Thank for the suggestions guys. I should have mentioned that price is TEXT.
I used TEXT because the resulting database file was smaller. I've never had
any problems with this until now (4 years).

CREATE TABLE GBP_CHF_BID (date INTEGER PRIMARY KEY, price TEXT)

I think the results below confirm price is indeed TEXT. Comparing the price
to 3 doesn't work because 12 is alphabetically less than 3. The part that
really baffles me is that some records get deleted while most don't. It
makes me think I that the file is corrupted somehow. (Or just maybe I found
a bug in sqlite3.) Any other suggestions?

sqlite> SELECT * FROM GBP_CHF_BID WHERE price >= 3;
sqlite> SELECT * FROM GBP_CHF_BID WHERE price >= 12;
1294352100000|12.0169
1294352102000|12.017
1294352107000|12.0166
1294352125000|12.0168
1294352129000|12.0166
1294352139000|12.0168
1294352150000|12.017
1294352160000|12.0161
1294352174000|12.0169
1294352182000|12.0171
1294352212000|12.0151
1294352217000|12.0182
1294352220000|12.0177
1294352226000|12.0156
1294352228000|12.0157
1294352229000|12.0177
1294352230000|12.0178
1294352232000|12.0177
1294352233000|12.0178
1294352234000|12.0176
1294352236000|12.0177
1294352238000|12.0178
1294352252000|12.0179
1294352257000|12.0147
1294352258000|12.0175
1294352259000|12.0178
1294352261000|12.0147
1294352264000|12.0148
1294352265000|12.0147
1294352280000|12.0135
1294352281000|12.0138
1294352282000|12.0133
1294352284000|12.0149
1294352292000|12.014
1294352312000|12.0125
1294352314000|12.0146
1294352319000|12.0144
1294352320000|12.0136
1294352323000|12.0138
1294352337000|12.014
1294352342000|12.0124
1294352360000|12.0138
1294352373000|12.0124
1294352379000|12.0105
1294352385000|12.0124
1294352387000|12.0121
1294352388000|12.0117
1294352415000|12.0118
1294352440000|12.0125
1294352446000|12.0105
1294352459000|12.011
1294352466000|12.0117
1294352469000|12.011
sqlite> DELETE FROM GBP_CHF_BID WHERE price >= 3;
sqlite> DELETE FROM GBP_CHF_BID WHERE price >= 12;
sqlite> SELECT * FROM GBP_CHF_BID WHERE price >= 3;
sqlite> SELECT * FROM GBP_CHF_BID WHERE price >= 12;
1294352100000|12.0169
1294352102000|12.017
1294352107000|12.0166
1294352125000|12.0168
1294352129000|12.0166
1294352139000|12.0168
1294352150000|12.017
1294352160000|12.0161
1294352174000|12.0169
1294352182000|12.0171
1294352212000|12.0151
1294352217000|12.0182
1294352220000|12.0177
1294352226000|12.0156
1294352228000|12.0157
1294352229000|12.0177
1294352230000|12.0178
1294352232000|12.0177
1294352233000|12.0178
1294352234000|12.0176
1294352236000|12.0177
1294352238000|12.0178
1294352252000|12.0179
1294352257000|12.0147
1294352258000|12.0175
1294352259000|12.0178
1294352261000|12.0147
1294352264000|12.0148
1294352265000|12.0147
1294352280000|12.0135
1294352281000|12.0138
1294352282000|12.0133
1294352284000|12.0149
1294352292000|12.014
sqlite> DELETE FROM GBP_CHF_BID WHERE price LIKE '12.%';
sqlite> SELECT * FROM GBP_CHF_BID WHERE price LIKE '12.%';
1294352100000|12.0169
1294352102000|12.017
1294352107000|12.0166
1294352125000|12.0168
1294352129000|12.0166
1294352139000|12.0168
1294352150000|12.017
1294352160000|12.0161
1294352174000|12.0169
1294352182000|12.0171
1294352212000|12.0151
1294352217000|12.0182
1294352220000|12.0177
1294352226000|12.0156
1294352228000|12.0157
1294352229000|12.0177
1294352230000|12.0178
1294352232000|12.0177
1294352233000|12.0178
1294352234000|12.0176
1294352236000|12.0177
1294352238000|12.0178
1294352252000|12.0179
1294352257000|12.0147
1294352258000|12.0175
1294352259000|12.0178
1294352261000|12.0147
1294352264000|12.0148
1294352265000|12.0147
1294352280000|12.0135
1294352281000|12.0138
1294352282000|12.0133
1294352284000|12.0149
1294352292000|12.014
sqlite>


Corey

On Sun, Jul 8, 2012 at 12:15 AM, Corey Nelson <corey.nel...@gmail.com>wrote:

> Some bad data found it's way into my database and I'm trying to delete it.
> But my DELETE command is only deleting some of the records while leaving
> most as is. See below. The sqlite database file is 
> here<https://docs.google.com/open?id=0B567nEzakPDFbktGbUVGeHVLTGM>
> .
>
> Am I doing something wrong? Is my database file corrupted some how?
>
> corey$ sqlite3 02.fxdb
> SQLite version 3.7.7 2011-06-25 16:35:41
> Enter ".help" for instructions
> Enter SQL statements terminated with a ";"
> sqlite> SELECT * FROM GBP_CHF_BID WHERE price LIKE "12.%";
> 1294352100000|12.0169
> 1294352102000|12.017
> 1294352107000|12.0166
> 1294352125000|12.0168
> 1294352129000|12.0166
> 1294352139000|12.0168
> 1294352150000|12.017
> 1294352160000|12.0161
> 1294352174000|12.0169
> 1294352182000|12.0171
> 1294352212000|12.0151
> 1294352217000|12.0182
> 1294352220000|12.0177
> 1294352226000|12.0156
> 1294352228000|12.0157
> 1294352229000|12.0177
> 1294352230000|12.0178
> 1294352232000|12.0177
> 1294352233000|12.0178
> 1294352234000|12.0176
> 1294352236000|12.0177
> 1294352238000|12.0178
> 1294352252000|12.0179
> 1294352257000|12.0147
> 1294352258000|12.0175
> 1294352259000|12.0178
> 1294352261000|12.0147
> 1294352264000|12.0148
> 1294352265000|12.0147
> 1294352280000|12.0135
> 1294352281000|12.0138
> 1294352282000|12.0133
> 1294352284000|12.0149
> 1294352292000|12.014
> 1294352312000|12.0125
> 1294352314000|12.0146
> 1294352319000|12.0144
> 1294352320000|12.0136
> 1294352323000|12.0138
> 1294352337000|12.014
> 1294352342000|12.0124
> 1294352360000|12.0138
> 1294352373000|12.0124
> 1294352379000|12.0105
> 1294352385000|12.0124
> 1294352387000|12.0121
> 1294352388000|12.0117
> 1294352415000|12.0118
> 1294352440000|12.0125
> 1294352446000|12.0105
> 1294352459000|12.011
> 1294352466000|12.0117
> 1294352469000|12.011
> sqlite> DELETE FROM GBP_CHF_BID WHERE price LIKE "12.%";
> sqlite> SELECT * FROM GBP_CHF_BID WHERE price LIKE "12.%";
> 1294352100000|12.0169
> 1294352102000|12.017
> 1294352107000|12.0166
> 1294352125000|12.0168
> 1294352129000|12.0166
> 1294352139000|12.0168
> 1294352150000|12.017
> 1294352160000|12.0161
> 1294352174000|12.0169
> 1294352182000|12.0171
> 1294352212000|12.0151
> 1294352217000|12.0182
> 1294352220000|12.0177
> 1294352226000|12.0156
> 1294352228000|12.0157
> 1294352229000|12.0177
> 1294352230000|12.0178
> 1294352232000|12.0177
> 1294352233000|12.0178
> 1294352234000|12.0176
> 1294352236000|12.0177
> 1294352238000|12.0178
> 1294352252000|12.0179
> 1294352257000|12.0147
> 1294352258000|12.0175
> 1294352259000|12.0178
> 1294352261000|12.0147
> 1294352264000|12.0148
> 1294352265000|12.0147
> 1294352280000|12.0135
> 1294352281000|12.0138
> 1294352282000|12.0133
> 1294352284000|12.0149
> 1294352292000|12.014
> sqlite>
>
>
> Corey
>
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