an integer */
){
  int addr = sqlite3VdbeAddOp3(p, op, p1, p2, p3);
  if( p->db->mallocFailed==0 ){
    VdbeOp *pOp = &p->aOp[addr];
    pOp->p4type = P4_INT32;
    pOp->p4.i = p4;
  }
  return addr;
}


/*
** Add a new instruction to the list of instructions current in the
** VDBE.  Return the address of the new instruction.
**
** Parameters:
**
**    p               Pointer to the VDBE
**
**    op              The opcode for this instruction
**
**    p1, p2, p3, p4  Operands




*/
SQLITE_PRIVATE int sqlite3VdbeAddOp0(Vdbe *p, int op){
  return sqlite3VdbeAddOp3(p, op, 0, 0, 0);
}
SQLITE_PRIVATE int sqlite3VdbeAddOp1(Vdbe *p, int op, int p1){

  return sqlite3VdbeAddOp3(p, op, p1, 0, 0);

}
SQLITE_PRIVATE int sqlite3VdbeAddOp2(Vdbe *p, int op, int p1, int p2){
  return sqlite3VdbeAddOp3(p, op, p1, p2, 0);
}
SQLITE_PRIVATE int sqlite3VdbeAddOp3(Vdbe *p, int op, int p1, int p2, int p3){
  int i;
  VdbeOp *pOp;

  i = p->nOp;
  assert( p->eVdbeState==VDBE_INIT_STATE );

  pOp->opcode = (u8)op;
  pOp->p5 = 0;
  pOp->p1 = p1;
  pOp->p2 = p2;
  pOp->p3 = p3;
  pOp->p4.p = 0;
  pOp->p4type = P4_NOTUSED;

  /* Replicate this logic in sqlite3VdbeAddOp4Int()
  ** vvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvv   */
#ifdef SQLITE_ENABLE_EXPLAIN_COMMENTS
  pOp->zComment = 0;
#endif
#if defined(SQLITE_ENABLE_STMT_SCANSTATUS) || defined(VDBE_PROFILE)
  pOp->nExec = 0;
  pOp->nCycle = 0;
#endif
#ifdef SQLITE_DEBUG
  if( p->db->flags & SQLITE_VdbeAddopTrace ){
    sqlite3VdbePrintOp(0, i, &p->aOp[i]);
    test_addop_breakpoint(i, &p->aOp[i]);
  }
#endif
#ifdef SQLITE_VDBE_COVERAGE
  pOp->iSrcLine = 0;
#endif
  /* ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  ** Replicate in sqlite3VdbeAddOp4Int() */

  return i;
}
SQLITE_PRIVATE int sqlite3VdbeAddOp4Int(
  Vdbe *p,            /* Add the opcode to this VM */
  int op,             /* The new opcode */
  int p1,             /* The P1 operand */
  int p2,             /* The P2 operand */
  int p3,             /* The P3 operand */
  int p4              /* The P4 operand as an integer */
){
  int i;
  VdbeOp *pOp;

  i = p->nOp;
  if( p->nOpAlloc<=i ){
    return addOp4IntSlow(p, op, p1, p2, p3, p4);
  }
  p->nOp++;
  pOp = &p->aOp[i];
  assert( pOp!=0 );
  pOp->opcode = (u8)op;
  pOp->p5 = 0;
  pOp->p1 = p1;
  pOp->p2 = p2;
  pOp->p3 = p3;
  pOp->p4.i = p4;
  pOp->p4type = P4_INT32;

  /* Replicate this logic in sqlite3VdbeAddOp3()
  ** vvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvv   */
#ifdef SQLITE_ENABLE_EXPLAIN_COMMENTS
  pOp->zComment = 0;
#endif
#if defined(SQLITE_ENABLE_STMT_SCANSTATUS) || defined(VDBE_PROFILE)
  pOp->nExec = 0;
  pOp->nCycle = 0;
#endif
#ifdef SQLITE_DEBUG
  if( p->db->flags & SQLITE_VdbeAddopTrace ){
    sqlite3VdbePrintOp(0, i, &p->aOp[i]);
    test_addop_breakpoint(i, &p->aOp[i]);
  }
#endif
#ifdef SQLITE_VDBE_COVERAGE
  pOp->iSrcLine = 0;
#endif
  /* ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^


  ** Replicate in sqlite3VdbeAddOp3() */


  return i;
}




/* Generate code for an unconditional jump to instruction iDest
*/
SQLITE_PRIVATE int sqlite3VdbeGoto(Vdbe *p, int iDest){
  return sqlite3VdbeAddOp3(p, OP_Goto, 0, iDest, 0);
}

  int j;
  sqlite3VdbeAddOp4(p, OP_ParseSchema, iDb, 0, 0, zWhere, P4_DYNAMIC);
  sqlite3VdbeChangeP5(p, p5);
  for(j=0; j<p->db->nDb; j++) sqlite3VdbeUsesBtree(p, j);
  sqlite3MayAbort(p->pParse);
}





















/* Insert the end of a co-routine
*/
SQLITE_PRIVATE void sqlite3VdbeEndCoroutine(Vdbe *v, int regYield){
  sqlite3VdbeAddOp1(v, OP_EndCoroutine, regYield);

  /* Clear the temporary register cache, thereby ensuring that each
  ** co-routine has its own independent set of registers, because co-routines

      }
      memcpy(pDest->z, zData, len);
      pDest->z[len] = 0;
      pDest->z[len+1] = 0;
      pDest->flags = aFlag[t&1];
    }
  }else{
    u8 p5;
    pDest->enc = encoding;
    /* This branch happens only when content is on overflow pages */
    if( ((p5 = (pOp->p5 & OPFLAG_BYTELENARG))!=0
          && (p5==OPFLAG_TYPEOFARG
              || (t>=12 && ((t&1)==0 || p5==OPFLAG_BYTELENARG))
             )
        )
     || (len = sqlite3VdbeSerialTypeLen(t))==0
    ){
      /* Content is irrelevant for
      **    1. the typeof() function,
      **    2. the length(X) function if X is a blob, and
      **    3. if the content length is zero.
      ** So we might as well use bogus content rather than reading

**
**    WRC_Abort         Do no more callbacks.  Unwind the stack and
**                      return from the top-level walk call.
**
** The return value from this routine is WRC_Abort to abandon the tree walk
** and WRC_Continue to continue.
*/
SQLITE_PRIVATE SQLITE_NOINLINE int sqlite3WalkExprNN(Walker *pWalker, Expr *pExpr){
  int rc;
  testcase( ExprHasProperty(pExpr, EP_TokenOnly) );
  testcase( ExprHasProperty(pExpr, EP_Reduced) );
  while(1){
    rc = pWalker->xExprCallback(pWalker, pExpr);
    if( rc ) return rc & WRC_Abort;
    if( !ExprHasProperty(pExpr,(EP_TokenOnly|EP_Leaf)) ){
      assert( pExpr->x.pList==0 || pExpr->pRight==0 );
      if( pExpr->pLeft && sqlite3WalkExprNN(pWalker, pExpr->pLeft) ){
        return WRC_Abort;
      }
      if( pExpr->pRight ){
        assert( !ExprHasProperty(pExpr, EP_WinFunc) );
        pExpr = pExpr->pRight;
        continue;
      }else if( ExprUseXSelect(pExpr) ){
        assert( !ExprHasProperty(pExpr, EP_WinFunc) );
        if( sqlite3WalkSelect(pWalker, pExpr->x.pSelect) ) return WRC_Abort;

      }
    }
    break;
  }
  return WRC_Continue;
}
SQLITE_PRIVATE int sqlite3WalkExpr(Walker *pWalker, Expr *pExpr){
  return pExpr ? sqlite3WalkExprNN(pWalker,pExpr) : WRC_Continue;
}

/*
** Call sqlite3WalkExpr() for every expression in list p or until
** an abort request is seen.
*/
SQLITE_PRIVATE int sqlite3WalkExprList(Walker *pWalker, ExprList *p){

  w.u.pNC = pNC;
#if SQLITE_MAX_EXPR_DEPTH>0
  w.pParse->nHeight += pExpr->nHeight;
  if( sqlite3ExprCheckHeight(w.pParse, w.pParse->nHeight) ){
    return SQLITE_ERROR;
  }
#endif
  assert( pExpr!=0 );
  sqlite3WalkExprNN(&w, pExpr);
#if SQLITE_MAX_EXPR_DEPTH>0
  w.pParse->nHeight -= pExpr->nHeight;
#endif
  assert( EP_Agg==NC_HasAgg );
  assert( EP_Win==NC_HasWin );
  testcase( pNC->ncFlags & NC_HasAgg );
  testcase( pNC->ncFlags & NC_HasWin );

    if( pExpr==0 ) continue;
#if SQLITE_MAX_EXPR_DEPTH>0
    w.pParse->nHeight += pExpr->nHeight;
    if( sqlite3ExprCheckHeight(w.pParse, w.pParse->nHeight) ){
      return WRC_Abort;
    }
#endif
    sqlite3WalkExprNN(&w, pExpr);
#if SQLITE_MAX_EXPR_DEPTH>0
    w.pParse->nHeight -= pExpr->nHeight;
#endif
    assert( EP_Agg==NC_HasAgg );
    assert( EP_Win==NC_HasWin );
    testcase( pNC->ncFlags & NC_HasAgg );
    testcase( pNC->ncFlags & NC_HasWin );

        if( constMask ){
          r1 = pParse->nMem+1;
          pParse->nMem += nFarg;
        }else{
          r1 = sqlite3GetTempRange(pParse, nFarg);
        }

        /* For length() and typeof() and octet_length() functions,
        ** set the P5 parameter to the OP_Column opcode to OPFLAG_LENGTHARG
        ** or OPFLAG_TYPEOFARG or OPFLAG_BYTELENARG respectively, to avoid
        ** unnecessary data loading.
        */
        if( (pDef->funcFlags & (SQLITE_FUNC_LENGTH|SQLITE_FUNC_TYPEOF))!=0 ){
          u8 exprOp;
          assert( nFarg==1 );
          assert( pFarg->a[0].pExpr!=0 );
          exprOp = pFarg->a[0].pExpr->op;
          if( exprOp==TK_COLUMN || exprOp==TK_AGG_COLUMN ){
            assert( SQLITE_FUNC_LENGTH==OPFLAG_LENGTHARG );
            assert( SQLITE_FUNC_TYPEOF==OPFLAG_TYPEOFARG );
            assert( SQLITE_FUNC_BYTELEN==OPFLAG_BYTELENARG );
            assert( (OPFLAG_LENGTHARG|OPFLAG_TYPEOFARG)==OPFLAG_BYTELENARG );
            testcase( (pDef->funcFlags & OPFLAG_BYTELENARG)==OPFLAG_LENGTHARG );
            testcase( (pDef->funcFlags & OPFLAG_BYTELENARG)==OPFLAG_TYPEOFARG );
            testcase( (pDef->funcFlags & OPFLAG_BYTELENARG)==OPFLAG_BYTELENARG);
            pFarg->a[0].pExpr->op2 = pDef->funcFlags & OPFLAG_BYTELENARG;

          }
        }

        sqlite3ExprCodeExprList(pParse, pFarg, r1, 0,
                                SQLITE_ECEL_DUP|SQLITE_ECEL_FACTOR);
      }else{
        r1 = 0;

    for(i=0; i<pParse->nVtabLock; i++){
      char *vtab = (char *)sqlite3GetVTable(db, pParse->apVtabLock[i]);
      sqlite3VdbeAddOp4(v, OP_VBegin, 0, 0, 0, vtab, P4_VTAB);
    }
    pParse->nVtabLock = 0;
#endif

#ifndef SQLITE_OMIT_SHARED_CACHE
    /* Once all the cookies have been verified and transactions opened,
    ** obtain the required table-locks. This is a no-op unless the
    ** shared-cache feature is enabled.
    */
    if( pParse->nTableLock ) codeTableLocks(pParse);
#endif

    /* Initialize any AUTOINCREMENT data structures required.
    */
    if( pParse->pAinc ) sqlite3AutoincrementBegin(pParse);

    /* Code constant expressions that where factored out of inner loops.
    **
    ** The pConstExpr list might also contain expressions that we simply
    ** want to keep around until the Parse object is deleted.  Such
    ** expressions have iConstExprReg==0.  Do not generate code for
    ** those expressions, of course.

**
*/
SQLITE_PRIVATE Table *sqlite3SrcListLookup(Parse *pParse, SrcList *pSrc){
  SrcItem *pItem = pSrc->a;
  Table *pTab;
  assert( pItem && pSrc->nSrc>=1 );
  pTab = sqlite3LocateTableItem(pParse, 0, pItem);
  if( pItem->pTab ) sqlite3DeleteTable(pParse->db, pItem->pTab);
  pItem->pTab = pTab;
  pItem->fg.notCte = 1;
  if( pTab ){
    pTab->nTabRef++;
    if( pItem->fg.isIndexedBy && sqlite3IndexedByLookup(pParse, pItem) ){
      pTab = 0;
    }

  /* Do any ON CASCADE, SET NULL or SET DEFAULT operations required to
  ** handle rows (possibly in other tables) that refer via a foreign key
  ** to the row just deleted. */
  sqlite3FkActions(pParse, pTab, 0, iOld, 0, 0);

  /* Invoke AFTER DELETE trigger programs. */
  if( pTrigger ){
    sqlite3CodeRowTrigger(pParse, pTrigger,
        TK_DELETE, 0, TRIGGER_AFTER, pTab, iOld, onconf, iLabel
    );
  }

  /* Jump here if the row had already been deleted before any BEFORE
  ** trigger programs were invoked. Or if a trigger program throws a
  ** RAISE(IGNORE) exception.  */
  sqlite3VdbeResolveLabel(v, iLabel);
  VdbeModuleComment((v, "END: GenRowDel()"));
}

        z++;
        if( c>=0xc0 ){
          while( (*z & 0xc0)==0x80 ){ z++; z0++; }
        }
      }
      sqlite3_result_int(context, (int)(z-z0));
      break;
    }
    default: {
      sqlite3_result_null(context);
      break;
    }
  }
}

/*
** Implementation of the octet_length() function
*/
static void bytelengthFunc(
  sqlite3_context *context,
  int argc,
  sqlite3_value **argv
){
  assert( argc==1 );
  UNUSED_PARAMETER(argc);
  switch( sqlite3_value_type(argv[0]) ){
    case SQLITE_BLOB: {
      sqlite3_result_int(context, sqlite3_value_bytes(argv[0]));
      break;
    }
    case SQLITE_INTEGER:
    case SQLITE_FLOAT: {
      i64 m = sqlite3_context_db_handle(context)->enc<=SQLITE_UTF8 ? 1 : 2;
      sqlite3_result_int64(context, sqlite3_value_bytes(argv[0])*m);
      break;
    }
    case SQLITE_TEXT: {
      if( sqlite3_value_encoding(argv[0])<=SQLITE_UTF8 ){
        sqlite3_result_int(context, sqlite3_value_bytes(argv[0]));
      }else{
        sqlite3_result_int(context, sqlite3_value_bytes16(argv[0]));
      }
      break;
    }
    default: {
      sqlite3_result_null(context);
      break;
    }
  }
}

    FUNCTION(max,               -1, 1, 1, minmaxFunc       ),
    FUNCTION(max,                0, 1, 1, 0                ),
    WAGGREGATE(max, 1, 1, 1, minmaxStep, minMaxFinalize, minMaxValue, 0,
                                 SQLITE_FUNC_MINMAX|SQLITE_FUNC_ANYORDER ),
    FUNCTION2(typeof,            1, 0, 0, typeofFunc,  SQLITE_FUNC_TYPEOF),
    FUNCTION2(subtype,           1, 0, 0, subtypeFunc, SQLITE_FUNC_TYPEOF),
    FUNCTION2(length,            1, 0, 0, lengthFunc,  SQLITE_FUNC_LENGTH),
    FUNCTION2(octet_length,      1, 0, 0, bytelengthFunc,SQLITE_FUNC_BYTELEN),
    FUNCTION(instr,              2, 0, 0, instrFunc        ),
    FUNCTION(printf,            -1, 0, 0, printfFunc       ),
    FUNCTION(format,            -1, 0, 0, printfFunc       ),
    FUNCTION(unicode,            1, 0, 0, unicodeFunc      ),
    FUNCTION(char,              -1, 0, 0, charFunc         ),
    FUNCTION(abs,                1, 0, 0, absFunc          ),
#ifndef SQLITE_OMIT_FLOATING_POINT

  int opcode      /* OP_OpenRead or OP_OpenWrite */
){
  Vdbe *v;
  assert( !IsVirtual(pTab) );
  assert( pParse->pVdbe!=0 );
  v = pParse->pVdbe;
  assert( opcode==OP_OpenWrite || opcode==OP_OpenRead );
  if( !pParse->db->noSharedCache ){
    sqlite3TableLock(pParse, iDb, pTab->tnum,
                     (opcode==OP_OpenWrite)?1:0, pTab->zName);
  }
  if( HasRowid(pTab) ){
    sqlite3VdbeAddOp4Int(v, opcode, iCur, pTab->tnum, iDb, pTab->nNVCol);
    VdbeComment((v, "%s", pTab->zName));
  }else{
    Index *pPk = sqlite3PrimaryKeyIndex(pTab);
    assert( pPk!=0 );
    assert( pPk->tnum==pTab->tnum || CORRUPT_DB );

  v = pParse->pVdbe;
  assert( v!=0 );
  if( iBase<0 ) iBase = pParse->nTab;
  iDataCur = iBase++;
  *piDataCur = iDataCur;
  if( HasRowid(pTab) && (aToOpen==0 || aToOpen[0]) ){
    sqlite3OpenTable(pParse, iDataCur, iDb, pTab, op);
  }else if( pParse->db->noSharedCache==0 ){
    sqlite3TableLock(pParse, iDb, pTab->tnum, op==OP_OpenWrite, pTab->zName);
  }
  *piIdxCur = iBase;
  for(i=0, pIdx=pTab->pIndex; pIdx; pIdx=pIdx->pNext, i++){
    int iIdxCur = iBase++;
    assert( pIdx->pSchema==pTab->pSchema );
    if( IsPrimaryKeyIndex(pIdx) && !HasRowid(pTab) ){

  /* Increment the row counter
  */
  if( regRowCount ){
    sqlite3VdbeAddOp2(v, OP_AddImm, regRowCount, 1);
  }

  if( pTrigger ){
    sqlite3CodeRowTrigger(pParse, pTrigger, TK_UPDATE, pChanges,
        TRIGGER_AFTER, pTab, regOldRowid, onError, labelContinue);
  }

  /* Repeat the above with the next record to be updated, until
  ** all record selected by the WHERE clause have been updated.
  */
  if( eOnePass==ONEPASS_SINGLE ){
    /* Nothing to do at end-of-loop for a single-pass */
  }else if( eOnePass==ONEPASS_MULTI ){

*/
/* Check to see if z[0..n-1] is a keyword. If it is, write the
** parser symbol code for that keyword into *pType.  Always
** return the integer n (the length of the token). */
static int keywordCode(const char *z, int n, int *pType){
  int i, j;
  const char *zKW;
  assert( n>=2 );
  i = ((charMap(z[0])*4) ^ (charMap(z[n-1])*3) ^ n*1) % 127;
  for(i=(int)aKWHash[i]; i>0; i=aKWNext[i]){
    if( aKWLen[i]!=n ) continue;
    zKW = &zKWText[aKWOffset[i]];
#ifdef SQLITE_ASCII
    if( (z[0]&~0x20)!=zKW[0] ) continue;
    if( (z[1]&~0x20)!=zKW[1] ) continue;
    j = 2;
    while( j<n && (z[j]&~0x20)==zKW[j] ){ j++; }
#endif
#ifdef SQLITE_EBCDIC
    if( toupper(z[0])!=zKW[0] ) continue;
    if( toupper(z[1])!=zKW[1] ) continue;
    j = 2;
    while( j<n && toupper(z[j])==zKW[j] ){ j++; }
#endif
    if( j<n ) continue;
    testcase( i==1 ); /* REINDEX */
    testcase( i==2 ); /* INDEXED */
    testcase( i==3 ); /* INDEX */
    testcase( i==4 ); /* DESC */
    testcase( i==5 ); /* ESCAPE */
    testcase( i==6 ); /* EACH */
    testcase( i==7 ); /* CHECK */
    testcase( i==8 ); /* KEY */
    testcase( i==9 ); /* BEFORE */
    testcase( i==10 ); /* FOREIGN */
    testcase( i==11 ); /* FOR */
    testcase( i==12 ); /* IGNORE */
    testcase( i==13 ); /* REGEXP */
    testcase( i==14 ); /* EXPLAIN */
    testcase( i==15 ); /* INSTEAD */
    testcase( i==16 ); /* ADD */
    testcase( i==17 ); /* DATABASE */
    testcase( i==18 ); /* AS */
    testcase( i==19 ); /* SELECT */
    testcase( i==20 ); /* TABLE */
    testcase( i==21 ); /* LEFT */
    testcase( i==22 ); /* THEN */
    testcase( i==23 ); /* END */
    testcase( i==24 ); /* DEFERRABLE */
    testcase( i==25 ); /* ELSE */
    testcase( i==26 ); /* EXCLUDE */
    testcase( i==27 ); /* DELETE */
    testcase( i==28 ); /* TEMPORARY */
    testcase( i==29 ); /* TEMP */
    testcase( i==30 ); /* OR */
    testcase( i==31 ); /* ISNULL */
    testcase( i==32 ); /* NULLS */
    testcase( i==33 ); /* SAVEPOINT */
    testcase( i==34 ); /* INTERSECT */
    testcase( i==35 ); /* TIES */
    testcase( i==36 ); /* NOTNULL */
    testcase( i==37 ); /* NOT */
    testcase( i==38 ); /* NO */
    testcase( i==39 ); /* NULL */
    testcase( i==40 ); /* LIKE */
    testcase( i==41 ); /* EXCEPT */
    testcase( i==42 ); /* TRANSACTION */
    testcase( i==43 ); /* ACTION */
    testcase( i==44 ); /* ON */
    testcase( i==45 ); /* NATURAL */
    testcase( i==46 ); /* ALTER */
    testcase( i==47 ); /* RAISE */
    testcase( i==48 ); /* EXCLUSIVE */
    testcase( i==49 ); /* EXISTS */
    testcase( i==50 ); /* CONSTRAINT */
    testcase( i==51 ); /* INTO */
    testcase( i==52 ); /* OFFSET */
    testcase( i==53 ); /* OF */
    testcase( i==54 ); /* SET */
    testcase( i==55 ); /* TRIGGER */
    testcase( i==56 ); /* RANGE */
    testcase( i==57 ); /* GENERATED */
    testcase( i==58 ); /* DETACH */
    testcase( i==59 ); /* HAVING */
    testcase( i==60 ); /* GLOB */
    testcase( i==61 ); /* BEGIN */
    testcase( i==62 ); /* INNER */
    testcase( i==63 ); /* REFERENCES */
    testcase( i==64 ); /* UNIQUE */
    testcase( i==65 ); /* QUERY */
    testcase( i==66 ); /* WITHOUT */
    testcase( i==67 ); /* WITH */
    testcase( i==68 ); /* OUTER */
    testcase( i==69 ); /* RELEASE */
    testcase( i==70 ); /* ATTACH */
    testcase( i==71 ); /* BETWEEN */
    testcase( i==72 ); /* NOTHING */
    testcase( i==73 ); /* GROUPS */
    testcase( i==74 ); /* GROUP */
    testcase( i==75 ); /* CASCADE */
    testcase( i==76 ); /* ASC */
    testcase( i==77 ); /* DEFAULT */
    testcase( i==78 ); /* CASE */
    testcase( i==79 ); /* COLLATE */
    testcase( i==80 ); /* CREATE */
    testcase( i==81 ); /* CURRENT_DATE */
    testcase( i==82 ); /* IMMEDIATE */
    testcase( i==83 ); /* JOIN */
    testcase( i==84 ); /* INSERT */
    testcase( i==85 ); /* MATCH */
    testcase( i==86 ); /* PLAN */
    testcase( i==87 ); /* ANALYZE */
    testcase( i==88 ); /* PRAGMA */
    testcase( i==89 ); /* MATERIALIZED */
    testcase( i==90 ); /* DEFERRED */
    testcase( i==91 ); /* DISTINCT */
    testcase( i==92 ); /* IS */
    testcase( i==93 ); /* UPDATE */
    testcase( i==94 ); /* VALUES */
    testcase( i==95 ); /* VIRTUAL */
    testcase( i==96 ); /* ALWAYS */
    testcase( i==97 ); /* WHEN */
    testcase( i==98 ); /* WHERE */
    testcase( i==99 ); /* RECURSIVE */
    testcase( i==100 ); /* ABORT */
    testcase( i==101 ); /* AFTER */
    testcase( i==102 ); /* RENAME */
    testcase( i==103 ); /* AND */
    testcase( i==104 ); /* DROP */
    testcase( i==105 ); /* PARTITION */
    testcase( i==106 ); /* AUTOINCREMENT */
    testcase( i==107 ); /* TO */
    testcase( i==108 ); /* IN */
    testcase( i==109 ); /* CAST */
    testcase( i==110 ); /* COLUMN */
    testcase( i==111 ); /* COMMIT */
    testcase( i==112 ); /* CONFLICT */
    testcase( i==113 ); /* CROSS */
    testcase( i==114 ); /* CURRENT_TIMESTAMP */
    testcase( i==115 ); /* CURRENT_TIME */
    testcase( i==116 ); /* CURRENT */
    testcase( i==117 ); /* PRECEDING */
    testcase( i==118 ); /* FAIL */
    testcase( i==119 ); /* LAST */
    testcase( i==120 ); /* FILTER */
    testcase( i==121 ); /* REPLACE */
    testcase( i==122 ); /* FIRST */
    testcase( i==123 ); /* FOLLOWING */
    testcase( i==124 ); /* FROM */
    testcase( i==125 ); /* FULL */
    testcase( i==126 ); /* LIMIT */
    testcase( i==127 ); /* IF */
    testcase( i==128 ); /* ORDER */
    testcase( i==129 ); /* RESTRICT */
    testcase( i==130 ); /* OTHERS */
    testcase( i==131 ); /* OVER */
    testcase( i==132 ); /* RETURNING */
    testcase( i==133 ); /* RIGHT */
    testcase( i==134 ); /* ROLLBACK */
    testcase( i==135 ); /* ROWS */
    testcase( i==136 ); /* ROW */
    testcase( i==137 ); /* UNBOUNDED */
    testcase( i==138 ); /* UNION */
    testcase( i==139 ); /* USING */
    testcase( i==140 ); /* VACUUM */
    testcase( i==141 ); /* VIEW */
    testcase( i==142 ); /* WINDOW */
    testcase( i==143 ); /* DO */
    testcase( i==144 ); /* BY */
    testcase( i==145 ); /* INITIALLY */
    testcase( i==146 ); /* ALL */
    testcase( i==147 ); /* PRIMARY */
    *pType = aKWCode[i];
    break;

  }
  return n;
}
SQLITE_PRIVATE int sqlite3KeywordCode(const unsigned char *z, int n){
  int id = TK_ID;
  if( n>=2 ) keywordCode((char*)z, n, &id);
  return id;
}
#define SQLITE_N_KEYWORD 147
SQLITE_API int sqlite3_keyword_name(int i,const char **pzName,int *pnName){
  if( i<0 || i>=SQLITE_N_KEYWORD ) return SQLITE_ERROR;
  i++;
  *pzName = zKWText + aKWOffset[i];

          break;
        }
      }
      if( n==0 ) *tokenType = TK_ILLEGAL;
      return i;
    }
    case CC_KYWD0: {
      if( aiClass[z[1]]>CC_KYWD ){ i = 1;  break; }
      for(i=2; aiClass[z[i]]<=CC_KYWD; i++){}
      if( IdChar(z[i]) ){
        /* This token started out using characters that can appear in keywords,
        ** but z[i] is a character not allowed within keywords, so this must
        ** be an identifier instead */
        i++;
        break;
      }

static void fts5SourceIdFunc(
  sqlite3_context *pCtx,          /* Function call context */
  int nArg,                       /* Number of args */
  sqlite3_value **apUnused        /* Function arguments */
){
  assert( nArg==0 );
  UNUSED_PARAM2(nArg, apUnused);
  sqlite3_result_text(pCtx, "fts5: 2023-06-22 13:01:02 d35c214811aac7dec0000ca2aa77231f74a7963dd0c53cf25a65ade5ef0f8dc0", -1, SQLITE_TRANSIENT);
}

/*
** Return true if zName is the extension on one of the shadow tables used
** by this module.
*/
static int fts5ShadowName(const char *zName){

**
** See also: [sqlite3_libversion()],
** [sqlite3_libversion_number()], [sqlite3_sourceid()],
** [sqlite_version()] and [sqlite_source_id()].
*/
#define SQLITE_VERSION        "3.43.0"
#define SQLITE_VERSION_NUMBER 3043000
#define SQLITE_SOURCE_ID      "2023-06-23 11:10:13 fa5f77862c0fe0189aa4246a1e55bb7c537c28c436ec10b75f5fa141e5e4aff0"

/*
** CAPI3REF: Run-Time Library Version Numbers
** KEYWORDS: sqlite3_version sqlite3_sourceid
**
** These interfaces provide the same information as the [SQLITE_VERSION],
** [SQLITE_VERSION_NUMBER], and [SQLITE_SOURCE_ID] C preprocessor macros