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From:Chuck Bell Date:November 5 2008 2:42pm
Subject:bzr commit into mysql-6.0-backup branch (cbell:2728)
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#At file:///D:/source/bzr/mysql-6.0-bug-40160/

 2728 Chuck Bell	2008-11-05 [merge]
      Local merge
modified:
  mysql-test/suite/backup/r/backup_errors.result
  mysql-test/suite/backup/t/backup_errors.test
  sql/backup/backup_info.cc
  sql/backup/image_info.cc
  sql/backup/image_info.h
  sql/share/errmsg.txt
  sql/sql_lex.cc
  sql/sql_lex.h
  sql/sql_yacc.yy

=== modified file 'mysql-test/suite/backup/r/backup_errors.result'
--- a/mysql-test/suite/backup/r/backup_errors.result	2008-10-07 17:15:44 +0000
+++ b/mysql-test/suite/backup/r/backup_errors.result	2008-11-05 09:41:15 +0000
@@ -20,6 +20,8 @@ BACKUP DATABASE foo TO 'test.bak';
 ERROR 42000: Unknown database 'foo'
 BACKUP DATABASE test,foo,bdb,bar TO 'test.bak';
 ERROR 42000: Unknown database 'foo,bar'
+BACKUP DATABASE foo,test,bar,foo TO 'test.bak';
+ERROR 42000: Not unique database: 'foo'
 use adb;
 create table t1 (a int);
 create procedure p1() backup database test to 'test.bak';

=== modified file 'mysql-test/suite/backup/t/backup_errors.test'
--- a/mysql-test/suite/backup/t/backup_errors.test	2008-10-07 17:15:44 +0000
+++ b/mysql-test/suite/backup/t/backup_errors.test	2008-11-05 09:41:15 +0000
@@ -50,6 +50,10 @@ BACKUP DATABASE foo TO 'test.bak';
 -- error ER_BAD_DB_ERROR
 BACKUP DATABASE test,foo,bdb,bar TO 'test.bak';
 
+# repeated database
+-- error ER_NONUNIQ_DB
+BACKUP DATABASE foo,test,bar,foo TO 'test.bak';
+
 # Test that BACKUP/RESTORE statements are disable inside stored routines,
 # triggers and events.
 

=== modified file 'sql/backup/backup_info.cc'
--- a/sql/backup/backup_info.cc	2008-10-27 13:06:21 +0000
+++ b/sql/backup/backup_info.cc	2008-11-05 09:41:15 +0000
@@ -543,6 +543,10 @@ int Backup_info::add_dbs(List< ::LEX_STR
   while ((s= it++))
   {
     backup::String db_name(*s);
+
+    // Ignore the database if it has already been inserted into the catalogue.    
+    if (has_db(db_name))
+      continue;
     
     if (is_internal_db_name(&db_name))
     {

=== modified file 'sql/backup/image_info.cc'
--- a/sql/backup/image_info.cc	2008-10-14 12:08:56 +0000
+++ b/sql/backup/image_info.cc	2008-11-05 09:41:15 +0000
@@ -206,7 +206,7 @@ int Image_info::add_snapshot(Snapshot_in
 /**
   Check if catalogue contains given database.
  */ 
-bool Image_info::has_db(const String &db_name)
+bool Image_info::has_db(const String &db_name) const
 {
   for (uint n=0; n < m_dbs.count() ; ++n)
     if (m_dbs[n] && m_dbs[n]->name() == db_name)

=== modified file 'sql/backup/image_info.h'
--- a/sql/backup/image_info.h	2008-10-15 15:38:28 +0000
+++ b/sql/backup/image_info.h	2008-11-05 09:41:15 +0000
@@ -83,7 +83,7 @@ public: // public interface
 
    // Examine contents of the catalogue.
 
-   bool has_db(const String&);
+   bool has_db(const String&) const;
 
    // Retrieve objects using their coordinates.
 

=== modified file 'sql/share/errmsg.txt'
--- a/sql/share/errmsg.txt	2008-10-30 17:53:24 +0000
+++ b/sql/share/errmsg.txt	2008-11-05 09:41:15 +0000
@@ -6418,3 +6418,5 @@ ER_RESTORE_ON_MASTER
   eng "A restore operation was initiated on the master."
 ER_RESTORE_ON_SLAVE
   eng "A restore operation was attempted on a slave during replication. You must stop the slave prior to running a restore."
+ER_NONUNIQ_DB 42000 S1009
+        eng "Not unique database: '%-.192s'"

=== modified file 'sql/sql_lex.cc'
--- a/sql/sql_lex.cc	2008-10-07 22:05:23 +0000
+++ b/sql/sql_lex.cc	2008-11-05 09:41:15 +0000
@@ -3022,3 +3022,28 @@ bool LEX::is_partition_management() cons
            alter_info.flags == ALTER_REORGANIZE_PARTITION));
 }
 
+int LEX::add_db_to_list(LEX_STRING *name)
+{
+  DBUG_ASSERT(name);
+    
+  List_iterator<LEX_STRING> it(db_list);
+  LEX_STRING *copy;
+  
+  while ((copy= it++))
+   if (!my_strnncoll(system_charset_info, 
+                     (const uchar*) name->str, name->length , 
+                     (const uchar*) copy->str, copy->length ))
+   {    
+     my_error(ER_NONUNIQ_DB, MYF(0), name->str);
+     return ER_NONUNIQ_DB;
+   }
+
+  copy= (LEX_STRING*) sql_memdup(name, sizeof(LEX_STRING));
+  if (copy == NULL)
+    return ER_OUT_OF_RESOURCES;
+    
+  if (db_list.push_back(copy))
+    return ER_OUT_OF_RESOURCES;
+
+  return 0;
+}

=== modified file 'sql/sql_lex.h'
--- a/sql/sql_lex.h	2008-10-28 14:17:05 +0000
+++ b/sql/sql_lex.h	2008-11-05 09:41:15 +0000
@@ -1876,6 +1876,13 @@ struct LEX: public Query_tables_list
     }
     return FALSE;
   }
+
+  void clear_db_list()
+  {
+    db_list.empty();
+  }
+
+  int add_db_to_list(LEX_STRING *name);
 };
 
 

=== modified file 'sql/sql_yacc.yy'
--- a/sql/sql_yacc.yy	2008-10-28 14:17:05 +0000
+++ b/sql/sql_yacc.yy	2008-11-05 09:41:15 +0000
@@ -6422,8 +6422,6 @@ slave_until_opts:
 
 restore:
           RESTORE_SYM
-          FROM
-          TEXT_STRING_sys
           {
             LEX *lex= Lex;
             if (lex->sphead)
@@ -6432,18 +6430,17 @@ restore:
               MYSQL_YYABORT;
             }
             lex->sql_command = SQLCOM_RESTORE;
-            lex->db_list.empty();
-            lex->backup_dir = $3; 
+            lex->clear_db_list();
+          }
+          FROM
+          TEXT_STRING_sys
+          {
+            Lex->backup_dir = $4; 
           }
         ;
 
-backup:
-          BACKUP_SYM
-          DATABASE
-          database_list
-          TO_SYM
-          TEXT_STRING_sys
-          opt_compression
+backup:   
+          BACKUP_SYM 
           {
             LEX *lex= Lex;
             if (lex->sphead)
@@ -6452,7 +6449,15 @@ backup:
               MYSQL_YYABORT;
             }
             lex->sql_command = SQLCOM_BACKUP;
-            lex->backup_dir = $5; 
+            lex->clear_db_list();
+          }
+          DATABASE
+          database_list 
+          TO_SYM 
+          TEXT_STRING_sys
+          opt_compression
+          {
+            Lex->backup_dir = $6;
           }
         | BACKUP_TEST_SYM
           database_list
@@ -6485,29 +6490,19 @@ opt_compression_algorithm:
 
 database_list:
           '*'
-          {
-            Lex->db_list.empty();
-          }
+          {}
         | database_ident_list
         ;
 
 database_ident_list:
           ident
           {
-            LEX *lex= Lex;
-            LEX_STRING* ls= (LEX_STRING*) sql_memdup(&$1, sizeof(LEX_STRING));
-            if (ls == NULL)
-              MYSQL_YYABORT;
-            lex->db_list.empty();
-            if (lex->db_list.push_back(ls))
+            if (Lex->add_db_to_list(&$1))
               YYABORT;
           }
         | database_ident_list ',' ident
           {
-            LEX_STRING *ls= (LEX_STRING*) sql_memdup(&$3, sizeof(LEX_STRING));
-            if (ls == NULL)
-              MYSQL_YYABORT;
-            if (Lex->db_list.push_back(ls))
+            if (Lex->add_db_to_list(&$3))
               YYABORT;
           }
         ;

Thread
bzr commit into mysql-6.0-backup branch (cbell:2728) Chuck Bell5 Nov