mirror of
https://github.com/sqlite/sqlite.git
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Added support for UTF-8 (CVS 199)
FossilOrigin-Name: f0674697c90e4eed630c36e40e724de05d54f74f
This commit is contained in:
drh
22
manifest
22
manifest
@ -1,9 +1,9 @@
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C :-)\s(CVS\s198)
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D 2001-04-04T12:33:36
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C Added\ssupport\sfor\sUTF-8\s(CVS\s199)
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D 2001-04-04T21:10:19
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F COPYRIGHT 74a8a6531a42e124df07ab5599aad63870fa0bd4
|
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F Makefile.in fd8815aa01a7181f60f786158b7737a35413189e
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F README 51f6a4e7408b34afa5bc1c0485f61b6a4efb6958
|
||||
F VERSION 010a68e4026cf015511e2c5acc54815fa374d11b
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F VERSION fb0fbad3b7a52736cc18ea5fcf1bc6dba7b2c40c
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F configure 3dc1edb9dcf60215e31ff72b447935ab62211442 x
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F configure.in d892ca33db7e88a055519ce2f36dcb11020e8fff
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F doc/lemon.html e233a3e97a779c7a87e1bc4528c664a58e49dd47
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@ -34,12 +34,12 @@ F src/select.c a6bfdaa92d4614e79bf18129283c5163faa291fc
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F src/shell.c 441e20913cde0bb71281f4027623c623530241cd
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F src/shell.tcl 27ecbd63dd88396ad16d81ab44f73e6c0ea9d20e
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||||
F src/sqlite.h.in 3b446fcbed6005f0ab89632f3356c4708b349e88
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||||
F src/sqliteInt.h 7872fa85719adff8e458f4a27d56a0ea3e8a3dd1
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F src/sqliteInt.h 97e2dd488ab433e27eda6e26f4c84a9a2684785c
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F src/table.c 5be76051a8ed6f6bfa641f4adc52529efa34fbf9
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F src/tclsqlite.c f654b0399ea8a29262637dbe71fdfe7c26bd9032
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F src/tokenize.c 8fc3936eefad84f1fff19e0892ed0542eb9ac7b3
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F src/update.c 8365b3922ea098330d1e20862d6e64911e4e03d0
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F src/util.c f4573201fc2b581dbf601c53787349310b7da150
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F src/util.c 16a7af31c23db4066b2cfdc200a4067bc13d80ab
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F src/vdbe.c 53de79aa212997a8615659d7a7e6eb12aa77255d
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F src/vdbe.h dc1205da434c6a9da03b5d6b089270bbc8e6d437
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F src/where.c 459bf37ac7849599da400420984b3306484b4cbb
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@ -47,7 +47,7 @@ F test/all.test 15cac2f6b2d4c55bf896212aff3cc9d6597b0490
|
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F test/copy.test b77a1214bd7756f2849d5c4fa6e715c0ff0c34eb
|
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F test/dbbe.test a022fe2d983848f786e17ef1fc6809cfd37fb02c
|
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F test/delete.test 50b9b1f06c843d591741dba7869433a105360dbf
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F test/expr.test 83b29f29f58df80d185d163b7fab5c658a1bd29a
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F test/expr.test 278d7524079219f3bf9df41225903c9fb8c61c19
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F test/func.test 02aed8845b98bde1043dda97455de1d37238ebb3
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F test/in.test ea48016c4fcc479d315932ae2b8568146686ffaf
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F test/index.test b189ac11bf8d4fbcf87402f4028c25c8a6d91bb5
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@ -83,18 +83,18 @@ F www/arch.fig 4f246003b7da23bd63b8b0af0618afb4ee3055c8
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F www/arch.png 8dae0766d42ed3de9ed013c1341a5792bcf633e6
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F www/arch.tcl a40380c1fe0080c43e6cc5c20ed70731511b06be
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F www/c_interface.tcl 11be2d5826eb7d6efd629751d3b483c1ed78ba14
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F www/changes.tcl 2f8108b1c19f6b1428cd89aeb4da0f446af5a8b6
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F www/changes.tcl 9cea962625b87620cfbb2ecb0ed9a8a5e6b2cee3
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F www/crosscompile.tcl c99efacb3aefaa550c6e80d91b240f55eb9fd33e
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F www/dynload.tcl 02eb8273aa78cfa9070dd4501dca937fb22b466c
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F www/fileformat.tcl cfb7fba80b7275555281ba2f256c00734bcdd1c9
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F www/index.tcl b499fca29ebbaff66bcafe87b7dd1b8b36fb5a51
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F www/index.tcl e6a1fb2adfa9a881d7bee0c86c2959d1a872e7bb
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F www/lang.tcl 7fec414487ebee2cbb17c90addf5a026cd10396a
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F www/mingw.tcl fc5f4ba9d336b6e8c97347cc6496d6162461ef60
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F www/opcode.tcl cb3a1abf8b7b9be9f3a228d097d6bf8b742c2b6f
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F www/sqlite.tcl cb0d23d8f061a80543928755ec7775da6e4f362f
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F www/tclsqlite.tcl 06f81c401f79a04f2c5ebfb97e7c176225c0aef2
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F www/vdbe.tcl 0c8aaa529dd216ccbf7daaabd80985e413d5f9ad
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P ab645437447059be18018890bd33f3a977c4c8b3
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R 77bf85a68e27b2bffb4067f583abffa7
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P 24bede902722e8003451143b38284de48700c459
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R 65747f257df149c1ff5989dd8e504549
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U drh
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Z ad2ab6bf64d9a1be2ace4f74c839311d
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Z 80c8925b23615f8a689b0be9c577c85a
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@ -1 +1 @@
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24bede902722e8003451143b38284de48700c459
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f0674697c90e4eed630c36e40e724de05d54f74f
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@ -23,7 +23,7 @@
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*************************************************************************
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** Internal interface definitions for SQLite.
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**
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** @(#) $Id: sqliteInt.h,v 1.38 2001/04/04 11:48:58 drh Exp $
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** @(#) $Id: sqliteInt.h,v 1.39 2001/04/04 21:10:19 drh Exp $
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*/
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#include "sqlite.h"
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#include "dbbe.h"
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@ -414,7 +414,7 @@ void sqliteExprIfFalse(Parse*, Expr*, int);
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Table *sqliteFindTable(sqlite*,char*);
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void sqliteCopy(Parse*, Token*, Token*, Token*);
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void sqliteVacuum(Parse*, Token*);
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int sqliteGlobCompare(const char*,const char*);
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int sqliteGlobCompare(const unsigned char*,const unsigned char*);
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int sqliteLikeCompare(const unsigned char*,const unsigned char*);
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char *sqliteTableNameFromToken(Token*);
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int sqliteExprCheck(Parse*, Expr*, int, int*);
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190
src/util.c
190
src/util.c
@ -26,7 +26,7 @@
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** This file contains functions for allocating memory, comparing
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** strings, and stuff like that.
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**
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** $Id: util.c,v 1.18 2001/03/14 12:35:57 drh Exp $
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** $Id: util.c,v 1.19 2001/04/04 21:10:19 drh Exp $
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*/
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#include "sqliteInt.h"
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#include <stdarg.h>
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@ -278,7 +278,8 @@ void sqliteSetString(char **pz, const char *zFirst, ...){
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/*
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** Works like sqliteSetString, but each string is now followed by
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** a length integer. -1 means use the whole string.
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** a length integer which specifies how much of the source string
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** to copy (in bytes). -1 means use the whole string.
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*/
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void sqliteSetNString(char **pz, ...){
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va_list ap;
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@ -725,7 +726,93 @@ int sqliteSortCompare(const char *a, const char *b){
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}
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/*
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** Compare two strings for equality where the first string can
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** When the first byte of a UTF-8 character is used as the
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** index of the following array, then the value is the number
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** of bytes in the whole UTF-8 character. This matrix assumes
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** a well-formed UTF-8 string. All bets are off if the input
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** is not well-formed.
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*/
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static const unsigned char utf8_width[] = {
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/* x0 x1 x2 x3 x4 x5 x6 x7 x8 x9 xA xB xC xD xE xF */
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/* 0x */ 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
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/* 1x */ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
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/* 2x */ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
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/* 3x */ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
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/* 4x */ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
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/* 5x */ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
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/* 6x */ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
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/* 7x */ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
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/* 8x */ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
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/* 9x */ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
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/* Ax */ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
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/* Bx */ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
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/* Cx */ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
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/* Dx */ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
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/* Ex */ 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
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/* Fx */ 4, 4, 4, 4, 4, 4, 4, 4, 5, 5, 5, 5, 6, 6, 1, 1,
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};
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/*
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** This routine computes the number of bytes to the start of the
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** next UTF-8 character. We could just do
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**
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** z += utf8_width[*z]
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**
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** accomplish the same thing, if we know that z was a well-formed
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** UTF-8 string. If it is not, then z might be incremented past
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** its null terminator. This function, though slower, will never
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** increment z past its terminator.
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*/
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static int utf8_char_size(const unsigned char *z){
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int i, n = utf8_width[*z];
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for(i=1; i<n && z[i]!=0; i++){}
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return i;
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}
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/*
|
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** Convert the UTF-8 character pointed to by the input parameter
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** into a 31-bit UCS character and return an integer holding the
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** 31-bit UCS character.
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*/
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static int utf8_to_int(const unsigned char *z){
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int n = utf8_width[*z];
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int c;
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switch( n ){
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case 0: {
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return 0;
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}
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case 1: {
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return *z;
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}
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case 2: {
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c = 0x1f & *(z++);
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break;
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}
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case 3: {
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c = 0x0f & *(z++);
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break;
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}
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case 4: {
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c = 0x07 & *(z++);
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break;
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}
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case 5: {
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c = 0x03 & *(z++);
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break;
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}
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case 6: {
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c = 0x01 & *(z++);
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break;
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}
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}
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while( (--n) > 0 ){
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c = (c<<6) | (0x3f & *(z++));
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}
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return c;
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}
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/*
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** Compare two UTF-8 strings for equality where the first string can
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** potentially be a "glob" expression. Return true (1) if they
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** are the same and false (0) if they are different.
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**
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@ -752,21 +839,28 @@ int sqliteSortCompare(const char *a, const char *b){
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**
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** abc[*]xyz Matches "abc*xyz" only
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*/
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int sqliteGlobCompare(const char *zPattern, const char *zString){
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register char c;
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int
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sqliteGlobCompare(const unsigned char *zPattern, const unsigned char *zString){
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register int c;
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int invert;
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int seen;
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char c2;
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int c2;
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while( (c = *zPattern)!=0 ){
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switch( c ){
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case '*':
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while( zPattern[1]=='*' ) zPattern++;
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if( zPattern[1]==0 ) return 1;
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c = zPattern[1];
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if( c=='[' || c=='?' ){
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while( (c=zPattern[1]) == '*' || c == '?' ){
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if( c=='?' ){
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if( *zString==0 ) return 0;
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zString += utf8_char_size(zString);
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}
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zPattern++;
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}
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if( c==0 ) return 1;
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c = UpperToLower[c];
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if( c=='[' ){
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while( *zString && sqliteGlobCompare(&zPattern[1],zString)==0 ){
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zString++;
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zString += utf8_char_size(zString);
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}
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return *zString!=0;
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}else{
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@ -774,17 +868,21 @@ int sqliteGlobCompare(const char *zPattern, const char *zString){
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while( c2 != 0 && c2 != c ){ c2 = *++zString; }
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if( c2==0 ) return 0;
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if( sqliteGlobCompare(&zPattern[1],zString) ) return 1;
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zString++;
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zString += utf8_char_size(zString);
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}
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return 0;
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}
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case '?':
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case '?': {
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if( *zString==0 ) return 0;
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zString += utf8_char_size(zString);
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zPattern++;
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break;
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case '[':
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}
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case '[': {
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int prior_c = 0;
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seen = 0;
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invert = 0;
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c = *zString;
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c = utf8_to_int(zString);
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if( c==0 ) return 0;
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c2 = *++zPattern;
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if( c2=='^' ){ invert = 1; c2 = *++zPattern; }
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@ -792,28 +890,38 @@ int sqliteGlobCompare(const char *zPattern, const char *zString){
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if( c==']' ) seen = 1;
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c2 = *++zPattern;
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}
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while( (c2 = *zPattern)!=0 && c2!=']' ){
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if( c2=='-' && zPattern[1]!=']' && zPattern[1]!=0 ){
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if( c>zPattern[-1] && c<zPattern[1] ) seen = 1;
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while( (c2 = utf8_to_int(zPattern))!=0 && c2!=']' ){
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if( c2=='-' && zPattern[1]!=']' && zPattern[1]!=0 && prior_c>0 ){
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zPattern++;
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c2 = utf8_to_int(zPattern);
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if( c>=prior_c && c<=c2 ) seen = 1;
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prior_c = 0;
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}else if( c==c2 ){
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seen = 1;
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prior_c = c2;
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}else{
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prior_c = c2;
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}
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zPattern++;
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zPattern += utf8_char_size(zPattern);
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}
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if( c2==0 || (seen ^ invert)==0 ) return 0;
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break;
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default:
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if( c != *zString ) return 0;
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zString += utf8_char_size(zString);
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||||
zPattern++;
|
||||
break;
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||||
}
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||||
default: {
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||||
if( c != *zString ) return 0;
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zPattern++;
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zString++;
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break;
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||||
}
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||||
}
|
||||
}
|
||||
return *zString==0;
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}
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||||
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||||
/*
|
||||
** Compare two strings for equality using the "LIKE" operator of
|
||||
** Compare two UTF-8 strings for equality using the "LIKE" operator of
|
||||
** SQL. The '%' character matches any sequence of 0 or more
|
||||
** characters and '_' matches any single character. Case is
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** not significant.
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@ -823,38 +931,42 @@ int sqliteGlobCompare(const char *zPattern, const char *zString){
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*/
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||||
int
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sqliteLikeCompare(const unsigned char *zPattern, const unsigned char *zString){
|
||||
register char c;
|
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char c2;
|
||||
register int c;
|
||||
int c2;
|
||||
|
||||
while( (c = UpperToLower[*zPattern])!=0 ){
|
||||
switch( c ){
|
||||
case '%':
|
||||
while( zPattern[1]=='%' ) zPattern++;
|
||||
if( zPattern[1]==0 ) return 1;
|
||||
c = UpperToLower[0xff & zPattern[1]];
|
||||
case '%': {
|
||||
while( (c=zPattern[1]) == '%' || c == '_' ){
|
||||
if( c=='_' ){
|
||||
while( *zString && sqliteLikeCompare(&zPattern[1],zString)==0 ){
|
||||
zString++;
|
||||
if( *zString==0 ) return 0;
|
||||
zString += utf8_char_size(zString);
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||||
}
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||||
return *zString!=0;
|
||||
}else{
|
||||
while( (c2 = UpperToLower[*zString])!=0 ){
|
||||
zPattern++;
|
||||
}
|
||||
if( c==0 ) return 1;
|
||||
c = UpperToLower[c];
|
||||
while( (c2=UpperToLower[*zString])!=0 ){
|
||||
while( c2 != 0 && c2 != c ){ c2 = UpperToLower[*++zString]; }
|
||||
if( c2==0 ) return 0;
|
||||
if( sqliteLikeCompare(&zPattern[1],zString) ) return 1;
|
||||
zString++;
|
||||
zString += utf8_char_size(zString);
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
case '_':
|
||||
case '_': {
|
||||
if( *zString==0 ) return 0;
|
||||
break;
|
||||
default:
|
||||
if( c != UpperToLower[*zString] ) return 0;
|
||||
zString += utf8_char_size(zString);
|
||||
zPattern++;
|
||||
break;
|
||||
}
|
||||
default: {
|
||||
if( c != UpperToLower[*zString] ) return 0;
|
||||
zPattern++;
|
||||
zString++;
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
return *zString==0;
|
||||
}
|
||||
|
||||
@ -23,7 +23,7 @@
|
||||
# This file implements regression tests for SQLite library. The
|
||||
# focus of this file is testing expressions.
|
||||
#
|
||||
# $Id: expr.test,v 1.10 2001/04/04 11:48:58 drh Exp $
|
||||
# $Id: expr.test,v 1.11 2001/04/04 21:10:19 drh Exp $
|
||||
|
||||
set testdir [file dirname $argv0]
|
||||
source $testdir/tester.tcl
|
||||
@ -159,6 +159,22 @@ test_expr expr-5.10 {t1='abxyzzyc', t2='A%_C'} {t1 LIKE t2} 1
|
||||
test_expr expr-5.11 {t1='abc', t2='xyz'} {t1 NOT LIKE t2} 1
|
||||
test_expr expr-5.12 {t1='abc', t2='ABC'} {t1 NOT LIKE t2} 0
|
||||
|
||||
# The following tests only work on versions of TCL that support
|
||||
# Unicode.
|
||||
#
|
||||
test_expr expr-5.13 "t1='a\u0080c', t2='A_C'" {t1 LIKE t2} 1
|
||||
test_expr expr-5.14 "t1='a\u07FFc', t2='A_C'" {t1 LIKE t2} 1
|
||||
test_expr expr-5.15 "t1='a\u0800c', t2='A_C'" {t1 LIKE t2} 1
|
||||
test_expr expr-5.16 "t1='a\uFFFFc', t2='A_C'" {t1 LIKE t2} 1
|
||||
test_expr expr-5.17 "t1='a\u0080', t2='A__'" {t1 LIKE t2} 0
|
||||
test_expr expr-5.18 "t1='a\u07FF', t2='A__'" {t1 LIKE t2} 0
|
||||
test_expr expr-5.19 "t1='a\u0800', t2='A__'" {t1 LIKE t2} 0
|
||||
test_expr expr-5.20 "t1='a\uFFFF', t2='A__'" {t1 LIKE t2} 0
|
||||
test_expr expr-5.21 "t1='ax\uABCD', t2='A_\uABCD'" {t1 LIKE t2} 1
|
||||
test_expr expr-5.22 "t1='ax\u1234', t2='A%\u1234'" {t1 LIKE t2} 1
|
||||
test_expr expr-5.23 "t1='ax\uFEDC', t2='A_%'" {t1 LIKE t2} 1
|
||||
test_expr expr-5.24 "t1='ax\uFEDCy\uFEDC', t2='A%\uFEDC'" {t1 LIKE t2} 1
|
||||
|
||||
test_expr expr-6.1 {t1='abc', t2='xyz'} {t1 GLOB t2} 0
|
||||
test_expr expr-6.2 {t1='abc', t2='ABC'} {t1 GLOB t2} 0
|
||||
test_expr expr-6.3 {t1='abc', t2='A?C'} {t1 GLOB t2} 0
|
||||
@ -185,6 +201,26 @@ test_expr expr-6.23 {t1='abcdefg', t2='a*?g'} {t1 GLOB t2} 1
|
||||
test_expr expr-6.24 {t1='ac', t2='a*c'} {t1 GLOB t2} 1
|
||||
test_expr expr-6.25 {t1='ac', t2='a*?c'} {t1 GLOB t2} 0
|
||||
|
||||
# These tests only work on versions of TCL that support Unicode
|
||||
#
|
||||
test_expr expr-6.26 "t1='a\u0080c', t2='a?c'" {t1 GLOB t2} 1
|
||||
test_expr expr-6.27 "t1='a\u07ffc', t2='a?c'" {t1 GLOB t2} 1
|
||||
test_expr expr-6.28 "t1='a\u0800c', t2='a?c'" {t1 GLOB t2} 1
|
||||
test_expr expr-6.29 "t1='a\uffffc', t2='a?c'" {t1 GLOB t2} 1
|
||||
test_expr expr-6.30 "t1='a\u1234', t2='a?'" {t1 GLOB t2} 1
|
||||
test_expr expr-6.31 "t1='a\u1234', t2='a??'" {t1 GLOB t2} 0
|
||||
test_expr expr-6.32 "t1='ax\u1234', t2='a?\u1234'" {t1 GLOB t2} 1
|
||||
test_expr expr-6.33 "t1='ax\u1234', t2='a*\u1234'" {t1 GLOB t2} 1
|
||||
test_expr expr-6.34 "t1='ax\u1234y\u1234', t2='a*\u1234'" {t1 GLOB t2} 1
|
||||
test_expr expr-6.35 "t1='a\u1234b', t2='a\[x\u1234y\]b'" {t1 GLOB t2} 1
|
||||
test_expr expr-6.36 "t1='a\u1234b', t2='a\[\u1233-\u1235\]b'" {t1 GLOB t2} 1
|
||||
test_expr expr-6.37 "t1='a\u1234b', t2='a\[\u1234-\u124f\]b'" {t1 GLOB t2} 1
|
||||
test_expr expr-6.38 "t1='a\u1234b', t2='a\[\u1235-\u124f\]b'" {t1 GLOB t2} 0
|
||||
test_expr expr-6.39 "t1='a\u1234b', t2='a\[a-\u1235\]b'" {t1 GLOB t2} 1
|
||||
test_expr expr-6.40 "t1='a\u1234b', t2='a\[a-\u1234\]b'" {t1 GLOB t2} 1
|
||||
test_expr expr-6.41 "t1='a\u1234b', t2='a\[a-\u1233\]b'" {t1 GLOB t2} 0
|
||||
|
||||
|
||||
# The sqliteExprIfFalse and sqliteExprIfTrue routines are only
|
||||
# executed as part of a WHERE clause. Create a table suitable
|
||||
# for testing these functions.
|
||||
|
||||
@ -17,6 +17,13 @@ proc chng {date desc} {
|
||||
puts "<DD><P><UL>$desc</UL></P></DD>"
|
||||
}
|
||||
|
||||
chng {2001 Apr 5 (1.0.29)} {
|
||||
<li>The LIKE and GLOB operators now assume both operands are
|
||||
UTF-8 strings.
|
||||
<font color="red">** This change could potentially
|
||||
break existing code **</font></li>
|
||||
}
|
||||
|
||||
chng {2001 Apr 4 (1.0.28)} {
|
||||
<li>Added limited support for transactions. At this point, transactions
|
||||
will do table locking on the GDBM backend. There is no support (yet)
|
||||
|
||||
@ -1,7 +1,7 @@
|
||||
#
|
||||
# Run this TCL script to generate HTML for the index.html file.
|
||||
#
|
||||
set rcsid {$Id: index.tcl,v 1.33 2001/04/04 12:33:36 drh Exp $}
|
||||
set rcsid {$Id: index.tcl,v 1.34 2001/04/04 21:10:19 drh Exp $}
|
||||
|
||||
puts {<html>
|
||||
<head><title>SQLite: An SQL Database Library Built Atop GDBM</title></head>
|
||||
@ -46,7 +46,8 @@ included.</li>
|
||||
the <a href="http://www.google.com/search?q=gnu+readline+library">GNU
|
||||
Readline library</a></li>
|
||||
<li>A Tcl-based test suite provides near 100% code coverage</li>
|
||||
<li>7500+ lines of C code. No external dependencies other than GDBM.</li>
|
||||
<li>Approximately 9500 lines of C code. No external dependencies other
|
||||
than GDBM.</li>
|
||||
<li>Built and tested under Linux, HPUX, and WinNT.</li>
|
||||
</ul>
|
||||
</p>
|
||||
@ -61,20 +62,16 @@ all code except for a few areas which are unreachable or which are
|
||||
only reached when <tt>malloc()</tt> fails. The code has been tested
|
||||
for memory leaks and is found to be clean.</p>
|
||||
|
||||
<p><b>Important Note:</b> A bug was found in the processing of UPDATE
|
||||
statements when the WHERE clause contained some terms that could be
|
||||
satisfied using indices and other terms which could not. The problem
|
||||
was fixed in version 1.0.22. Users of prior versions of SQLite should
|
||||
consider upgrading.</p>
|
||||
<p><b>Important Note:</b> Beginning with version 1.0.29, the LIKE and
|
||||
GLOB operators assume both operands are UTF-8 strings. Prior to that,
|
||||
both operators assumed plain ASCII strings. Users of earlier versions
|
||||
of SQLite that invoke LIKE or GLOB to compare strings containing
|
||||
characters greater than 127 may have problems when they upgrade to
|
||||
version 1.0.29 or later.</p>
|
||||
|
||||
<p>
|
||||
Among the SQL features that SQLite does not currently implement are:</p>
|
||||
|
||||
<p>
|
||||
<ul>
|
||||
<li>constraints are parsed but are not enforced</li>
|
||||
</ul>
|
||||
</p>
|
||||
<p><b>Important Note:</b> Serious bugs have been found in versions
|
||||
1.0.22 on Unix and 1.0.26 on Windows. Users of these or earlier
|
||||
versions of SQLite should upgrade.</p>
|
||||
|
||||
<h2>Documentation</h2>
|
||||
|
||||
|
||||
Reference in New Issue
Block a user