post push fix for bug#40595

Addition of hander function was_semi_consistent_read

mysql-test/r/partition_innodb_semi_consistent.result:
  post push fix for bug#40595
  Addition of hander function was_semi_consistent_read
  
  Added test result
mysql-test/t/partition_innodb_semi_consistent-master.opt:
  post push fix for bug#40595
  Addition of hander function was_semi_consistent_read
  
  Added test opt file
mysql-test/t/partition_innodb_semi_consistent.test:
  post push fix for bug#40595
  Addition of hander function was_semi_consistent_read
  
  Added test case
sql/ha_partition.cc:
  post push fix for bug#40595
  Addition of hander function was_semi_consistent_read
  
  The lack of was_semi_consistent_read opened a regression
  for bug-31310 when useing a partitioned InnoDB table

1 files changed, 5 insertions, 1 deletions

diff --git a/sql/ha_partition.h b/sql/ha_partition.h
index dd06d8d647b..bae2d03a8ce 100644
--- a/sql/ha_partition.h
+++ b/sql/ha_partition.h
@@ -112,7 +112,7 @@ private:
   uint m_reorged_parts;                  // Number of reorganised parts
   uint m_tot_parts;                      // Total number of partitions;
   uint m_no_locks;                       // For engines like ha_blackhole, which needs no locks
-  uint m_last_part;                      // Last file that we update,write
+  uint m_last_part;                      // Last file that we update,write,read
   int m_lock_type;                       // Remembers type of last
                                          // external_lock
   part_id_range m_part_spec;             // Which parts to scan
@@ -326,6 +326,10 @@ public:
   */
   virtual void unlock_row();
   /*
+    Check if semi consistent read
+  */
+  virtual bool was_semi_consistent_read();
+  /*
     Call to hint about semi consistent read
   */
   virtual void try_semi_consistent_read(bool);