Merge gbichot@213.136.52.20:/home/bk/mysql-4.1

into mysql.com:/home/mysql_src/mysql-4.1

mysql-test/r/bdb-crash.result

@@ -30,3 +30,10 @@ ChargeID	ServiceID	ChargeDate	ChargeAmount	FedTaxes	ProvTaxes	ChargeStatus	Charg
 1	1	2001-03-01	1.00	1.00	1.00	New	blablabla	NULL	now
 2	1	2001-03-01	1.00	1.00	1.00	New	NULL	NULL	now
 drop table t1;
+create table t1 (a int) engine=bdb;
+set autocommit=0;
+insert into t1 values(1);
+analyze table t1;
+Table	Op	Msg_type	Msg_text
+test.t1	analyze	status	Operation need committed state
+drop table t1;

mysql-test/t/bdb-crash.test

@@ -36,3 +36,16 @@ INSERT INTO t1
 VALUES(NULL,1,'2001-03-01',1,1,1,'New',NULL,NULL,'now');
 select * from t1;
 drop table t1;
+
+#
+# Test for bug #2342 "Running ANALYZE TABLE on bdb table 
+#                      inside a transaction hangs server thread"
+#
+
+create table t1 (a int) engine=bdb;
+
+set autocommit=0;
+insert into t1 values(1);
+analyze table t1;
+drop table t1;
+

sql/ha_berkeley.cc

@@ -2125,6 +2125,35 @@ int ha_berkeley::analyze(THD* thd, HA_CHECK_OPT* check_opt)
 {
   DB_BTREE_STAT *stat=0;
   uint i;
+  DB_TXN_STAT *txn_stat_ptr= 0;
+
+  if (!db_env->txn_stat(db_env, &txn_stat_ptr, 0) &&
+      txn_stat_ptr && txn_stat_ptr->st_nactive>=2)
+  {
+    DB_TXN_ACTIVE *atxn_stmt= 0, *atxn_all= 0;
+    
+    DB_TXN *txn_all= (DB_TXN*) thd->transaction.all.bdb_tid;
+    u_int32_t all_id= txn_all->id(txn_all);
+    
+    DB_TXN *txn_stmt= (DB_TXN*) thd->transaction.stmt.bdb_tid;
+    u_int32_t stmt_id= txn_stmt->id(txn_stmt);
+    
+    DB_TXN_ACTIVE *cur= txn_stat_ptr->st_txnarray;
+    DB_TXN_ACTIVE *end= cur + txn_stat_ptr->st_nactive;
+    for (; cur!=end && (!atxn_stmt || !atxn_all); cur++)
+    {
+      if (cur->txnid==all_id) atxn_all= cur;
+      if (cur->txnid==stmt_id) atxn_stmt= cur;
+    }
+    
+    if (atxn_stmt && atxn_all &&
+	log_compare(&atxn_stmt->lsn,&atxn_all->lsn))
+    {
+      free(txn_stat_ptr);
+      return HA_ADMIN_REJECT;
+    }
+    free(txn_stat_ptr);
+  }
 
   for (i=0 ; i < table->keys ; i++)
   {

sql/handler.h

@@ -41,6 +41,7 @@
 #define HA_ADMIN_CORRUPT         -3
 #define HA_ADMIN_INTERNAL_ERROR  -4
 #define HA_ADMIN_INVALID         -5
+#define HA_ADMIN_REJECT          -6
 
 /* Bits in table_flags() to show what database can do */
 #define HA_READ_RND_SAME        1       /* Read RND-record to KEY-record

sql/sql_table.cc

@@ -1666,6 +1666,12 @@ static int mysql_admin_table(THD* thd, TABLE_LIST* tables,
       protocol->store("Operation failed",16, system_charset_info);
       break;
 
+    case HA_ADMIN_REJECT:
+      protocol->store("status", 6, system_charset_info);
+      protocol->store("Operation need committed state",30, system_charset_info);
+      open_for_modify= false;
+      break;
+
     case HA_ADMIN_ALREADY_DONE:
       protocol->store("status", 6, system_charset_info);
       protocol->store("Table is already up to date", 27, system_charset_info);