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|00000000| 25 25 20 49 6e 74 72 6f | 2e 74 65 78 20 2d 20 49 |%% Intro|.tex - I|
|00000010| 6e 74 72 6f 64 75 63 74 | 69 6f 6e 0a 25 25 20 43 |ntroduct|ion.%% C|
|00000020| 72 65 61 74 65 64 20 62 | 79 20 52 6f 62 65 72 74 |reated b|y Robert|
|00000030| 20 48 65 6c 6c 65 72 20 | 6f 6e 20 54 68 75 20 4d | Heller |on Thu M|
|00000040| 61 72 20 31 32 20 32 30 | 3a 32 33 3a 33 34 20 31 |ar 12 20|:23:34 1|
|00000050| 39 39 32 0a 25 25 0a 25 | 25 20 2d 2d 2d 2d 2d 2d |992.%%.%|% ------|
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|000000a0| 48 6f 6d 65 20 4c 69 62 | 61 72 69 61 6e 20 62 79 |Home Lib|arian by|
|000000b0| 20 44 65 65 70 77 6f 6f | 64 73 20 53 6f 66 74 77 | Deepwoo|ds Softw|
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|00000110| 69 66 69 63 61 74 69 6f | 6e 20 48 69 73 74 6f 72 |ificatio|n Histor|
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|000001c0| 25 25 20 0a 25 25 20 43 | 6f 70 79 72 69 67 68 74 |%% .%% C|opyright|
|000001d0| 20 28 63 29 20 31 39 39 | 31 2c 31 39 39 32 20 62 | (c) 199|1,1992 b|
|000001e0| 79 20 52 6f 62 65 72 74 | 20 68 65 6c 6c 65 72 20 |y Robert| heller |
|000001f0| 28 44 2f 42 2f 41 20 44 | 65 65 70 77 6f 6f 64 73 |(D/B/A D|eepwoods|
|00000200| 20 53 6f 66 74 77 61 72 | 65 29 0a 25 25 20 20 20 | Softwar|e).%%   |
|00000210| 20 20 20 20 20 41 6c 6c | 20 52 69 67 68 74 73 20 |     All| Rights |
|00000220| 52 65 73 65 72 76 65 64 | 0a 25 25 20 0a 25 25 0a |Reserved|.%% .%%.|
|00000230| 5c 63 68 61 70 74 65 72 | 7b 49 6e 74 72 6f 64 75 |\chapter|{Introdu|
|00000240| 63 74 69 6f 6e 2e 7d 0a | 5c 6c 61 62 65 6c 7b 49 |ction.}.|\label{I|
|00000250| 6e 74 72 6f 7d 0a 0a 5c | 73 65 63 74 69 6f 6e 7b |ntro}..\|section{|
|00000260| 42 61 73 69 63 20 54 65 | 72 6d 69 6e 6f 6c 6f 67 |Basic Te|rminolog|
|00000270| 79 7d 0a 0a 54 68 65 20 | 5c 74 68 65 73 79 73 74 |y}..The |\thesyst|
|00000280| 65 6d 5c 20 70 61 63 6b | 61 67 65 20 77 6f 72 6b |em\ pack|age work|
|00000290| 73 20 6f 76 65 72 20 66 | 69 6c 65 73 20 74 68 61 |s over f|iles tha|
|000002a0| 74 20 61 72 65 20 60 60 | 43 61 72 64 20 43 61 74 |t are ``|Card Cat|
|000002b0| 61 6c 6f 67 20 44 61 74 | 61 0a 42 61 73 65 73 27 |alog Dat|a.Bases'|
|000002c0| 27 20 77 68 69 63 68 20 | 63 6f 6e 74 61 69 6e 20 |' which |contain |
|000002d0| 61 20 6e 75 6d 62 65 72 | 20 6f 66 20 60 60 63 61 |a number| of ``ca|
|000002e0| 72 64 73 27 27 2e 0a 0a | 5c 73 75 62 73 65 63 74 |rds''...|\subsect|
|000002f0| 69 6f 6e 7b 57 68 61 74 | 20 69 73 20 61 20 43 61 |ion{What| is a Ca|
|00000300| 72 64 20 43 61 74 61 6c | 6f 67 20 44 61 74 61 20 |rd Catal|og Data |
|00000310| 42 61 73 65 3f 7d 0a 0a | 41 20 43 61 72 64 20 43 |Base?}..|A Card C|
|00000320| 61 74 61 6c 6f 67 20 44 | 61 74 61 20 42 61 73 65 |atalog D|ata Base|
|00000330| 20 66 69 6c 65 20 63 6f | 6e 74 61 69 6e 73 20 61 | file co|ntains a|
|00000340| 20 63 6f 6c 6c 65 63 74 | 69 6f 6e 20 6f 66 0a 60 | collect|ion of.`|
|00000350| 60 63 61 72 64 73 27 27 | 5c 69 6e 64 65 78 7b 63 |`cards''|\index{c|
|00000360| 61 72 64 40 7b 5c 62 66 | 20 63 61 72 64 7d 7c 62 |ard@{\bf| card}|b|
|00000370| 6f 6c 64 7d 20 74 68 61 | 74 20 64 65 73 63 72 69 |old} tha|t descri|
|00000380| 62 65 20 69 74 65 6d 73 | 20 69 6e 20 79 6f 75 72 |be items| in your|
|00000390| 0a 6c 69 62 72 61 72 79 | 2c 20 73 75 63 68 20 61 |.library|, such a|
|000003a0| 73 20 62 6f 6f 6b 73 2c | 20 6d 61 67 69 7a 69 6e |s books,| magizin|
|000003b0| 65 73 2c 20 72 65 63 6f | 72 64 73 2c 20 61 6e 64 |es, reco|rds, and|
|000003c0| 20 74 61 70 65 73 2e 20 | 20 54 68 65 73 65 20 63 | tapes. | These c|
|000003d0| 61 72 64 73 20 61 72 65 | 0a 69 6e 64 65 78 65 64 |ards are|.indexed|
|000003e0| 20 77 69 74 68 20 66 6f | 75 72 20 69 6e 64 69 63 | with fo|ur indic|
|000003f0| 65 73 20 61 73 20 73 68 | 6f 77 6e 20 69 6e 20 54 |es as sh|own in T|
|00000400| 61 62 6c 65 7e 5c 72 65 | 66 7b 74 61 62 3a 63 61 |able~\re|f{tab:ca|
|00000410| 72 64 69 6e 64 65 78 7d | 2e 20 20 45 61 63 68 0a |rdindex}|.  Each.|
|00000420| 69 6e 64 65 78 20 75 73 | 65 73 20 33 35 20 63 68 |index us|es 35 ch|
|00000430| 61 72 61 63 74 65 72 20 | 73 74 72 69 6e 67 73 20 |aracter |strings |
|00000440| 61 73 20 6b 65 79 73 2e | 20 20 54 68 65 20 6b 65 |as keys.|  The ke|
|00000450| 79 73 20 61 72 65 20 61 | 6c 77 61 79 73 20 63 6f |ys are a|lways co|
|00000460| 6d 70 61 72 65 64 0a 69 | 6e 20 61 20 63 61 73 65 |mpared.i|n a case|
|00000470| 2d 69 6e 73 65 6e 73 69 | 74 69 76 65 20 66 61 73 |-insensi|tive fas|
|00000480| 68 69 6f 6e 2e 20 20 54 | 68 61 74 20 69 73 2c 20 |hion.  T|hat is, |
|00000490| 7b 5c 74 74 20 22 54 68 | 65 20 44 6f 6f 72 20 49 |{\tt "Th|e Door I|
|000004a0| 6e 74 6f 20 53 75 6d 6d | 65 72 22 7d 0a 69 73 20 |nto Summ|er"}.is |
|000004b0| 74 68 65 20 73 61 6d 65 | 20 61 73 20 7b 5c 74 74 |the same| as {\tt|
|000004c0| 20 22 54 48 45 20 44 4f | 4f 52 20 49 4e 54 4f 20 | "THE DO|OR INTO |
|000004d0| 53 55 4d 4d 45 52 22 7d | 2e 20 20 49 6e 74 65 72 |SUMMER"}|.  Inter|
|000004e0| 6e 61 6c 6c 79 2c 20 74 | 68 65 20 6b 65 79 73 20 |nally, t|he keys |
|000004f0| 61 72 65 0a 63 6f 6e 76 | 65 72 74 65 64 20 74 6f |are.conv|erted to|
|00000500| 20 61 6c 6c 20 75 70 70 | 65 72 63 61 73 65 20 6c | all upp|ercase l|
|00000510| 65 74 74 65 72 73 2e 20 | 20 54 68 65 20 7b 5c 74 |etters. | The {\t|
|00000520| 74 20 69 64 7d 20 69 6e | 64 65 78 20 69 6e 64 65 |t id} in|dex inde|
|00000530| 78 65 73 20 74 6f 20 74 | 68 65 0a 63 61 72 64 20 |xes to t|he.card |
|00000540| 72 65 63 6f 72 64 73 20 | 64 69 72 65 63 74 6c 79 |records |directly|
|00000550| 2e 20 20 54 68 65 20 6f | 74 68 65 72 20 74 68 72 |.  The o|ther thr|
|00000560| 65 65 20 69 6e 64 69 63 | 65 73 20 69 6e 64 65 78 |ee indic|es index|
|00000570| 20 74 6f 20 6c 69 73 74 | 73 20 6f 66 20 7b 5c 74 | to list|s of {\t|
|00000580| 74 0a 69 64 73 7d 2c 20 | 61 6e 64 20 74 68 75 73 |t.ids}, |and thus|
|00000590| 20 69 6e 64 65 78 20 74 | 6f 20 74 68 65 20 63 61 | index t|o the ca|
|000005a0| 72 64 73 20 7b 5c 65 6d | 20 69 6e 64 69 72 65 63 |rds {\em| indirec|
|000005b0| 74 6c 79 7d 2c 20 61 73 | 20 73 68 6f 77 6e 20 69 |tly}, as| shown i|
|000005c0| 6e 0a 46 69 67 75 72 65 | 7e 5c 72 65 66 7b 66 69 |n.Figure|~\ref{fi|
|000005d0| 67 3a 64 62 66 69 6c 65 | 7d 2e 5c 69 6e 64 65 78 |g:dbfile|}.\index|
|000005e0| 7b 63 61 72 64 20 63 61 | 74 61 6c 6f 67 20 64 62 |{card ca|talog db|
|000005f0| 40 7b 5c 62 66 20 63 61 | 72 64 20 63 61 74 61 6c |@{\bf ca|rd catal|
|00000600| 6f 67 20 64 62 7d 7c 62 | 6f 6c 64 7d 0a 5c 63 63 |og db}|b|old}.\cc|
|00000610| 69 6e 64 69 63 65 73 0a | 5c 63 63 64 62 66 69 67 |indices.|\ccdbfig|
|00000620| 0a 5c 73 75 62 73 65 63 | 74 69 6f 6e 7b 57 68 61 |.\subsec|tion{Wha|
|00000630| 74 20 69 73 20 61 20 60 | 60 63 61 72 64 27 27 3f |t is a `|`card''?|
|00000640| 7d 0a 5c 69 6e 64 65 78 | 7b 63 61 72 64 40 7b 5c |}.\index|{card@{\|
|00000650| 62 66 20 63 61 72 64 7d | 21 64 65 73 63 72 69 70 |bf card}|!descrip|
|00000660| 74 69 6f 6e 7c 28 7d 0a | 0a 41 20 63 61 72 64 20 |tion|(}.|.A card |
|00000670| 68 61 73 20 61 20 6e 75 | 6d 62 65 72 20 6f 66 20 |has a nu|mber of |
|00000680| 66 69 65 6c 64 73 20 61 | 73 20 73 68 6f 77 6e 20 |fields a|s shown |
|00000690| 69 6e 20 54 61 62 6c 65 | 7e 5c 72 65 66 7b 74 61 |in Table|~\ref{ta|
|000006a0| 62 3a 63 61 72 64 66 69 | 65 6c 64 73 7d 2e 0a 5c |b:cardfi|elds}..\|
|000006b0| 63 61 72 64 66 69 65 6c | 64 73 0a 54 68 65 20 5c |cardfiel|ds.The \|
|000006c0| 76 65 72 62 2b 69 64 2b | 20 66 69 65 6c 64 20 63 |verb+id+| field c|
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|000006e0| 6e 75 6d 62 65 72 2c 20 | 61 20 4c 43 20 63 61 6c |number, |a LC cal|
|000006f0| 6c 20 6e 75 6d 62 65 72 | 2c 20 61 0a 44 65 75 79 |l number|, a.Deuy|
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|00000750| 69 65 6c 64 20 6d 75 73 | 74 20 62 65 20 6f 6e 65 |ield mus|t be one|
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|00000780| 65 66 7b 74 61 62 3a 63 | 61 72 64 74 79 70 65 73 |ef{tab:c|ardtypes|
|00000790| 7d 2e 0a 5c 63 61 72 64 | 74 79 70 65 73 0a 54 68 |}..\card|types.Th|
|000007a0| 65 20 5c 76 65 72 62 2b | 61 75 74 68 6f 72 2b 20 |e \verb+|author+ |
|000007b0| 61 6e 64 20 5c 76 65 72 | 62 2b 74 69 74 6c 65 2b |and \ver|b+title+|
|000007c0| 20 66 69 65 6c 64 73 20 | 61 72 65 20 75 73 65 64 | fields |are used|
|000007d0| 20 66 6f 72 20 74 68 65 | 20 61 75 74 68 6f 72 20 | for the| author |
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|00000800| 65 78 7b 63 61 72 64 40 | 7b 5c 62 66 20 63 61 72 |ex{card@|{\bf car|
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|00001240| 7b 4c 69 63 65 6e 73 65 | 7d 20 63 6f 6e 74 61 69 |{License|} contai|
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|00001280| 41 70 70 65 6e 64 69 78 | 7e 5c 72 65 66 7b 52 65 |Appendix|~\ref{Re|
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|000012a0| 73 20 61 62 6f 75 74 20 | 53 68 61 72 65 77 61 72 |s about |Sharewar|
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+--------+-------------------------+-------------------------+--------+--------+