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[FEAT MERGE] implement mysql dblink and read consistency

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Co-authored-by: xianyu-w <707512433@qq.com>
Co-authored-by: sdc <njucssdc@gmail.com>
Co-authored-by: seuwebber <webber_code@163.com>
This commit is contained in:
cqliang1995
2023-05-09 18:32:03 +00:00
committed by ob-robot
parent 38b78ad442
commit 4108e781d4
132 changed files with 2726 additions and 818 deletions
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4
src/sql/optimizer/ob_log_table_scan.h
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@ -69,6 +69,7 @@ public:
diverse_path_count_(0),
fq_expr_(NULL),
fq_type_(TableItem::NOT_USING),
fq_read_tx_uncommitted_(false),
bf_info_(),
group_id_expr_(nullptr),
use_batch_(false),
@ -404,6 +405,8 @@ public:
inline int64_t get_diverse_path_count() const { return diverse_path_count_; }
inline TableItem::FlashBackQueryType get_flashback_query_type() const {return fq_type_; }
inline void set_flashback_query_type(TableItem::FlashBackQueryType type) { fq_type_ = type; }
inline bool get_fq_read_tx_uncommitted() const { return fq_read_tx_uncommitted_; }
inline void set_fq_read_tx_uncommitted(bool v) { fq_read_tx_uncommitted_ = v; }
inline const ObRawExpr* get_flashback_query_expr() const { return fq_expr_; }
inline ObRawExpr* &get_flashback_query_expr() { return fq_expr_; }
inline void set_flashback_query_expr(ObRawExpr *expr) { fq_expr_ = expr; }
@ -557,6 +560,7 @@ protected: // memeber variables
ObRawExpr* fq_expr_; //flashback query expr
TableItem::FlashBackQueryType fq_type_; //flashback query type
bool fq_read_tx_uncommitted_; // whether flashback query read uncommitted changes in transaction
ObPxBFStaticInfo bf_info_; // for join partition filter
// end for partition join filter