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fix raw type null error and forbid lock table in dblink.

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This commit is contained in:
cqliang1995
2023-05-19 02:41:23 +00:00
committed by ob-robot
parent 87a6f25195
commit 1f0fc4d4bb
2 changed files with 19 additions and 1 deletions
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4
deps/oblib/src/lib/mysqlclient/ob_mysql_result_impl.cpp vendored
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@ -831,7 +831,9 @@ int ObMySQLResultImpl::get_obj(const int64_t col_idx, ObObj &obj,
case ObRawType:
if (OB_SUCC(get_raw(col_idx, obj_str)))
{
if (OB_ISNULL(allocator)) {
if (obj_str.empty()) {
obj.set_null();
} else if (OB_ISNULL(allocator)) {
ret = OB_INVALID_ARGUMENT;
LOG_WARN("allocator is NULL", K(ret));
} else if (OB_FAIL(ObHexUtilsBase::unhex(obj_str, *allocator, obj))) {

16
src/sql/resolver/ddl/ob_lock_table_resolver.cpp
View File

@ -41,6 +41,7 @@ int ObLockTableResolver::resolve(const ParseNode &parse_tree)
int ObLockTableResolver::resolve_mysql_mode(const ParseNode &parse_tree)
{
// TODO: yanyuan.cxf deal with mysql mode later.
// TODO: forbid dblink lock table after yanyuan.cxf deal with mysql mode.
int ret = OB_SUCCESS;
ObLockTableStmt *lock_stmt = NULL;
@ -117,14 +118,29 @@ int ObLockTableResolver::resolve_table_list(const ParseNode &table_list)
} else if (OB_ISNULL(lock_stmt)) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("invalid lock table stmt", K(lock_stmt));
} else if (OB_ISNULL(session_info_)) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("unexpected null ptr", K(ret));
}
for (int64_t i = 0; OB_SUCC(ret) && i < table_list.num_child_; ++i) {
const ParseNode *table_node = table_list.children_[i];
const ObTableSchema *table_schema = nullptr;
ObString dblink_name; //no use
bool is_reverse_link = false; //no use
bool has_dblink_node = false;
if (OB_ISNULL(table_node)) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("table node is null");
} else if (OB_FAIL(ObStmtResolver::resolve_dblink_name(table_node->children_[0],
session_info_->get_effective_tenant_id(),
dblink_name,
is_reverse_link,
has_dblink_node))) {
LOG_WARN("failed to resolve dblink", K(ret));
} else if (has_dblink_node) {
ret = OB_NOT_SUPPORTED;
LOG_WARN("dblink not support lock table", K(dblink_name), K(is_reverse_link), K(ret));
} else if (OB_FAIL(ObDMLResolver::resolve_table(*table_node, table_item))) {
LOG_WARN("failed to resolve table", K(ret));
} else if (table_item->is_function_table() || table_item->is_json_table()) {//兼容oracle行为