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Fix query push down and add subquery handling

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This commit is contained in:
obdev
2021-07-11 19:45:11 +08:00
committed by wangzelin.wzl
parent 49d67f8644
commit 7dcf2baa4e
5 changed files with 92 additions and 3 deletions
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17
src/sql/resolver/dml/ob_dml_stmt.cpp
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@ -3084,6 +3084,23 @@ bool ObDMLStmt::has_link_table() const
return bret;
}
int ObDMLStmt::get_table_rel_ids(const TableItem &target,
ObSqlBitSet<> &table_set) const
{
int ret = OB_SUCCESS;
if (target.is_joined_table()) {
const JoinedTable &cur_table = static_cast<const JoinedTable &>(target);
for (int64_t i = 0; OB_SUCC(ret) && i < cur_table.single_table_ids_.count(); ++i) {
if (OB_FAIL(table_set.add_member(get_table_bit_index(cur_table.single_table_ids_.at(i))))) {
LOG_WARN("failed to add member", K(ret), K(cur_table.single_table_ids_.at(i)));
}
}
} else if (OB_FAIL(table_set.add_member(get_table_bit_index(target.table_id_)))) {
LOG_WARN("failed to add member", K(ret), K(target.table_id_));
}
return ret;
}
int ObDMLStmt::get_relation_exprs(ObIArray<ObRawExpr*>& rel_array, int32_t ignore_scope /* = 0*/) const
{
int ret = OB_SUCCESS;

1
src/sql/resolver/dml/ob_dml_stmt.h
View File

@ -887,6 +887,7 @@ public:
virtual int clear_sharable_expr_reference();
virtual int get_from_subquery_stmts(common::ObIArray<ObSelectStmt*>& child_stmts) const;
int is_referred_by_partitioning_expr(const ObRawExpr* expr, bool& is_referred);
int get_table_rel_ids(const TableItem &target, ObSqlBitSet<> &table_set) const;
int64_t get_table_size() const
{
return table_items_.count();