contrib/sqlite3/sqlite3.c

6193 ** and xInverse) passed to sqlite3_create_window_function are pointers to
6195 ** must both be non-NULL. xValue and xInverse may either both be NULL, in
6271   void (*xInverse)(sqlite3_context*,int,sqlite3_value**),
17194 #define SQLITE_WindowFunc     0x00000002 /* Use xInverse for window functions */
17256   void (*xInverse)(sqlite3_context*,int,sqlite3_value**); /* inverse agg-step */
17383 **   WFUNCTION(zName, nArg, iArg, xStep, xFinal, xValue, xInverse)
17431 #define WAGGREGATE(zName, nArg, arg, nc, xStep, xFinal, xValue, xInverse, f) \
17433    SQLITE_INT_TO_PTR(arg), 0, xStep,xFinal,xValue,xInverse,#zName, {0}}
92924 ** Execute the xInverse function for an aggregate.
92935 ** Execute the xStep (if P1==0) or xInverse (if P1!=0) function for an
92993     ** been called at least once prior to any xInverse call. */
93023     (pCtx->pFunc->xInverse)(pCtx,pCtx->argc,pCtx->argv);
99621           || (pDef->xValue==0 && pDef->xInverse==0)
99622           || (pDef->xValue && pDef->xInverse && pDef->xSFunc && pDef->xFinalize)
109261   0, 0,            /* xValue, xInverse */
109551   0, 0,            /* xValue, xInverse */
109703   0, 0,            /* xValue, xInverse */
111121     0, 0,             /* xValue, xInverse */
111141     0, 0,             /* xValue, xInverse */
120032   int bInverse;                   /* True if xInverse() ever called */
154519 ** xValue, and xInverse */
154536 ** xInverse. */
155464 **        An input row can be discarded after the window functions xInverse()
155484 **   points to the next row to call the xInverse() method of each window
155534 ** xInverse (if bInverse is non-zero) for each window function in the
155555   int bInverse,                   /* True to invoke xInverse instead of xStep */
155916 ** even if there are no xInverse() calls required.
156389 **   AGGINVERSE: invoke the aggregate xInverse() function for each window
165865   void (*xInverse)(sqlite3_context*,int,sqlite3_value **),
165877    || ((xValue==0)!=(xInverse==0))    /* Both or neither of xValue, xInverse */
165910          pUserData, xSFunc, xStep, xFinal, xValue, xInverse, pDestructor);
165914            pUserData, xSFunc, xStep, xFinal, xValue, xInverse, pDestructor);
165962   p->xInverse = xInverse;
165985   void (*xInverse)(sqlite3_context*,int,sqlite3_value**),
166009       xSFunc, xStep, xFinal, xValue, xInverse, pArg
166062   void (*xInverse)(sqlite3_context*,int,sqlite3_value **),
166066                                     xFinal, xValue, xInverse, xDestroy);