Merge myvenu.com:/home/venu/bk/src-4.1

into myvenu.com:/home/venu/work/sql/dev-4.1

sql/sql_prepare.cc

@@ -66,6 +66,7 @@ Long data handling:
 
 #include "mysql_priv.h"
 #include "sql_acl.h"
+#include "sql_select.h" // for JOIN
 #include <assert.h> // for DEBUG_ASSERT()
 #include <m_ctype.h>  // for isspace()
 
@@ -402,7 +403,7 @@ static bool mysql_test_upd_fields(PREP_STMT *stmt, TABLE_LIST *table_list,
     DBUG_RETURN(1);
 
   if (setup_tables(table_list) || setup_fields(thd,table_list,fields,1,0,0) || 
-      setup_conds(thd,table_list,&conds))      
+      setup_conds(thd,table_list,&conds) || thd->net.report_error)      
     DBUG_RETURN(1);
 
   /* 
@@ -426,39 +427,41 @@ static bool mysql_test_upd_fields(PREP_STMT *stmt, TABLE_LIST *table_list,
                                                            
   And send column list fields info back to client. 
 */
-
 static bool mysql_test_select_fields(PREP_STMT *stmt, TABLE_LIST *tables,
-				     List<Item> &fields, List<Item> &values,
-				     COND *conds, ORDER *order, ORDER *group,
-				     Item *having)
+                                     List<Item> &fields, COND *conds, 
+                                     ORDER *order, ORDER *group,
+                                     Item *having, ORDER *proc,
+                                     ulong select_options, 
+                                     SELECT_LEX_UNIT *unit,
+                                     SELECT_LEX *select_lex)
 {
-  bool hidden_group_fields;
   THD *thd= stmt->thd;
-  List<Item>  all_fields(fields);
+  LEX *lex= &thd->lex;
+  select_result *result= thd->lex.result;
   DBUG_ENTER("mysql_test_select_fields");
 
-  if (open_and_lock_tables(thd, tables))
+  if ((&lex->select_lex != lex->all_selects_list &&
+       lex->unit.create_total_list(thd, lex, &tables)))
    DBUG_RETURN(1);
     
-  thd->used_tables=0;	// Updated by setup_fields
-  if (setup_tables(tables) ||
-      setup_fields(thd,tables,fields,1,&all_fields,1) ||
-      setup_conds(thd,tables,&conds) ||
-      setup_order(thd,tables,fields,all_fields,order) ||
-      setup_group(thd,tables,fields,all_fields,group,&hidden_group_fields))
+  if (open_and_lock_tables(thd, tables))
     DBUG_RETURN(1);
   
-  if (having)
+  fix_tables_pointers(thd->lex.all_selects_list);
+
+  if (!result && !(result= new select_send()))
   {
-    thd->where="having clause";
-    thd->allow_sum_func=1;
-    if (having->check_cols(1) || having->fix_fields(thd, tables, &having)
-	|| thd->fatal_error)
+    delete select_lex->having;
+    delete select_lex->where;
+    send_error(thd, ER_OUT_OF_RESOURCES);
     DBUG_RETURN(1);
-    if (having->with_sum_func)
-      having->split_sum_func(all_fields);
   }
-  if (setup_ftfuncs(&thd->lex.select_lex)) 
+
+  JOIN *join= new JOIN(thd, fields, select_options, result);
+  thd->used_tables= 0;	// Updated by setup_fields  
+
+  if (join->prepare(tables, conds, order, group, having, proc, 
+                    select_lex, unit, 0))
     DBUG_RETURN(1);
 
   /* 
@@ -466,12 +469,14 @@ static bool mysql_test_select_fields(PREP_STMT *stmt, TABLE_LIST *tables,
      sending any info on where clause.
   */
   if (send_prep_stmt(stmt, fields.elements) ||
-      thd->protocol_simple.send_fields(&fields,0) ||
+      thd->protocol_simple.send_fields(&fields, 0) ||
       send_item_params(stmt))
     DBUG_RETURN(1);
+  join->cleanup(thd);
   DBUG_RETURN(0);  
 }
 
+
 /*
   Send the prepare query results back to client              
 */
@@ -514,10 +519,15 @@ static bool send_prepare_results(PREP_STMT *stmt)
     break;
 
   case SQLCOM_SELECT:
-    if (mysql_test_select_fields(stmt, tables, select_lex->item_list,
-				 lex->value_list, select_lex->where,
+    if (mysql_test_select_fields(stmt, tables, 
+                                 select_lex->item_list,
+                                 select_lex->where,
                                  (ORDER*) select_lex->order_list.first,
-				 (ORDER*) select_lex->group_list.first, select_lex->having))
+                                 (ORDER*) select_lex->group_list.first, 
+                                 select_lex->having,
+                                 (ORDER*)lex->proc_list.first,
+                                 select_lex->options | thd->options,
+                                 &(lex->unit), select_lex))
       goto abort;
     break;
 
@@ -678,6 +688,10 @@ void mysql_stmt_execute(THD *thd, char *packet)
     DBUG_VOID_RETURN;
   }
 
+  if (my_pthread_setspecific_ptr(THR_THD, stmt->thd) ||
+      my_pthread_setspecific_ptr(THR_MALLOC, &stmt->thd->mem_root))
+    DBUG_VOID_RETURN;
+
   init_stmt_execute(stmt);
 
   if (stmt->param_count && setup_params_data(stmt))
@@ -692,13 +706,17 @@ void mysql_stmt_execute(THD *thd, char *packet)
     mysql_delete(), mysql_update() and mysql_select() to not to 
     have re-check on setup_* and other things ..
   */  
-  stmt->thd->protocol= &thd->protocol_prep;		// Switch to binary protocol
-  mysql_execute_command(stmt->thd);
-  stmt->thd->protocol= &thd->protocol_simple;		// Use normal protocol
+  THD *cur_thd= stmt->thd;
+  cur_thd->protocol= &cur_thd->protocol_prep;		// Switch to binary protocol
+  mysql_execute_command(cur_thd);
+  cur_thd->protocol= &cur_thd->protocol_simple;	// Use normal protocol
 
   if (!(specialflag & SPECIAL_NO_PRIOR))
     my_pthread_setprio(pthread_self(), WAIT_PRIOR);
 
+  my_pthread_setspecific_ptr(THR_THD, thd);
+  my_pthread_setspecific_ptr(THR_MALLOC, &thd->mem_root);
+
   DBUG_VOID_RETURN;
 }
 

tests/client_test.c

@@ -160,6 +160,7 @@ myassert(stmt == 0);\
 *********************************************************/
 static void client_connect()
 {
+  int  rc;
   char buff[255];
   myheader("client_connect");  
 
@@ -180,9 +181,11 @@ static void client_connect()
   /* set AUTOCOMMIT to ON*/
   mysql_autocommit(mysql, true);
   sprintf(buff,"CREATE DATABASE IF NOT EXISTS %s", current_db);
-  mysql_query(mysql, buff);
+  rc = mysql_query(mysql, buff);
+  myquery(rc);
   sprintf(buff,"USE %s", current_db);
-  mysql_query(mysql, buff);
+  rc = mysql_query(mysql, buff);
+  myquery(rc);
 }
 
 /********************************************************
@@ -190,11 +193,15 @@ static void client_connect()
 *********************************************************/
 static void client_disconnect()
 {  
+  myheader("client_disconnect");  
+
   if (mysql)
   {
     char buff[255];
+    fprintf(stdout, "\n droping the test database '%s'", current_db);
     sprintf(buff,"DROP DATABASE IF EXISTS %s", current_db);
     mysql_query(mysql, buff);
+    fprintf(stdout, "\n closing the connection\n");
     mysql_close(mysql);
   }
 }
@@ -378,6 +385,9 @@ uint my_process_stmt_result(MYSQL_STMT *stmt)
   rc= mysql_bind_result(stmt,buffer);
   mystmt(stmt,rc);
 
+  rc= mysql_stmt_store_result(stmt);
+  mystmt(stmt,rc);
+
   mysql_field_seek(result, 0);  
   while (mysql_fetch(stmt) == 0)
   {    
@@ -417,6 +427,7 @@ uint my_stmt_result(const char *query, unsigned long length)
   uint       row_count;
   int        rc;
 
+  fprintf(stdout,"\n\n %s \n", query);
   stmt= mysql_prepare(mysql,query,length);
   mystmt_init(stmt);
 
@@ -550,6 +561,41 @@ static void client_use_result()
   mysql_free_result(result);
 }
 
+/*
+  Separate thread query to test some cases
+*/
+static my_bool thread_query(char *query)
+{
+  MYSQL *l_mysql;
+  my_bool error;
+
+  error= 0;
+  fprintf(stdout,"\n in thread_query(%s)", query);
+  if(!(l_mysql = mysql_init(NULL)))
+  { 
+    myerror("mysql_init() failed");
+    return 1;
+  }
+  if (!(mysql_real_connect(l_mysql,opt_host,opt_user,
+			   opt_password, current_db, opt_port,
+			   opt_unix_socket, 0)))
+  {
+    myerror("connection failed");    
+    error= 1;
+    goto end;
+  }    
+  if (mysql_query(l_mysql,(char *)query))
+  {
+     fprintf(stderr,"Query failed (%s)\n",mysql_error(l_mysql));
+     error= 1;
+     goto end;
+  }
+  mysql_commit(l_mysql);
+end:
+  mysql_close(l_mysql);
+  return error;
+}
+
 
 /********************************************************
 * query processing                                      *
@@ -919,15 +965,15 @@ static void test_prepare()
   MYSQL_STMT *stmt;
   int        rc;
   char       query[200];
-  int        int_data;
-  char       str_data[50];
-  char       tiny_data;
-  short      small_data;
-  longlong   big_data;
-  double     real_data;
-  double     double_data;
-  MYSQL_RES  *result;
-  MYSQL_BIND bind[8];
+  int        int_data, o_int_data;
+  char       str_data[50], data[50];
+  char       tiny_data, o_tiny_data;
+  short      small_data, o_small_data;
+  longlong   big_data, o_big_data;
+  float      real_data, o_real_data;
+  double     double_data, o_double_data;
+  long       length[7], len;
+  MYSQL_BIND bind[7];
 
   myheader("test_prepare");
 
@@ -956,11 +1002,11 @@ static void test_prepare()
 
   /* tinyint */
   bind[0].buffer_type=FIELD_TYPE_TINY;
-  bind[0].buffer=(gptr)&tiny_data;
+  bind[0].buffer= (gptr)&tiny_data;
   /* string */
   bind[1].buffer_type=FIELD_TYPE_STRING;
-  bind[1].buffer=str_data;
-  bind[1].buffer_length=sizeof(str_data);
+  bind[1].buffer= (gptr)str_data;
+  bind[1].length= &bind[1].buffer_length;
   /* integer */
   bind[2].buffer_type=FIELD_TYPE_LONG;
   bind[2].buffer= (gptr)&int_data;
@@ -971,7 +1017,7 @@ static void test_prepare()
   bind[4].buffer_type=FIELD_TYPE_LONGLONG;
   bind[4].buffer= (gptr)&big_data;
   /* float */
-  bind[5].buffer_type=FIELD_TYPE_DOUBLE;
+  bind[5].buffer_type=FIELD_TYPE_FLOAT;
   bind[5].buffer= (gptr)&real_data;
   /* double */
   bind[6].buffer_type=FIELD_TYPE_DOUBLE;
@@ -1006,15 +1052,77 @@ static void test_prepare()
   myquery(rc);
 
   /* test the results now, only one row should exists */
-  rc = mysql_query(mysql,"SELECT * FROM my_prepare");
-  myquery(rc);
+  myassert(tiny_data == (int) my_stmt_result("SELECT * FROM my_prepare",50));
+      
+  stmt = mysql_prepare(mysql,"SELECT * FROM my_prepare",50);
+  mystmt_init(stmt);
+
+  for (int_data= 0; int_data < 7; int_data++)
+    bind[int_data].length= &length[int_data];
+
+  rc = mysql_bind_result(stmt, bind);
+  mystmt(stmt, rc);
 
   /* get the result */
-  result = mysql_store_result(mysql);
-  mytest(result);
+  rc = mysql_execute(stmt);
+  mystmt(stmt, rc);
   
-  myassert((int)tiny_data == my_process_result_set(result));
-  mysql_free_result(result);
+  o_int_data = 320;
+  o_small_data = 1867;
+  o_big_data   = 1000;
+  o_real_data = 2;
+  o_double_data = 6578.001;
+
+  /* now, execute the prepared statement to insert 10 records.. */
+  for (o_tiny_data=0; o_tiny_data < 100; o_tiny_data++)
+  {
+    len = sprintf(data,"MySQL%d",o_int_data);
+    
+    rc = mysql_fetch(stmt);
+    mystmt(stmt, rc);
+
+    fprintf(stdout, "\n tiny   : %d (%ld)", tiny_data,length[0]);
+    fprintf(stdout, "\n short  : %d (%ld)", small_data,length[3]);
+    fprintf(stdout, "\n int    : %d (%ld)", int_data,length[2]);
+    fprintf(stdout, "\n big    : %lld (%ld)", big_data,length[4]);
+
+    fprintf(stdout, "\n float  : %f (%ld)", real_data,length[5]);
+    fprintf(stdout, "\n double : %f (%ld)", double_data,length[6]);
+
+    fprintf(stdout, "\n str    : %s (%ld)", str_data, length[1]);
+
+    myassert(tiny_data == o_tiny_data);
+    myassert(length[0] == 1);
+
+    myassert(int_data == o_int_data);
+    myassert(length[2] == 4);
+    
+    myassert(small_data == o_small_data);
+    myassert(length[3] == 2);
+    
+    myassert(big_data == o_big_data);
+    myassert(length[4] == 8);
+    
+    myassert(real_data == o_real_data);
+    myassert(length[5] == 4);
+    
+    myassert(double_data == o_double_data);
+    myassert(length[6] == 8);
+    
+    myassert(strcmp(data,str_data) == 0);
+    myassert(length[1] == len);
+    
+    o_int_data += 25;
+    o_small_data += 10;
+    o_big_data += 100;
+    o_real_data += 1;
+    o_double_data += 10.09;
+  }
+
+  rc = mysql_fetch(stmt);
+  myassert(rc == MYSQL_NO_DATA);
+
+  mysql_stmt_close(stmt);
 
 }
 
@@ -1403,6 +1511,8 @@ static void test_select_prepare()
   mystmt(stmt,rc);
 
   my_process_stmt_result(stmt);
+
+  mysql_stmt_close(stmt);
 }
 
 /********************************************************
@@ -1481,7 +1591,6 @@ static void test_select_show()
 {
   MYSQL_STMT *stmt;
   int        rc;
-  MYSQL_RES  *result;
 
   myheader("test_select_show");
 
@@ -1496,12 +1605,7 @@ static void test_select_show()
   rc = mysql_execute(stmt);
   mystmt(stmt, rc);
 
-  /* get the result */
-  result = mysql_store_result(mysql);
-  mytest(result);
-
-  my_process_result_set(result);
-  mysql_free_result(result);
+  my_process_stmt_result(stmt);
 
   mysql_stmt_close(stmt);
 }
@@ -4359,7 +4463,7 @@ static void test_select_meta()
 
   field= mysql_fetch_field(result);
   mytest_r(field);
-
+n
   mysql_free_result(result);
   mysql_stmt_close(stmt);
 }
@@ -4447,6 +4551,88 @@ static void test_func_fields()
 /* Multiple stmts .. */
 static void test_multi_stmt()
 {
+#if TO_BE_FIXED_IN_SERVER
+  MYSQL_STMT  *stmt, *stmt1;
+  int         rc, id;
+  long        length;
+  char        name[50]={0};
+  MYSQL_BIND  bind[2];
+
+  myheader("test_multi_stmt");
+
+  rc = mysql_query(mysql,"DROP TABLE IF EXISTS test_multi_table");
+  myquery(rc);
+
+  rc = mysql_query(mysql,"CREATE TABLE test_multi_table(id int, name char(20))");
+  myquery(rc);
+
+  rc = mysql_query(mysql,"INSERT INTO test_multi_table values(10,'mysql')");
+  myquery(rc);
+
+  stmt = mysql_prepare(mysql, "SELECT * FROM test_multi_table WHERE id = ?", 100);
+  mystmt_init(stmt);
+
+  verify_param_count(stmt,1);
+
+  init_bind(bind);
+
+  bind[0].buffer_type = MYSQL_TYPE_SHORT;
+  bind[0].buffer = (void *)&id;
+
+  bind[1].buffer_type = MYSQL_TYPE_STRING;
+  bind[1].buffer = (void *)&name;
+  bind[1].length = &length;;
+
+  rc = mysql_bind_param(stmt, bind);
+  mystmt(stmt, rc);
+  
+  rc = mysql_bind_result(stmt, bind);
+  mystmt(stmt, rc);
+
+  id = 10;
+  rc = mysql_execute(stmt);
+  mystmt(stmt, rc);
+  
+  id = 999;  
+  rc = mysql_fetch(stmt);
+  mystmt(stmt, rc);
+
+  fprintf(stdout, "\n int_data: %d", id);
+  fprintf(stdout, "\n str_data: %s(%d)", name, length);
+  myassert(id == 10);
+  myassert(strcmp(name,"mysql")==0);
+
+  rc = mysql_fetch(stmt);
+  myassert(rc == MYSQL_NO_DATA);
+
+  /* alter the table schema now */
+  stmt1 = mysql_prepare(mysql,"DELETE FROM test_multi_table WHERE id = ? AND name=?",100);
+  mystmt_init(stmt1);
+
+  verify_param_count(stmt1,2);
+
+  rc = mysql_bind_param(stmt1, bind);
+  mystmt(stmt1, rc);
+
+  rc = mysql_execute(stmt1);
+  mystmt(stmt1, rc);
+
+  rc = (int)mysql_stmt_affected_rows(stmt1);
+  fprintf(stdout,"\n total rows affected(delete): %d", rc);
+  myassert(rc == 1);
+
+  mysql_stmt_close(stmt1);
+
+  rc = mysql_execute(stmt);
+  mystmt(stmt, rc);
+
+  rc = mysql_fetch(stmt);
+  myassert(rc == MYSQL_NO_DATA);
+
+  myassert(0 == my_stmt_result("SELECT * FROM test_multi_table",50));
+
+  mysql_stmt_close(stmt);
+#endif
 }
 
 /********************************************************
@@ -4598,6 +4784,476 @@ static void test_manual_sample()
   fprintf(stdout, "Success !!!");
 }
 
+/********************************************************
+* to test alter table scenario in the middle of prepare *
+*********************************************************/
+static void test_prepare_alter()
+{
+  MYSQL_STMT  *stmt;
+  int         rc, id;
+  long        length;
+  MYSQL_BIND  bind[1];
+
+  myheader("test_prepare_alter");
+
+  rc = mysql_query(mysql,"DROP TABLE IF EXISTS test_prep_alter");
+  myquery(rc);
+
+  rc = mysql_query(mysql,"CREATE TABLE test_prep_alter(id int, name char(20))");
+  myquery(rc);
+
+  rc = mysql_query(mysql,"INSERT INTO test_prep_alter values(10,'venu'),(20,'mysql')");
+  myquery(rc);
+
+  stmt = mysql_prepare(mysql, "INSERT INTO test_prep_alter VALUES(?,'monty')", 100);
+  mystmt_init(stmt);
+
+  verify_param_count(stmt,1);
+
+  init_bind(bind);
+
+  bind[0].buffer_type= MYSQL_TYPE_SHORT;
+  bind[0].length= (long *)&length;
+  bind[0].buffer= (void *)&id;
+
+  rc = mysql_bind_param(stmt, bind);
+  mystmt(stmt, rc);
+  
+  id = 30; length= 0;
+  rc = mysql_execute(stmt);
+  mystmt(stmt, rc);
+
+  if (thread_query((char *)"ALTER TABLE test_prep_alter change id id_new varchar(20)"))
+    exit(0);
+
+  length = MYSQL_NULL_DATA;
+  rc = mysql_execute(stmt);
+  mystmt(stmt, rc);
+
+  myassert(4 == my_stmt_result("SELECT * FROM test_prep_alter",50));
+
+  mysql_stmt_close(stmt);
+}
+
+/********************************************************
+* to test the support of multi-query executions         *
+*********************************************************/
+static void test_multi_query()
+{
+  MYSQL *l_mysql, *org_mysql;
+  MYSQL_RES *result;
+  int    rc;
+
+  const char *query= "DROP TABLE IF EXISTS test_multi_tab;\
+                  CREATE TABLE test_multi_tab(id int,name char(20));\
+                  INSERT INTO test_multi_tab(id) VALUES(10),(20);\
+                  INSERT INTO test_multi_tab VALUES(20,'insert;comma');\
+                  SELECT * FROM test_multi_tab;\
+                  UPDATE test_multi_tab SET unknown_col=100 WHERE id=100;\
+                  UPDATE test_multi_tab SET name='new;name' WHERE id=20;\
+                  DELETE FROM test_multi_tab WHERE name='new;name';\
+                  SELECT * FROM test_multi_tab;\
+                  DELETE FROM test_multi_tab WHERE id=10;\
+                  SELECT * FROM test_multi_tab";
+  uint  count, rows[10]={0,2,1,3,0,2,2,1,1,0};
+
+  myheader("test_multi_query");
+
+  rc = mysql_query(mysql, query); /* syntax error */
+  myquery_r(rc);
+
+  if(!(l_mysql = mysql_init(NULL)))
+  { 
+    fprintf(stdout,"\n mysql_init() failed");
+    exit(1);
+  }
+  if (!(mysql_real_connect(l_mysql,opt_host,opt_user,
+			   opt_password, current_db, opt_port,
+			   opt_unix_socket, CLIENT_MULTI_QUERIES))) /* enable multi queries */
+  {
+    fprintf(stdout,"\n connection failed(%s)", mysql_error(l_mysql));    
+    exit(1);
+  }    
+  org_mysql= mysql;
+  mysql= l_mysql;
+
+  rc = mysql_query(mysql, query);
+  myquery(rc);
+
+  count= 0;
+  while(mysql_more_results(mysql) && count < sizeof(rows)/sizeof(uint))
+  {
+    fprintf(stdout,"\n query %d", count);
+    if ((rc= mysql_next_result(mysql)))
+      fprintf(stdout, "\n\t failed(%s)", mysql_error(mysql));
+    else
+      fprintf(stdout,"\n\t affected rows: %lld",  mysql_affected_rows(mysql));
+    if ((result= mysql_store_result(mysql)))
+      my_process_result_set(result);
+    if (!rc)
+      myassert(rows[count] == (uint)mysql_affected_rows(mysql));
+    count++;
+  }
+  mysql= org_mysql;
+}
+
+/********************************************************
+* to test simple bind store result                      *
+*********************************************************/
+static void test_store_result()
+{
+  MYSQL_STMT *stmt;
+  int        rc;
+  const char query[100];
+  int        nData, length, length1;
+  char       szData[100];
+  MYSQL_BIND bind[2];
+
+  myheader("test_store_result");
+
+  init_bind(bind);
+  rc = mysql_query(mysql,"DROP TABLE IF EXISTS test_store_result");
+  myquery(rc);
+
+  rc = mysql_commit(mysql);
+  myquery(rc);
+
+  rc = mysql_query(mysql,"CREATE TABLE test_store_result(col1 int ,col2 varchar(50))");
+  myquery(rc);
+
+  rc = mysql_commit(mysql);
+  myquery(rc);
+
+  rc = mysql_query(mysql,"INSERT INTO test_store_result VALUES(10,'venu'),(20,'mysql')");
+  myquery(rc);
+
+  rc = mysql_query(mysql,"INSERT INTO test_store_result(col2) VALUES('monty')");
+  myquery(rc);
+
+  rc = mysql_commit(mysql);
+  myquery(rc);
+
+  /* fetch */
+
+  bind[0].buffer_type=FIELD_TYPE_LONG;
+  bind[0].buffer= (gptr) &nData;	/* integer data */
+  bind[0].length= (long *)&length;
+  bind[1].buffer_type=FIELD_TYPE_STRING;
+  bind[1].buffer=szData;		/* string data */
+  bind[1].buffer_length=sizeof(szData);
+  bind[1].length=(long *)&length1;
+
+  strcpy((char *)query , "SELECT * FROM test_store_result");
+  stmt = mysql_prepare(mysql, query, strlen(query));
+  mystmt_init(stmt);
+
+  rc = mysql_bind_result(stmt,bind);
+  mystmt(stmt, rc);
+
+  rc = mysql_execute(stmt);
+  mystmt(stmt, rc);
+
+  rc = mysql_stmt_store_result(stmt);
+  mystmt(stmt, rc);
+
+  rc = mysql_fetch(stmt);
+  mystmt(stmt,rc);
+
+  fprintf(stdout,"\n row 1: %d,%s(%d)",nData, szData, length1);
+  myassert(nData == 10);
+  myassert(strcmp(szData,"venu")==0);
+  myassert(length1 == 4);
+
+  rc = mysql_fetch(stmt);
+  mystmt(stmt,rc);
+
+  fprintf(stdout,"\n row 2: %d,%s(%d)",nData, szData, length1);
+  myassert(nData == 20);
+  myassert(strcmp(szData,"mysql")==0);
+  myassert(length1 == 5);
+
+  length=99;
+  rc = mysql_fetch(stmt);
+  mystmt(stmt,rc);
+ 
+  if (length == MYSQL_NULL_DATA)
+    fprintf(stdout,"\n row 3: NULL,%s(%d)", szData, length1);
+  else
+    fprintf(stdout,"\n row 3: %d,%s(%d)", nData, szData, length1);
+  myassert(length == MYSQL_NULL_DATA);
+  myassert(strcmp(szData,"monty")==0);
+  myassert(length1 == 5);
+
+  rc = mysql_fetch(stmt);
+  myassert(rc == MYSQL_NO_DATA);
+  
+  rc = mysql_execute(stmt);
+  mystmt(stmt, rc);
+
+  rc = mysql_stmt_store_result(stmt);
+  mystmt(stmt, rc);
+
+  rc = mysql_fetch(stmt);
+  mystmt(stmt,rc);
+
+  fprintf(stdout,"\n row 1: %d,%s(%d)",nData, szData, length1);
+  myassert(nData == 10);
+  myassert(strcmp(szData,"venu")==0);
+  myassert(length1 == 4);
+
+  rc = mysql_fetch(stmt);
+  mystmt(stmt,rc);
+
+  fprintf(stdout,"\n row 2: %d,%s(%d)",nData, szData, length1);
+  myassert(nData == 20);
+  myassert(strcmp(szData,"mysql")==0);
+  myassert(length1 == 5);
+
+  length=99;
+  rc = mysql_fetch(stmt);
+  mystmt(stmt,rc);
+ 
+  if (length == MYSQL_NULL_DATA)
+    fprintf(stdout,"\n row 3: NULL,%s(%d)", szData, length1);
+  else
+    fprintf(stdout,"\n row 3: %d,%s(%d)", nData, szData, length1);
+  myassert(length == MYSQL_NULL_DATA);
+  myassert(strcmp(szData,"monty")==0);
+  myassert(length1 == 5);
+
+  rc = mysql_fetch(stmt);
+  myassert(rc == MYSQL_NO_DATA);
+
+  mysql_stmt_close(stmt);
+}
+
+/********************************************************
+* to test simple bind store result                      *
+*********************************************************/
+static void test_store_result1()
+{
+  MYSQL_STMT *stmt;
+  int        rc;
+
+  myheader("test_store_result1");
+
+  rc = mysql_query(mysql,"DROP TABLE IF EXISTS test_store_result");
+  myquery(rc);
+
+  rc = mysql_commit(mysql);
+  myquery(rc);
+
+  rc = mysql_query(mysql,"CREATE TABLE test_store_result(col1 int ,col2 varchar(50))");
+  myquery(rc);
+
+  rc = mysql_commit(mysql);
+  myquery(rc);
+
+  rc = mysql_query(mysql,"INSERT INTO test_store_result VALUES(10,'venu'),(20,'mysql')");
+  myquery(rc);
+
+  rc = mysql_query(mysql,"INSERT INTO test_store_result(col2) VALUES('monty')");
+  myquery(rc);
+
+  rc = mysql_commit(mysql);
+  myquery(rc);
+
+  stmt = mysql_prepare(mysql,"SELECT * FROM test_store_result",100);
+  mystmt_init(stmt);
+
+  rc = mysql_execute(stmt);
+  mystmt(stmt, rc);
+
+  rc = mysql_stmt_store_result(stmt);
+  mystmt(stmt, rc);
+
+  rc = 0;
+  while (mysql_fetch(stmt) != MYSQL_NO_DATA)
+    rc++;
+  fprintf(stdout, "\n total rows: %d", rc);
+  myassert(rc == 3);
+
+  rc = mysql_execute(stmt);
+  mystmt(stmt, rc);
+
+  rc = mysql_stmt_store_result(stmt);
+  mystmt(stmt, rc);
+
+  rc = 0;
+  while (mysql_fetch(stmt) != MYSQL_NO_DATA)
+    rc++;
+  fprintf(stdout, "\n total rows: %d", rc);
+  myassert(rc == 3);
+
+  mysql_stmt_close(stmt);
+}
+
+/********************************************************
+* to test simple bind store result                      *
+*********************************************************/
+static void test_store_result2()
+{
+  MYSQL_STMT *stmt;
+  int        rc;
+  int        nData;
+  long       length;
+  MYSQL_BIND bind[1];
+
+  myheader("test_store_result2");
+
+  init_bind(bind);
+  rc = mysql_query(mysql,"DROP TABLE IF EXISTS test_store_result");
+  myquery(rc);
+
+  rc = mysql_commit(mysql);
+  myquery(rc);
+
+  rc = mysql_query(mysql,"CREATE TABLE test_store_result(col1 int ,col2 varchar(50))");
+  myquery(rc);
+
+  rc = mysql_commit(mysql);
+  myquery(rc);
+
+  rc = mysql_query(mysql,"INSERT INTO test_store_result VALUES(10,'venu'),(20,'mysql')");
+  myquery(rc);
+
+  rc = mysql_query(mysql,"INSERT INTO test_store_result(col2) VALUES('monty')");
+  myquery(rc);
+
+  rc = mysql_commit(mysql);
+  myquery(rc);
+
+  /* fetch */
+
+  bind[0].buffer_type=FIELD_TYPE_LONG;
+  bind[0].buffer= (gptr) &nData;	/* integer data */
+  bind[0].length= &length;
+
+  strcpy((char *)query , "SELECT col1 FROM test_store_result where col1= ?");
+  stmt = mysql_prepare(mysql, query, strlen(query));
+  mystmt_init(stmt);
+
+  rc = mysql_bind_param(stmt,bind);
+  mystmt(stmt, rc);
+
+  rc = mysql_bind_result(stmt,bind);
+  mystmt(stmt, rc);
+
+  nData = 10; length= 0;
+  rc = mysql_execute(stmt);
+  mystmt(stmt, rc);
+
+  nData = 0;
+  rc = mysql_stmt_store_result(stmt);
+  mystmt(stmt, rc);
+
+  rc = mysql_fetch(stmt);
+  mystmt(stmt,rc);
+
+  fprintf(stdout,"\n row 1: %d",nData);
+  myassert(nData == 10);
+
+  rc = mysql_fetch(stmt);
+  myassert(rc == MYSQL_NO_DATA);
+
+  nData = 20;
+  rc = mysql_execute(stmt);
+  mystmt(stmt, rc);
+
+  nData = 0;
+  rc = mysql_stmt_store_result(stmt);
+  mystmt(stmt, rc);
+
+  rc = mysql_fetch(stmt);
+  mystmt(stmt,rc);
+
+  fprintf(stdout,"\n row 1: %d",nData);
+  myassert(nData == 20);
+
+  rc = mysql_fetch(stmt);
+  myassert(rc == MYSQL_NO_DATA);
+
+  mysql_stmt_close(stmt);
+}
+
+/********************************************************
+* to test simple subselect prepare                      *
+*********************************************************/
+static void test_subselect()
+{
+#if TO_BE_FIXED_IN_SERVER
+  MYSQL_STMT *stmt;
+  int        rc;
+  int        id;
+  long       length;
+  MYSQL_BIND bind[1];
+
+  myheader("test_subselect");
+
+  init_bind(bind);
+
+  rc = mysql_query(mysql,"DROP TABLE IF EXISTS test_sub1");
+  myquery(rc);
+
+  rc = mysql_query(mysql,"DROP TABLE IF EXISTS test_sub2");
+  myquery(rc);
+
+  rc = mysql_commit(mysql);
+  myquery(rc);
+
+  rc = mysql_query(mysql,"CREATE TABLE test_sub1(id int)");
+  myquery(rc);
+
+  rc = mysql_query(mysql,"CREATE TABLE test_sub2(id int, id1 int)");
+  myquery(rc);
+
+  rc = mysql_commit(mysql);
+  myquery(rc);
+
+  rc = mysql_query(mysql,"INSERT INTO test_sub1 values(2)");
+  myquery(rc);
+
+  rc = mysql_query(mysql,"INSERT INTO test_sub2 VALUES(1,7),(2,7)");
+  myquery(rc);
+
+  rc = mysql_commit(mysql);
+  myquery(rc);
+
+  /* fetch */
+
+  bind[0].buffer_type=FIELD_TYPE_LONG;
+  bind[0].buffer= (gptr) &id;	
+  bind[0].length= &length;
+
+  strcpy((char *)query , "SELECT ROW(1,7) IN (select id, id1 from test_sub2 WHERE id1=?)");
+  myassert(1 == my_stmt_result("SELECT ROW(1,7) IN (select id, id1 from test_sub2 WHERE id1=8)",100));
+  myassert(1 == my_stmt_result("SELECT ROW(1,7) IN (select id, id1 from test_sub2 WHERE id1=7)",100));
+  stmt = mysql_prepare(mysql, query, strlen(query));
+  mystmt_init(stmt);
+
+  rc = mysql_bind_param(stmt,bind);
+  mystmt(stmt, rc);
+
+  rc = mysql_bind_result(stmt,bind);
+  mystmt(stmt, rc);
+
+  id = 7; 
+  rc = mysql_execute(stmt);
+  mystmt(stmt, rc);
+
+  rc = mysql_fetch(stmt);
+  mystmt(stmt,rc);
+
+  fprintf(stdout,"\n row 1: %d(%ld)",id, length);
+  myassert(id == 1);
+
+  rc = mysql_fetch(stmt);
+  myassert(rc == MYSQL_NO_DATA);
+
+  mysql_stmt_close(stmt);
+#endif
+}
+
 
 static struct my_option myctest_long_options[] =
 {
@@ -4631,7 +5287,7 @@ static void usage(void)
   puts("                        By Monty & Venu \n");
   puts("This software comes with ABSOLUTELY NO WARRANTY. This is free software,");
   puts("and you are welcome to modify and redistribute it under the GPL license\n");
-  puts("                 Copyright (C) 1995-2002 MySQL AB ");
+  puts("                 Copyright (C) 1995-2003 MySQL AB ");
   puts("-----------------------------------------------------------------------\n");
   fprintf(stdout,"usage: %s [OPTIONS]\n\n", my_progname);  
   fprintf(stdout,"\
@@ -4707,7 +5363,11 @@ int main(int argc, char **argv)
   get_options(argc,argv);
     
   client_connect();       /* connect to server */
-  client_query();         /* simple client query test */
+  
+  /* Start of tests */
+  test_multi_query();
+  test_select_show();     /* test show syntax */
+  test_prepare_alter();   /* change table schema in middle of prepare */
   test_manual_sample();   /* sample in the manual */
   test_bind_result();     /* result bind test */  
   test_fetch_null();      /* to fetch null data */
@@ -4741,12 +5401,12 @@ int main(int argc, char **argv)
   test_select_show();     /* prepare - show test */
   test_null();            /* test null data handling */
   test_simple_update();   /* simple prepare - update */
-  test_prepare_noparam();/* prepare without parameters */
+  test_prepare_noparam(); /* prepare without parameters */
   test_select();          /* simple prepare-select */
   test_insert();          /* prepare with insert */
   test_bind_result();     /* result bind test */   
   test_long_data();       /* long data handling in pieces */
-  test_prepare_simple();/* simple prepare */ 
+  test_prepare_simple();  /* simple prepare */ 
   test_prepare();         /* prepare test */
   test_null();            /* test null data handling */
   test_debug_example();   /* some debugging case */
@@ -4755,20 +5415,20 @@ int main(int argc, char **argv)
   test_long_data();       /* long data handling in pieces */
   test_simple_delete();   /* prepare with delete */
   test_field_names();     /* test for field names */
-  test_double_compare();/* float comparision */ 
+  test_double_compare();  /* float comparision */ 
   client_query();         /* simple client query test */
-  client_store_result();/* usage of mysql_store_result() */
+  client_store_result();  /* usage of mysql_store_result() */
   client_use_result();    /* usage of mysql_use_result() */  
   test_tran_bdb();        /* transaction test on BDB table type */
   test_tran_innodb();     /* transaction test on InnoDB table type */ 
   test_prepare_ext();     /* test prepare with all types conversion -- TODO */
-  test_prepare_syntax();/* syntax check for prepares */
+  test_prepare_syntax();  /* syntax check for prepares */
   test_prepare_field_result(); /* prepare meta info */
   test_prepare_resultset(); /* prepare meta info test */
   test_field_names();     /* test for field names */
   test_field_flags();     /* test to help .NET provider team */
   test_long_data_str();   /* long data handling */
-  test_long_data_str1();/* yet another long data handling */
+  test_long_data_str1();  /* yet another long data handling */
   test_long_data_bin();   /* long binary insertion */
   test_warnings();        /* show warnings test */
   test_errors();          /* show errors test */
@@ -4778,8 +5438,15 @@ int main(int argc, char **argv)
   /*test_stmt_close(); */    /* mysql_stmt_close() test -- hangs */
   test_prepare_field_result(); /* prepare meta info */
   test_multi_stmt();      /* multi stmt test */
-  client_disconnect();  /* disconnect from server */
+  test_store_result();    /* test the store_result */
+  test_store_result1();   /* test store result without buffers */
+  test_store_result2();   /* test store result for misc case */
+  test_multi_stmt();      /* test multi stmt */
+  test_subselect();       /* test subselect prepare */
+  test_multi_query();     /* test multi query exec */
+  /* End of tests */
   
+  client_disconnect();    /* disconnect from server */
   fprintf(stdout,"\n\nSUCCESS !!!\n");
   return(0);
 }