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Wildcards with the same name map into the same variable number. New

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api sqlite3_bind_parameter_index() added to map wildcard names into
wildcard index numbers.  Support for "?nnn" wildcards. (CVS 1945)

FossilOrigin-Name: 435b3f301fbb6953adc974c7f03589b06e9114c3
This commit is contained in:
drh
2004-09-07 16:19:52 +00:00
parent 1807ce37b8
commit fa6bc0000f
11 changed files with 299 additions and 48 deletions
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11
src/sqliteInt.h
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@@ -11,7 +11,7 @@
*************************************************************************
** Internal interface definitions for SQLite.
**
** @(#) $Id: sqliteInt.h,v 1.319 2004/09/06 17:24:13 drh Exp $
** @(#) $Id: sqliteInt.h,v 1.320 2004/09/07 16:19:54 drh Exp $
*/
#ifndef _SQLITEINT_H_
#define _SQLITEINT_H_
@@ -67,6 +67,11 @@
*/
#define MAX_ATTACHED 10
/*
** The maximum value of a ?nnn wildcard that the parser will accept.
*/
#define SQLITE_MAX_VARIABLE_NUMBER 999
/*
** When building SQLite for embedded systems where memory is scarce,
** you can define one or more of the following macros to omit extra
@@ -990,6 +995,9 @@ struct Parse {
int nSet; /* Number of sets used so far */
int nAgg; /* Number of aggregate expressions */
int nVar; /* Number of '?' variables seen in the SQL so far */
int nVarExpr; /* Number of used slots in apVarExpr[] */
int nVarExprAlloc; /* Number of allocated slots in apVarExpr[] */
Expr **apVarExpr; /* Pointers to :aaa and $aaaa wildcard expressions */
AggExpr *aAgg; /* An array of aggregate expressions */
const char *zAuthContext; /* The 6th parameter to db->xAuth callbacks */
Trigger *pNewTrigger; /* Trigger under construct by a CREATE TRIGGER */
@@ -1209,6 +1217,7 @@ Expr *sqlite3Expr(int, Expr*, Expr*, Token*);
Expr *sqlite3ExprAnd(Expr*, Expr*);
void sqlite3ExprSpan(Expr*,Token*,Token*);
Expr *sqlite3ExprFunction(ExprList*, Token*);
void sqlite3ExprAssignVarNumber(Parse*, Expr*);
void sqlite3ExprDelete(Expr*);
ExprList *sqlite3ExprListAppend(ExprList*,Expr*,Token*);
void sqlite3ExprListDelete(ExprList*);