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A fix and test case for Bug#10729 "mysql_stmt_attr_set

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CURSOR_TYPE_READ_ONLY". The bug was that we (me) don't perform proper
cleanups of the prepared statement when done fetching from a cursor.
Another patch.
This commit is contained in:
konstantin@mysql.com
2005-06-09 18:17:45 +04:00
parent d08d1a88e0
commit 95e620485c
6 changed files with 112 additions and 49 deletions
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62
tests/mysql_client_test.c
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@ -13145,6 +13145,67 @@ static void test_bug9643()
myquery(rc);
}
/*
Check that proper cleanups are done for prepared statement when
fetching thorugh a cursor.
*/
static void test_bug10729()
{
MYSQL_STMT *stmt;
MYSQL_BIND bind[1];
char a[21];
int rc;
const char *stmt_text;
int i= 0;
char *name_array[3]= { "aaa", "bbb", "ccc" };
ulong type;
myheader("test_bug10729");
mysql_query(mysql, "drop table if exists t1");
mysql_query(mysql, "create table t1 (id integer not null primary key,"
"name VARCHAR(20) NOT NULL)");
rc= mysql_query(mysql, "insert into t1 (id, name) values "
"(1, 'aaa'), (2, 'bbb'), (3, 'ccc')");
myquery(rc);
stmt= mysql_stmt_init(mysql);
type= (ulong) CURSOR_TYPE_READ_ONLY;
rc= mysql_stmt_attr_set(stmt, STMT_ATTR_CURSOR_TYPE, (void*) &type);
check_execute(stmt, rc);
stmt_text= "select name from t1";
rc= mysql_stmt_prepare(stmt, stmt_text, strlen(stmt_text));
check_execute(stmt, rc);
bzero(bind, sizeof(bind));
bind[0].buffer_type= MYSQL_TYPE_STRING;
bind[0].buffer= (void*) a;
bind[0].buffer_length= sizeof(a);
mysql_stmt_bind_result(stmt, bind);
for (i= 0; i < 3; i++)
{
int row_no= 0;
rc= mysql_stmt_execute(stmt);
check_execute(stmt, rc);
while ((rc= mysql_stmt_fetch(stmt)) == 0)
{
DIE_UNLESS(strcmp(a, name_array[row_no]) == 0);
if (!opt_silent)
printf("%d: %s\n", row_no, a);
++row_no;
}
DIE_UNLESS(rc == MYSQL_NO_DATA);
}
rc= mysql_stmt_close(stmt);
DIE_UNLESS(rc == 0);
rc= mysql_query(mysql, "drop table t1");
myquery(rc);
}
/*
Read and parse arguments and MySQL options from my.cnf
*/
@ -13377,6 +13438,7 @@ static struct my_tests_st my_tests[]= {
{ "test_bug9520", test_bug9520 },
{ "test_bug9478", test_bug9478 },
{ "test_bug9643", test_bug9643 },
{ "test_bug10729", test_bug10729 },
{ 0, 0 }
};