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MULTI-FETCH IN AND OUT OF NATURAL

2. CONTENTS. WHAT'S NOT COVERED OVERALLSYNTAXHOW IT WORKSNATURAL vs ADAMLFUPDATINGHOW MUCH TO MULTI-FETCHCONCERNS, ISSUES. 3. WHAT'S NOT COVERED:. PREFETCH. HISTOGRAML9's. ADAMLF Exclude:PREFXFIL/PREFXCMD. ADAMLF:NOT USINGPREFNREC. DIRECT CALLSPROGRAMS. 4. OVERALL . ?WHAT IS MULTI-FE

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MULTI-FETCH IN AND OUT OF NATURAL

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    1. 1 MULTI-FETCH IN AND OUT OF NATURAL

    2. 2 CONTENTS

    3. 3 WHATS NOT COVERED:

    4. 4 OVERALL

    5. 5 OVERALL

    6. 6 SYNTAX: ADAMLF

    7. 7 SYNTAX: ADAMLF EXAMPLES

    8. 8 SYNTAX: NATMLF

    9. 9 SYNTAX: NATMLF RULES

    10. 10 SYNTAX: NATMLF MFF REDUCED BY

    11. 11 SYNTAX: NATMLF. MULFETCH BUFFER

    12. 12 HOW IT WORKS. DIRECT CALLS

    13. 13 HOW IT WORKS. DIRECT CALLS,eg.

    14. 14 HOW IT WORKS. MAX #MFF, PREFNREC

    15. 15 HOW IT WORKS. ET/BT

    16. 16 HOW IT WORKS. CA-APAS

    17. 17 CPU COSTS OF MULTI-FETCH

    18. 18 NATURAL (NATMLF) vs ADAMLF

    19. 19 NATMLF PROCESSES

    20. 20 ADAMLF PROCESSES

    21. 21 ADAMLF PREFSBL USAGE

    22. 22 ADAMLF WARM UP

    23. 23 ADAMLF WARM UP Example

    24. 24 ADAMLF vs NATURAL MLF (overall)

    25. 25 ADAMLF vs NATURAL MLF (Performance)

    26. 26 ADAMLF vs NATURAL MLF (Performance)

    27. 27 ADAMLF vs NATURAL MLF (Performance)

    28. 28 ADAMLF vs NATURAL MLF (Performance)

    29. 29 ADAMLF vs NATURAL MLF (Performance)

    30. 30 MULTI-FETCH AND UPDATING ( ADAMLF )

    31. 31 ADAMLF. UPDATES. ET

    32. 32 ADAMLF. UPDATES. ET

    33. 33 ADAMLF. UPDATES. ET

    34. 34 ADAMLF. UPDATES. ET COSTS

    35. 35 ADAMLF. UPDATES. ET COSTS

    36. 36 ADAMLF. UPDATES. UPD/DELETE A1/E1

    37. 37 ADAMLF. UPDATES. A1/E1 COSTS

    38. 38 ADAMLF. UPDATES. A1/E1 COSTS

    39. 39 ADAMLF. UPDATES. A1/E1 VIA REREAD

    40. 40 ADAMLF. UPDATES. A1/E1 VIA REREAD

    41. 41 ADAMLF. UPDATES. OUTSIDE OF LOOP

    42. 42 SIZING MFF

    43. 43 SIZE MFF/PREFNREC. UPPER LIMIT

    44. 44 SIZE MFF/PREFNREC. VARY VALUE IF:

    45. 45 SIZE MFF/PREFNREC.

    46. 46 SIZE MFF/PREFNREC.

    47. 47 SIZE MFF/PREFNREC. Eg. Method #1,#2

    48. 48 SIZE MFF/PREFNREC. AGAIN #3

    49. 49 SIZE MFF/PREFNREC.

    50. 50 SIZE MFF/PREFNREC.

    51. 51 SIZE MFF/PREFNREC.

    52. 52 CONCERNS / ISSUES

    53. 53 CONCERNS. ADARUNs

    54. 54 CONCERNS. LOOP LIMITS

    55. 55 CONCERNS. LOOP EXITS

    56. 56 CONCERNS. RECORD SIZE

    57. 57 CONCERNS. GENERALIZATIONS

    58. 58 CONCERNS. MADIO

    59. 59 CONCERNS. DB PERFORMANCE

    60. 60 CONCERNS. DB PERFORMANCE

    61. 61 CONCERNS. DB PERFORMANCE

    62. 62 CONCERNS. DB PERFORMANCE

    63. 63 CONCERNS. DB PERFORMANCE

    64. 64 ADABAS 2006, V8 NOTES

    65. 65

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