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Use 0x40 (ASCII '@') instead of 0x00 to mean "no affinity" so that columns

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with no affinity can appear in a zero-terminated string.  Use the new
SQLITE_AFF_NONE macro for this new magic number.

FossilOrigin-Name: e8234f6939ccff4c10f741cf66d1c537cfebcbd0d1d79a618a64c755a7f087b5
This commit is contained in:
drh
2019-08-06 14:37:24 +00:00
parent 5978a7a525
commit 96fb16eecd
11 changed files with 50 additions and 44 deletions
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11
src/sqliteInt.h
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@@ -1874,11 +1874,12 @@ struct CollSeq {
** Note also that the numeric types are grouped together so that testing
** for a numeric type is a single comparison. And the BLOB type is first.
*/
#define SQLITE_AFF_BLOB 'A'
#define SQLITE_AFF_TEXT 'B'
#define SQLITE_AFF_NUMERIC 'C'
#define SQLITE_AFF_INTEGER 'D'
#define SQLITE_AFF_REAL 'E'
#define SQLITE_AFF_NONE 0x40 /* '@' */
#define SQLITE_AFF_BLOB 0x41 /* 'A' */
#define SQLITE_AFF_TEXT 0x42 /* 'B' */
#define SQLITE_AFF_NUMERIC 0x43 /* 'C' */
#define SQLITE_AFF_INTEGER 0x44 /* 'D' */
#define SQLITE_AFF_REAL 0x45 /* 'E' */
#define sqlite3IsNumericAffinity(X) ((X)>=SQLITE_AFF_NUMERIC)