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Merge all recent trunk changes into the sessions branch.

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FossilOrigin-Name: fb9b9987de965e194fef56bca563ee65c49f0950
This commit is contained in:
drh
2012-03-30 17:30:33 +00:00
parent 6d972c1b98 00fa55d7da
commit 108606837e
59 changed files with 4407 additions and 401 deletions
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30
src/sqliteInt.h
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@@ -1017,14 +1017,18 @@ struct FuncDestructor {
};
/*
** Possible values for FuncDef.flags
** Possible values for FuncDef.flags. Note that the _LENGTH and _TYPEOF
** values must correspond to OPFLAG_LENGTHARG and OPFLAG_TYPEOFARG. There
** are assert() statements in the code to verify this.
*/
#define SQLITE_FUNC_LIKE 0x01 /* Candidate for the LIKE optimization */
#define SQLITE_FUNC_CASE 0x02 /* Case-sensitive LIKE-type function */
#define SQLITE_FUNC_EPHEM 0x04 /* Ephemeral. Delete with VDBE */
#define SQLITE_FUNC_NEEDCOLL 0x08 /* sqlite3GetFuncCollSeq() might be called */
#define SQLITE_FUNC_COUNT 0x20 /* Built-in count(*) aggregate */
#define SQLITE_FUNC_COALESCE 0x40 /* Built-in coalesce() or ifnull() function */
#define SQLITE_FUNC_COUNT 0x10 /* Built-in count(*) aggregate */
#define SQLITE_FUNC_COALESCE 0x20 /* Built-in coalesce() or ifnull() function */
#define SQLITE_FUNC_LENGTH 0x40 /* Built-in length() function */
#define SQLITE_FUNC_TYPEOF 0x80 /* Built-in typeof() function */
/*
** The following three macros, FUNCTION(), LIKEFUNC() and AGGREGATE() are
@@ -1052,7 +1056,10 @@ struct FuncDestructor {
** parameter.
*/
#define FUNCTION(zName, nArg, iArg, bNC, xFunc) \
{nArg, SQLITE_UTF8, bNC*SQLITE_FUNC_NEEDCOLL, \
{nArg, SQLITE_UTF8, (bNC*SQLITE_FUNC_NEEDCOLL), \
SQLITE_INT_TO_PTR(iArg), 0, xFunc, 0, 0, #zName, 0, 0}
#define FUNCTION2(zName, nArg, iArg, bNC, xFunc, extraFlags) \
{nArg, SQLITE_UTF8, (bNC*SQLITE_FUNC_NEEDCOLL)|extraFlags, \
SQLITE_INT_TO_PTR(iArg), 0, xFunc, 0, 0, #zName, 0, 0}
#define STR_FUNCTION(zName, nArg, pArg, bNC, xFunc) \
{nArg, SQLITE_UTF8, bNC*SQLITE_FUNC_NEEDCOLL, \
@@ -1282,7 +1289,7 @@ struct Table {
FKey *pFKey; /* Linked list of all foreign keys in this table */
char *zColAff; /* String defining the affinity of each column */
#ifndef SQLITE_OMIT_CHECK
Expr *pCheck; /* The AND of all CHECK constraints */
ExprList *pCheck; /* All CHECK constraints */
#endif
#ifndef SQLITE_OMIT_ALTERTABLE
int addColOffset; /* Offset in CREATE TABLE stmt to add a new column */
@@ -1675,6 +1682,7 @@ struct Expr {
i16 iRightJoinTable; /* If EP_FromJoin, the right table of the join */
u8 flags2; /* Second set of flags. EP2_... */
u8 op2; /* If a TK_REGISTER, the original value of Expr.op */
/* If TK_COLUMN, the value of p5 for OP_Column */
AggInfo *pAggInfo; /* Used by TK_AGG_COLUMN and TK_AGG_FUNCTION */
Table *pTab; /* Table for TK_COLUMN expressions. */
#if SQLITE_MAX_EXPR_DEPTH>0
@@ -1697,7 +1705,7 @@ struct Expr {
#define EP_FixedDest 0x0200 /* Result needed in a specific register */
#define EP_IntValue 0x0400 /* Integer value contained in u.iValue */
#define EP_xIsSelect 0x0800 /* x.pSelect is valid (otherwise x.pList is) */
#define EP_Hint 0x1000 /* Optimizer hint. Not required for correctness */
#define EP_Hint 0x1000 /* Not used */
#define EP_Reduced 0x2000 /* Expr struct is EXPR_REDUCEDSIZE bytes only */
#define EP_TokenOnly 0x4000 /* Expr struct is EXPR_TOKENONLYSIZE bytes only */
#define EP_Static 0x8000 /* Held in memory not obtained from malloc() */
@@ -2216,6 +2224,7 @@ struct Parse {
int regRowid; /* Register holding rowid of CREATE TABLE entry */
int regRoot; /* Register holding root page number for new objects */
int nMaxArg; /* Max args passed to user function by sub-program */
Token constraintName;/* Name of the constraint currently being parsed */
#ifndef SQLITE_OMIT_SHARED_CACHE
int nTableLock; /* Number of locks in aTableLock */
TableLock *aTableLock; /* Required table locks for shared-cache mode */
@@ -2284,7 +2293,10 @@ struct AuthContext {
};
/*
** Bitfield flags for P5 value in OP_Insert and OP_Delete
** Bitfield flags for P5 value in various opcodes.
**
** Note that the values for ISNOOP and LENGTHARG are the same. But as
** those bits are never used on the same opcode, the overlap is harmless.
*/
#define OPFLAG_NCHANGE 0x01 /* Set to update db->nChange */
#define OPFLAG_LASTROWID 0x02 /* Set to update db->lastRowid */
@@ -2293,6 +2305,8 @@ struct AuthContext {
#define OPFLAG_USESEEKRESULT 0x10 /* Try to avoid a seek in BtreeInsert() */
#define OPFLAG_CLEARCACHE 0x20 /* Clear pseudo-table cache in OP_Column */
#define OPFLAG_ISNOOP 0x40 /* OP_Delete does pre-update-hook only */
#define OPFLAG_LENGTHARG 0x40 /* OP_Column only used for length() */
#define OPFLAG_TYPEOFARG 0x80 /* OP_Column only used for typeof() */
/*
* Each trigger present in the database schema is stored as an instance of
@@ -2776,7 +2790,7 @@ void sqlite3DeleteFrom(Parse*, SrcList*, Expr*);
void sqlite3Update(Parse*, SrcList*, ExprList*, Expr*, int);
WhereInfo *sqlite3WhereBegin(Parse*, SrcList*, Expr*, ExprList**,ExprList*,u16);
void sqlite3WhereEnd(WhereInfo*);
int sqlite3ExprCodeGetColumn(Parse*, Table*, int, int, int);
int sqlite3ExprCodeGetColumn(Parse*, Table*, int, int, int, u8);
void sqlite3ExprCodeGetColumnOfTable(Vdbe*, Table*, int, int, int);
void sqlite3ExprCodeMove(Parse*, int, int, int);
void sqlite3ExprCodeCopy(Parse*, int, int, int);