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MCOL-3529 This patch implements direct_update and direct_delete features

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to properly report the number of rows affected by UPDATE|DELETE.
This commit is contained in:
Roman Nozdrin
2019-11-27 09:33:21 -06:00
parent 449b51defe
commit 5cedeb110b
5 changed files with 73 additions and 86 deletions
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dbcon/mysql/ha_mcs_impl.h
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@ -42,6 +42,7 @@ extern int ha_mcs_impl_close_connection (handlerton* hton, THD* thd);
extern COND* ha_mcs_impl_cond_push(COND* cond, TABLE* table);
extern int ha_mcs_impl_external_lock(THD* thd, TABLE* table, int lock_type);
extern int ha_mcs_impl_update_row();
extern int ha_mcs_impl_direct_update_delete_rows(ha_rows *affected_rows);
extern int ha_mcs_impl_delete_row();
extern int ha_mcs_impl_rnd_pos(uchar* buf, uchar* pos);
extern int ha_cs_impl_pushdown_init(mcs_handler_info* handler_info, TABLE* table);