database/sqlite
1
0
Fork 0
mirror of https://github.com/sqlite/sqlite.git synced 2025-10-30 07:05:46 +03:00
Code Activity

Continued refactoring of the name resolution logic and query optimizer. (CVS 2236)

Browse Source 
FossilOrigin-Name: d8b2a7e09187564fe66a2b4bf0992c6a017146cf
This commit is contained in:
drh
2005-01-19 23:24:50 +00:00
parent 76b047d957
commit 1398ad3639
16 changed files with 182 additions and 107 deletions
Download Patch File Download Diff File Expand all files Collapse all files

15
src/sqliteInt.h
View File

@@ -11,7 +11,7 @@
*************************************************************************
** Internal interface definitions for SQLite.
**
** @(#) $Id: sqliteInt.h,v 1.356 2005/01/18 14:45:48 drh Exp $
** @(#) $Id: sqliteInt.h,v 1.357 2005/01/19 23:24:51 drh Exp $
*/
#ifndef _SQLITEINT_H_
#define _SQLITEINT_H_
@@ -787,6 +787,12 @@ struct Token {
** marker (a question mark character '?' in the original SQL) then the
** Expr.iTable holds the index number for that variable.
**
** If the expression is a subquery then Expr.iColumn holds an integer
** register number containing the result of the subquery. If the
** subquery gives a constant result, then iTable is -1. If the subquery
** gives a different answer at different times during statement processing
** then iTable is the address of a subroutine that computes the subquery.
**
** The Expr.pSelect field points to a SELECT statement. The SELECT might
** be the right operand of an IN operator. Or, if a scalar SELECT appears
** in an expression the opcode is TK_SELECT and Expr.pSelect is the only
@@ -1392,7 +1398,8 @@ void sqlite3CreateIndex(Parse*,Token*,Token*,SrcList*,ExprList*,int,Token*,
void sqlite3DropIndex(Parse*, SrcList*);
void sqlite3AddKeyType(Vdbe*, ExprList*);
void sqlite3AddIdxKeyType(Vdbe*, Index*);
int sqlite3Select(Parse*, Select*, int, int, Select*, int, int*, char *aff);
int sqlite3Select(Parse*, Select*, int, int, Select*, int, int*,
char *aff, NameContext*);
Select *sqlite3SelectNew(ExprList*,SrcList*,Expr*,ExprList*,Expr*,ExprList*,
int,int,int);
void sqlite3SelectDelete(Select*);
@@ -1422,8 +1429,8 @@ char *sqlite3NameFromToken(Token*);
int sqlite3ExprCheck(Parse*, Expr*, int, int*);
int sqlite3ExprCompare(Expr*, Expr*);
int sqliteFuncId(Token*);
int sqlite3ExprResolveNames(Parse*, SrcList*, ExprList*, Expr*, int, int);
int sqlite3ExprCodeSubquery(Parse*, Expr*);
int sqlite3ExprResolveNames(Parse*, SrcList*, ExprList*, NameContext*,
Expr*, int, int);
int sqlite3ExprAnalyzeAggregates(Parse*, Expr*);
Vdbe *sqlite3GetVdbe(Parse*);
void sqlite3Randomness(int, void*);