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Overview
Comment:Fix a problem in the generate_series() extension introduced by [d50b784807333c54].
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SHA3-256: 41d58a014ce89356932d717843a1fa6e0735f15a7b7265c41ac85a9722a5d826
User & Date: drh 2024-10-09 16:32:19
Context
2024-10-10
10:47
Improvements to TCL9 support. Fixes to the Makefiles so that the "install" targets are consistent and so that they work better with TCL9. (check-in: bcfae718 user: drh tags: trunk)
2024-10-09
16:32
Fix a problem in the generate_series() extension introduced by [d50b784807333c54]. (check-in: 41d58a01 user: drh tags: trunk)
16:28
Fix the xCheckReservedLock() method of the flock VFS to avoid dropping the file lock. (check-in: f7acb189 user: dan tags: trunk)
Changes
Hide Diffs Unified Diffs Ignore Whitespace Patch

Changes to ext/misc/series.c.

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      }else{
        assert( op==SQLITE_INDEX_CONSTRAINT_OFFSET );
        aIdx[4] = i;
        idxNum |= 0x40;
      }
      continue;
    }

    if( pConstraint->iColumn==SERIES_COLUMN_VALUE ){
      switch( op ){
        case SQLITE_INDEX_CONSTRAINT_EQ:
        case SQLITE_INDEX_CONSTRAINT_IS: {
          idxNum |=  0x0080;
          idxNum &= ~0x3300;
          aIdx[5] = i;
          aIdx[6] = -1;
          bStartSeen = 1;
          break;
        }
        case SQLITE_INDEX_CONSTRAINT_GE: {
          if( idxNum & 0x0080 ) break;
          idxNum |=  0x0100;
          idxNum &= ~0x0200;
          aIdx[5] = i;
          bStartSeen = 1;
          break;
        }
        case SQLITE_INDEX_CONSTRAINT_GT: {
          if( idxNum & 0x0080 ) break;
          idxNum |=  0x0200;
          idxNum &= ~0x0100;
          aIdx[5] = i;
          bStartSeen = 1;
          break;
        }
        case SQLITE_INDEX_CONSTRAINT_LE: {
          if( idxNum & 0x0080 ) break;
          idxNum |=  0x1000;
          idxNum &= ~0x2000;
          aIdx[6] = i;
          break;
        }
        case SQLITE_INDEX_CONSTRAINT_LT: {
          if( idxNum & 0x0080 ) break;
          idxNum |=  0x2000;
          idxNum &= ~0x1000;
          aIdx[6] = i;
          break;

        }
      }
      continue;
    }
    iCol = pConstraint->iColumn - SERIES_COLUMN_START;
    assert( iCol>=0 && iCol<=2 );
    iMask = 1 << iCol;








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      }else{
        assert( op==SQLITE_INDEX_CONSTRAINT_OFFSET );
        aIdx[4] = i;
        idxNum |= 0x40;
      }
      continue;
    }
    if( pConstraint->iColumn<SERIES_COLUMN_START ){
      if( pConstraint->iColumn==SERIES_COLUMN_VALUE ){
        switch( op ){
          case SQLITE_INDEX_CONSTRAINT_EQ:
          case SQLITE_INDEX_CONSTRAINT_IS: {
            idxNum |=  0x0080;
            idxNum &= ~0x3300;
            aIdx[5] = i;
            aIdx[6] = -1;
            bStartSeen = 1;
            break;
          }
          case SQLITE_INDEX_CONSTRAINT_GE: {
            if( idxNum & 0x0080 ) break;
            idxNum |=  0x0100;
            idxNum &= ~0x0200;
            aIdx[5] = i;
            bStartSeen = 1;
            break;
          }
          case SQLITE_INDEX_CONSTRAINT_GT: {
            if( idxNum & 0x0080 ) break;
            idxNum |=  0x0200;
            idxNum &= ~0x0100;
            aIdx[5] = i;
            bStartSeen = 1;
            break;
          }
          case SQLITE_INDEX_CONSTRAINT_LE: {
            if( idxNum & 0x0080 ) break;
            idxNum |=  0x1000;
            idxNum &= ~0x2000;
            aIdx[6] = i;
            break;
          }
          case SQLITE_INDEX_CONSTRAINT_LT: {
            if( idxNum & 0x0080 ) break;
            idxNum |=  0x2000;
            idxNum &= ~0x1000;
            aIdx[6] = i;
            break;
          }
        }
      }
      continue;
    }
    iCol = pConstraint->iColumn - SERIES_COLUMN_START;
    assert( iCol>=0 && iCol<=2 );
    iMask = 1 << iCol;
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