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First cut at adding the COLLATE operator. Regression tests pass (or at least

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the quick set does) and a few new tests have been added.  But many more
tests are needed.  Rules for combining collations need to be worked out. (CVS 3624)

FossilOrigin-Name: 85cca7cd252d46ba71d302a89bc67c56146ec552
This commit is contained in:
drh
2007-02-01 23:02:45 +00:00
parent 3e701a187e
commit 8b4c40d8ac
9 changed files with 200 additions and 44 deletions
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4
src/sqliteInt.h
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@@ -11,7 +11,7 @@
*************************************************************************
** Internal interface definitions for SQLite.
**
** @(#) $Id: sqliteInt.h,v 1.534 2007/02/01 01:40:44 drh Exp $
** @(#) $Id: sqliteInt.h,v 1.535 2007/02/01 23:02:45 drh Exp $
*/
#ifndef _SQLITEINT_H_
#define _SQLITEINT_H_
@@ -1021,6 +1021,7 @@ struct Expr {
#define EP_VarSelect 0x20 /* pSelect is correlated, not constant */
#define EP_Dequoted 0x40 /* True if the string has been dequoted */
#define EP_InfixFunc 0x80 /* True for an infix function: LIKE, GLOB, etc */
#define EP_ExpCollate 0x100 /* Collating sequence specified explicitly */
/*
** These macros can be used to test, set, or clear bits in the
@@ -1777,6 +1778,7 @@ int sqlite3ReadSchema(Parse *pParse);
CollSeq *sqlite3FindCollSeq(sqlite3*,u8 enc, const char *,int,int);
CollSeq *sqlite3LocateCollSeq(Parse *pParse, const char *zName, int nName);
CollSeq *sqlite3ExprCollSeq(Parse *pParse, Expr *pExpr);
Expr *sqlite3ExprSetColl(Parse *pParse, Expr *, Token *);
int sqlite3CheckCollSeq(Parse *, CollSeq *);
int sqlite3CheckIndexCollSeq(Parse *, Index *);
int sqlite3CheckObjectName(Parse *, const char *);