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Overview
Comment:Fix a faulty assert() statement identified by forum post 0b91a75039.
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SHA3-256: 1f132bb03a22479ceeca0fd14940e2a1b29ce54b7784d5b0133450056813d877
User & Date: drh 2022-06-10 10:10:31
Context
2022-06-10
11:28
Do not allow constant propagation between WHERE-clause terms and ON-clause terms as this can confuse RIGHT JOIN. Fix for the problem reported by forum post 8e4c352937e82929. (check-in: cab9b4cc user: drh tags: trunk)
10:10
Fix a faulty assert() statement identified by forum post 0b91a75039. (check-in: 1f132bb0 user: drh tags: trunk)
09:31
fiddle: modernized the UI based on related code in fossil's /pikchrshow. Changed the color scheme to match sqlite.org. (check-in: c4523ffc user: stephan tags: trunk)
Changes
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Changes to src/vdbe.c.

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  sqlite3_vtab *pVtab;
  const sqlite3_module *pModule;
  Mem *pDest;
  sqlite3_context sContext;

  VdbeCursor *pCur = p->apCsr[pOp->p1];
  assert( pCur!=0 );
  assert( pCur->eCurType==CURTYPE_VTAB );
  assert( pOp->p3>0 && pOp->p3<=(p->nMem+1 - p->nCursor) );
  pDest = &aMem[pOp->p3];
  memAboutToChange(p, pDest);
  if( pCur->nullRow ){
    sqlite3VdbeMemSetNull(pDest);
    break;
  }

  pVtab = pCur->uc.pVCur->pVtab;
  pModule = pVtab->pModule;
  assert( pModule->xColumn );
  memset(&sContext, 0, sizeof(sContext));
  sContext.pOut = pDest;
  sContext.enc = encoding;
  assert( pOp->p5==OPFLAG_NOCHNG || pOp->p5==0 );







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  sqlite3_vtab *pVtab;
  const sqlite3_module *pModule;
  Mem *pDest;
  sqlite3_context sContext;

  VdbeCursor *pCur = p->apCsr[pOp->p1];
  assert( pCur!=0 );

  assert( pOp->p3>0 && pOp->p3<=(p->nMem+1 - p->nCursor) );
  pDest = &aMem[pOp->p3];
  memAboutToChange(p, pDest);
  if( pCur->nullRow ){
    sqlite3VdbeMemSetNull(pDest);
    break;
  }
  assert( pCur->eCurType==CURTYPE_VTAB );
  pVtab = pCur->uc.pVCur->pVtab;
  pModule = pVtab->pModule;
  assert( pModule->xColumn );
  memset(&sContext, 0, sizeof(sContext));
  sContext.pOut = pDest;
  sContext.enc = encoding;
  assert( pOp->p5==OPFLAG_NOCHNG || pOp->p5==0 );

Changes to test/fuzzdata1.db.

cannot compute difference between binary files