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Overview
| Comment: | Fix another round-off problem in strftime(). Ticket #2153. (CVS 3574) |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: | d49ddc5ff05dd65e73edfa76db7e1af36967d81a |
| User & Date: | drh 2007-01-08 16:19:07 |
Context
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2007-01-08
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| 21:07 | Fix a critical bug in sqlite3_prepare_v2 that can lead to segfaults when the schema changes and the statement is recompiled automatically. Ticket #2154. (CVS 3576) check-in: 3401388d user: drh tags: trunk | |
| 16:19 | Fix another round-off problem in strftime(). Ticket #2153. (CVS 3574) check-in: d49ddc5f user: drh tags: trunk | |
| 14:31 | Updates to the sqlite3 command-line shell documentation. Ticket #2144. (CVS 3573) check-in: 3a422bb9 user: drh tags: trunk | |
Changes
Changes to src/date.c.
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** This file contains the C functions that implement date and time ** functions for SQLite. ** ** There is only one exported symbol in this file - the function ** sqlite3RegisterDateTimeFunctions() found at the bottom of the file. ** All other code has file scope. ** ** $Id: date.c,v 1.59 2007/01/08 13:07:30 drh Exp $ ** ** NOTES: ** ** SQLite processes all times and dates as Julian Day numbers. The ** dates and times are stored as the number of days since noon ** in Greenwich on November 24, 4714 B.C. according to the Gregorian ** calendar system. ................................................................................ case 'm': sprintf(&z[j],"%02d",x.M); j+=2; break; case 'M': sprintf(&z[j],"%02d",x.m); j+=2; break; case 's': { sprintf(&z[j],"%d",(int)((x.rJD-2440587.5)*86400.0 + 0.5)); j += strlen(&z[j]); break; } case 'S': sprintf(&z[j],"%02d",(int)(x.s+0.5)); j+=2; break; case 'w': z[j++] = (((int)(x.rJD+1.5)) % 7) + '0'; break; case 'Y': sprintf(&z[j],"%04d",x.Y); j+=strlen(&z[j]); break; case '%': z[j++] = '%'; break; } } } z[j] = 0; |
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** This file contains the C functions that implement date and time ** functions for SQLite. ** ** There is only one exported symbol in this file - the function ** sqlite3RegisterDateTimeFunctions() found at the bottom of the file. ** All other code has file scope. ** ** $Id: date.c,v 1.60 2007/01/08 16:19:07 drh Exp $ ** ** NOTES: ** ** SQLite processes all times and dates as Julian Day numbers. The ** dates and times are stored as the number of days since noon ** in Greenwich on November 24, 4714 B.C. according to the Gregorian ** calendar system. ................................................................................ case 'm': sprintf(&z[j],"%02d",x.M); j+=2; break; case 'M': sprintf(&z[j],"%02d",x.m); j+=2; break; case 's': { sprintf(&z[j],"%d",(int)((x.rJD-2440587.5)*86400.0 + 0.5)); j += strlen(&z[j]); break; } case 'S': sprintf(&z[j],"%02d",(int)x.s); j+=2; break; case 'w': z[j++] = (((int)(x.rJD+1.5)) % 7) + '0'; break; case 'Y': sprintf(&z[j],"%04d",x.Y); j+=strlen(&z[j]); break; case '%': z[j++] = '%'; break; } } } z[j] = 0; |
Changes to test/date.test.
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# May you find forgiveness for yourself and forgive others. # May you share freely, never taking more than you give. # #*********************************************************************** # This file implements regression tests for SQLite library. The # focus of this file is testing date and time functions. # # $Id: date.test,v 1.18 2007/01/08 13:07:30 drh Exp $ set testdir [file dirname $argv0] source $testdir/tester.tcl # Skip this whole file if date and time functions are omitted # at compile-time # ................................................................................ # Ticket #1991 do_test date-13.1 { execsql { SELECT strftime('%Y-%m-%d %H:%M:%f', julianday('2006-09-24T10:50:26.047')) } } {{2006-09-24 10:50:26.047}} finish_test |
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# May you find forgiveness for yourself and forgive others. # May you share freely, never taking more than you give. # #*********************************************************************** # This file implements regression tests for SQLite library. The # focus of this file is testing date and time functions. # # $Id: date.test,v 1.19 2007/01/08 16:19:07 drh Exp $ set testdir [file dirname $argv0] source $testdir/tester.tcl # Skip this whole file if date and time functions are omitted # at compile-time # ................................................................................ # Ticket #1991 do_test date-13.1 { execsql { SELECT strftime('%Y-%m-%d %H:%M:%f', julianday('2006-09-24T10:50:26.047')) } } {{2006-09-24 10:50:26.047}} # Ticket #2153 datetest 13.2 {strftime('%Y-%m-%d %H:%M:%S', '2007-01-01 12:34:59.6')} \ {2007-01-01 12:34:59} datetest 13.3 {strftime('%Y-%m-%d %H:%M:%f', '2007-01-01 12:34:59.6')} \ {2007-01-01 12:34:59.600} datetest 13.4 {strftime('%Y-%m-%d %H:%M:%S', '2007-01-01 12:59:59.6')} \ {2007-01-01 12:59:59} datetest 13.5 {strftime('%Y-%m-%d %H:%M:%f', '2007-01-01 12:59:59.6')} \ {2007-01-01 12:59:59.600} datetest 13.6 {strftime('%Y-%m-%d %H:%M:%S', '2007-01-01 23:59:59.6')} \ {2007-01-01 23:59:59} datetest 13.7 {strftime('%Y-%m-%d %H:%M:%f', '2007-01-01 23:59:59.6')} \ {2007-01-01 23:59:59.600} finish_test |