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| Comment: | Remove obsolete comments from the definition of the CollSeq object. |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
7b6951016f5bf4c21f843f09769ba176 |
| User & Date: | drh 2012-12-06 01:03:15 |
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2012-12-06
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| 02:56 | Stop using the TCL_LIBS configuration variable when linking with Tcl. Remove superfluous 'rm' command from the "clean" target. (check-in: 15512772 user: drh tags: trunk) | |
| 01:03 | Remove obsolete comments from the definition of the CollSeq object. (check-in: 7b695101 user: drh tags: trunk) | |
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2012-12-05
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| 19:04 | Disable a couple of tests in where.test when running the "no_optimization" permutation. (check-in: 5e961e37 user: dan tags: trunk) | |
Changes to src/sqliteInt.h.
1146 1146 #define COLFLAG_HIDDEN 0x0002 /* A hidden column in a virtual table */ 1147 1147 1148 1148 /* 1149 1149 ** A "Collating Sequence" is defined by an instance of the following 1150 1150 ** structure. Conceptually, a collating sequence consists of a name and 1151 1151 ** a comparison routine that defines the order of that sequence. 1152 1152 ** 1153 -** There may two separate implementations of the collation function, one 1154 -** that processes text in UTF-8 encoding (CollSeq.xCmp) and another that 1155 -** processes text encoded in UTF-16 (CollSeq.xCmp16), using the machine 1156 -** native byte order. When a collation sequence is invoked, SQLite selects 1157 -** the version that will require the least expensive encoding 1158 -** translations, if any. 1159 -** 1160 -** The CollSeq.pUser member variable is an extra parameter that passed in 1161 -** as the first argument to the UTF-8 comparison function, xCmp. 1162 -** CollSeq.pUser16 is the equivalent for the UTF-16 comparison function, 1163 -** xCmp16. 1164 -** 1165 -** If both CollSeq.xCmp and CollSeq.xCmp16 are NULL, it means that the 1153 +** If CollSeq.xCmp is NULL, it means that the 1166 1154 ** collating sequence is undefined. Indices built on an undefined 1167 1155 ** collating sequence may not be read or written. 1168 1156 */ 1169 1157 struct CollSeq { 1170 1158 char *zName; /* Name of the collating sequence, UTF-8 encoded */ 1171 1159 u8 enc; /* Text encoding handled by xCmp() */ 1172 1160 void *pUser; /* First argument to xCmp() */