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Change the name of the Index.autoIndex field to Index.idxType and provide

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symbolic names for the various values of that field rather than using
magic numbers.

FossilOrigin-Name: d16e575dacc811de0f7b58a0d1cd243678dce6c5
This commit is contained in:
drh
2014-05-27 18:18:58 +00:00
parent a3bc66a3f5
commit 48dd1d8e28
10 changed files with 46 additions and 35 deletions
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12
src/sqliteInt.h
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@@ -1694,7 +1694,7 @@ struct Index {
u16 nKeyCol; /* Number of columns forming the key */
u16 nColumn; /* Number of columns stored in the index */
u8 onError; /* OE_Abort, OE_Ignore, OE_Replace, or OE_None */
unsigned autoIndex:2; /* 1==UNIQUE, 2==PRIMARY KEY, 0==CREATE INDEX */
unsigned idxType:2; /* 1==UNIQUE, 2==PRIMARY KEY, 0==CREATE INDEX */
unsigned bUnordered:1; /* Use this index for == or IN queries only */
unsigned uniqNotNull:1; /* True if UNIQUE and NOT NULL for all columns */
unsigned isResized:1; /* True if resizeIndexObject() has been called */
@@ -1707,6 +1707,16 @@ struct Index {
#endif
};
/*
** Allowed values for Index.idxType
*/
#define SQLITE_IDXTYPE_APPDEF 0 /* Created using CREATE INDEX */
#define SQLITE_IDXTYPE_UNIQUE 1 /* Implements a UNIQUE constraint */
#define SQLITE_IDXTYPE_PRIMARYKEY 2 /* Is the PRIMARY KEY for the table */
/* Return true if index X is a PRIMARY KEY index */
#define IsPrimaryKeyIndex(X) ((X)->idxType==SQLITE_IDXTYPE_PRIMARYKEY)
/*
** Each sample stored in the sqlite_stat3 table is represented in memory
** using a structure of this type. See documentation at the top of the