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Record within the Token structure itself whether or not the token has

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been dequoted.  This steals one bit from the length of a token and
thus limits the size of tokens to 1GiB. (CVS 6589)

FossilOrigin-Name: 12bcb03d9b9e1a31c1a3c67cbb4263cc0af2f3d0
This commit is contained in:
drh
2009-05-01 21:13:36 +00:00
parent d51397a614
commit 24fb627afa
14 changed files with 76 additions and 110 deletions
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12
src/sqliteInt.h
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@@ -11,7 +11,7 @@
*************************************************************************
** Internal interface definitions for SQLite.
**
** @(#) $Id: sqliteInt.h,v 1.864 2009/04/30 12:25:10 drh Exp $
** @(#) $Id: sqliteInt.h,v 1.865 2009/05/01 21:13:37 drh Exp $
*/
#ifndef _SQLITEINT_H_
#define _SQLITEINT_H_
@@ -1354,8 +1354,9 @@ struct Index {
*/
struct Token {
const unsigned char *z; /* Text of the token. Not NULL-terminated! */
unsigned dyn : 1; /* True for malloced memory, false for static */
unsigned n : 31; /* Number of characters in this token */
unsigned dyn : 1; /* True for malloced memory, false for static */
unsigned quoted : 1; /* True if token still has its quotes */
unsigned n : 30; /* Number of characters in this token */
};
/*
@@ -1517,7 +1518,7 @@ struct Expr {
#define EP_Error 0x0008 /* Expression contains one or more errors */
#define EP_Distinct 0x0010 /* Aggregate function with DISTINCT keyword */
#define EP_VarSelect 0x0020 /* pSelect is correlated, not constant */
#define EP_Dequoted 0x0040 /* True if the string has been dequoted */
#define EP_DblQuoted 0x0040 /* token.z was originally in "..." */
#define EP_InfixFunc 0x0080 /* True for an infix function: LIKE, GLOB, etc */
#define EP_ExpCollate 0x0100 /* Collating sequence specified explicitly */
#define EP_AnyAff 0x0200 /* Can take a cached column of any affinity */
@@ -2360,8 +2361,7 @@ char *sqlite3MAppendf(sqlite3*,char*,const char*,...);
void sqlite3SetString(char **, sqlite3*, const char*, ...);
void sqlite3ErrorMsg(Parse*, const char*, ...);
void sqlite3ErrorClear(Parse*);
void sqlite3Dequote(char*);
void sqlite3DequoteExpr(Expr*);
int sqlite3Dequote(char*);
int sqlite3KeywordCode(const unsigned char*, int);
int sqlite3RunParser(Parse*, const char*, char **);
void sqlite3FinishCoding(Parse*);