From c033b64276e49807ccae8826c145eed02e2eb62b Mon Sep 17 00:00:00 2001
From: danielk1977 <danielk1977@noemail.net>
Date: Wed, 27 Jun 2007 16:26:07 +0000
Subject: [PATCH] Implement xRename() for fts2 so that it is possible to rename
 fts2 tables. (CVS 4143)

FossilOrigin-Name: 488474fde753c5a7a14ed8f2fad7f16efd236491
---
 ext/fts2/fts2.c   | 25 +++++++++++++++++++++++++
 manifest          | 18 +++++++++---------
 manifest.uuid     |  2 +-
 src/test_schema.c |  3 ++-
 src/test_tclvar.c |  3 ++-
 test/fts2o.test   | 19 ++++++++++++++++++-
 6 files changed, 57 insertions(+), 13 deletions(-)

diff --git a/ext/fts2/fts2.c b/ext/fts2/fts2.c
index aabac3dfa7..b410febd21 100644
--- a/ext/fts2/fts2.c
+++ b/ext/fts2/fts2.c
@@ -5852,6 +5852,30 @@ static int fulltextFindFunction(
   return 0;
 }
 
+/*
+** Rename an fts2 table.
+*/
+static int fulltextRename(
+  sqlite3_vtab *pVtab,
+  const char *zName
+){
+  fulltext_vtab *p = (fulltext_vtab *)pVtab;
+  int rc = SQLITE_NOMEM;
+  char *zSql = sqlite3_mprintf(
+    "ALTER TABLE %Q.'%q_content'  RENAME TO '%q_content';"
+    "ALTER TABLE %Q.'%q_segments' RENAME TO '%q_segments';"
+    "ALTER TABLE %Q.'%q_segdir'   RENAME TO '%q_segdir';"
+    , p->zDb, p->zName, zName 
+    , p->zDb, p->zName, zName 
+    , p->zDb, p->zName, zName
+  );
+  if( zSql ){
+    rc = sqlite3_exec(p->db, zSql, 0, 0, 0);
+    sqlite3_free(zSql);
+  }
+  return rc;
+}
+
 static const sqlite3_module fts2Module = {
   /* iVersion      */ 0,
   /* xCreate       */ fulltextCreate,
@@ -5872,6 +5896,7 @@ static const sqlite3_module fts2Module = {
   /* xCommit       */ fulltextCommit,
   /* xRollback     */ fulltextRollback,
   /* xFindFunction */ fulltextFindFunction,
+  /* xRename */       fulltextRename,
 };
 
 static void hashDestroy(void *p){
diff --git a/manifest b/manifest
index ca5db471c4..1a45e1d593 100644
--- a/manifest
+++ b/manifest
@@ -1,5 +1,5 @@
-C Allow\sALTER\sTABLE\son\svirtual\stables.\s(CVS\s4142)
-D 2007-06-27T15:53:35
+C Implement\sxRename()\sfor\sfts2\sso\sthat\sit\sis\spossible\sto\srename\sfts2\stables.\s(CVS\s4143)
+D 2007-06-27T16:26:07
 F Makefile.in 0c0e53720f658c7a551046442dd7afba0b72bfbe
 F Makefile.linux-gcc 65241babba6faf1152bf86574477baab19190499
 F README 9c4e2d6706bdcc3efdd773ce752a8cdab4f90028
@@ -37,7 +37,7 @@ F ext/fts1/simple_tokenizer.c 1844d72f7194c3fd3d7e4173053911bf0661b70d
 F ext/fts1/tokenizer.h 0c53421b832366d20d720d21ea3e1f6e66a36ef9
 F ext/fts2/README.tokenizers 2ff290e0a130f6e7611f2e608cb3b5aaea721abc
 F ext/fts2/README.txt 8c18f41574404623b76917b9da66fcb0ab38328d
-F ext/fts2/fts2.c 1e1b6b6e831b1f40801dd3536b33e16738e91732
+F ext/fts2/fts2.c 4a177d5f296727f43df0ae315a850de8023ac5c5
 F ext/fts2/fts2.h da5f76c65163301d1068a971fd32f4119e3c95fa
 F ext/fts2/fts2_hash.c cafebb4620d19684c4c9872530012441df60f503
 F ext/fts2/fts2_hash.h e283308156018329f042816eb09334df714e105e
@@ -129,9 +129,9 @@ F src/test_config.c 4d262b9f27b616dea481a40d57a95ab0ab27f878
 F src/test_hexio.c 14c007252285c6dabcec4a28fcf08e9177e85178
 F src/test_loadext.c 22065d601a18878e5542191001f0eaa5d77c0ed8
 F src/test_md5.c 6c42bc0a3c0b54be34623ff77a0eec32b2fa96e3
-F src/test_schema.c ced72140a3a25c148975428e170ec1850d3c3a7d
+F src/test_schema.c 89c526e4b1e9a8fb540550f6ebc69242bf57d3ce
 F src/test_server.c 76c0baf509abe65ca6e5c7974ab0097cfdd8b833
-F src/test_tclvar.c 315e77c17f128ff8c06b38c08617fd07c825a95b
+F src/test_tclvar.c ea4500a60d663f7fdf18fd3210efc112e0c6e7f0
 F src/tokenize.c 6cef9e6fc454d789a32c5b509ccb193a2b01977b
 F src/trigger.c 420192efe3e6f03addf7897c60c3c8bf913d3493
 F src/update.c 6b10becb6235ea314ed245fbfbf8b38755e3166e
@@ -255,7 +255,7 @@ F test/fts2k.test 222d0b3bc8667753f18406aaea9906a6098ea016
 F test/fts2l.test 4c53c89ce3919003765ff4fd8d98ecf724d97dd3
 F test/fts2m.test 4b30142ead6f3ed076e880a2a464064c5ad58c51
 F test/fts2n.test a70357e72742681eaebfdbe9007b87ff3b771638
-F test/fts2o.test 05ce2ac9111c29998418a584de02136a0ded471b
+F test/fts2o.test fc65e2b5c25136649bff46de061cdcad4ab08287
 F test/fts2token.test d8070b241a15ff13592a9ae4a8b7c171af6f445a
 F test/func.test 605989453d1b42cec1d05c17aa232dc98e3e04e6
 F test/fuzz.test 62fc19dd36a427777fd671b569df07166548628a
@@ -517,7 +517,7 @@ F www/tclsqlite.tcl 8be95ee6dba05eabcd27a9d91331c803f2ce2130
 F www/vdbe.tcl 87a31ace769f20d3627a64fa1fade7fed47b90d0
 F www/version3.tcl 890248cf7b70e60c383b0e84d77d5132b3ead42b
 F www/whentouse.tcl fc46eae081251c3c181bd79c5faef8195d7991a5
-P 9c13fc0f4bf22c8e05b11ef5feaaf07d8a8b3f01
-R 53f2a209b5d25f95ed550b0d365211d1
+P 37d1f9f37ea9d2e8a4dbe0ec67c0d6eb7fcc5f3f
+R 061154b74d9142e5c4c143483f77f02b
 U danielk1977
-Z ba48bbb530071e692ea4d7c53d55d66a
+Z 168b383abe5caa1cd0194ed13c2b238e
diff --git a/manifest.uuid b/manifest.uuid
index 94cfb98e2c..e56c286633 100644
--- a/manifest.uuid
+++ b/manifest.uuid
@@ -1 +1 @@
-37d1f9f37ea9d2e8a4dbe0ec67c0d6eb7fcc5f3f
\ No newline at end of file
+488474fde753c5a7a14ed8f2fad7f16efd236491
\ No newline at end of file
diff --git a/src/test_schema.c b/src/test_schema.c
index b4bc4e6fab..a5aaf5b3b7 100644
--- a/src/test_schema.c
+++ b/src/test_schema.c
@@ -13,7 +13,7 @@
 ** is not included in the SQLite library.  It is used for automated
 ** testing of the SQLite library.
 **
-** $Id: test_schema.c,v 1.11 2006/09/11 00:34:22 drh Exp $
+** $Id: test_schema.c,v 1.12 2007/06/27 16:26:07 danielk1977 Exp $
 */
 
 /* The code in this file defines a sqlite3 virtual-table module that
@@ -288,6 +288,7 @@ static sqlite3_module schemaModule = {
   0,                           /* xCommit */
   0,                           /* xRollback */
   0,                           /* xFindMethod */
+  0,                           /* xRename */
 };
 
 
diff --git a/src/test_tclvar.c b/src/test_tclvar.c
index dcc1f7bb9f..5563260a87 100644
--- a/src/test_tclvar.c
+++ b/src/test_tclvar.c
@@ -16,7 +16,7 @@
 ** The emphasis of this file is a virtual table that provides
 ** access to TCL variables.
 **
-** $Id: test_tclvar.c,v 1.10 2006/09/11 00:34:22 drh Exp $
+** $Id: test_tclvar.c,v 1.11 2007/06/27 16:26:07 danielk1977 Exp $
 */
 #include "sqliteInt.h"
 #include "tcl.h"
@@ -270,6 +270,7 @@ static sqlite3_module tclvarModule = {
   0,                           /* xCommit */
   0,                           /* xRollback */
   0,                           /* xFindMethod */
+  0,                           /* xRename */
 };
 
 /*
diff --git a/test/fts2o.test b/test/fts2o.test
index 9af30ff6b4..f121538c73 100644
--- a/test/fts2o.test
+++ b/test/fts2o.test
@@ -11,7 +11,7 @@
 # This file implements regression tests for SQLite library.  The
 # focus of this script is testing the FTS2 module.
 #
-# $Id: fts2o.test,v 1.1 2007/06/20 06:23:55 danielk1977 Exp $
+# $Id: fts2o.test,v 1.2 2007/06/27 16:26:07 danielk1977 Exp $
 #
 
 set testdir [file dirname $argv0]
@@ -46,4 +46,21 @@ do_test fts2o-1.3 {
   }
 } {1 {one three <b>four</b>}}
 
+#---------------------------------------------------------------------
+# Test that it is possible to rename an fts2 table.
+#
+do_test fts2o-2.1 {
+  execsql { SELECT tbl_name FROM sqlite_master WHERE type = 'table'}
+} {t1 t1_content t1_segments t1_segdir}
+do_test fts2o-2.2 {
+  execsql { ALTER TABLE t1 RENAME to fts_t1; }
+} {}
+do_test fts2o-2.3 {
+  execsql { SELECT rowid, snippet(fts_t1) FROM fts_t1 WHERE a MATCH 'four'; }
+} {1 {one three <b>four</b>}}
+do_test fts2o-2.4 {
+  execsql { SELECT tbl_name FROM sqlite_master WHERE type = 'table'}
+} {fts_t1 fts_t1_content fts_t1_segments fts_t1_segdir}
+
 finish_test
+