diff options
Diffstat (limited to 'sql/sp_head.h')
| -rw-r--r-- | sql/sp_head.h | 42 |
1 files changed, 38 insertions, 4 deletions
diff --git a/sql/sp_head.h b/sql/sp_head.h index ec19058a7f1..fc3dfa49f63 100644 --- a/sql/sp_head.h +++ b/sql/sp_head.h @@ -360,9 +360,12 @@ public: spcont->last_label()); } + Item *adjust_assignment_source(THD *thd, Item *val, Item *val2); bool set_local_variable(THD *thd, sp_pcontext *spcont, sp_variable *spv, Item *val, LEX *lex); - + bool set_local_variable_row_field(THD *thd, sp_pcontext *spcont, + sp_variable *spv, uint field_idx, + Item *val, LEX *lex); private: /** Generate a code to set a single cursor parameter variable. @@ -992,7 +995,7 @@ public: virtual void print(String *str); -private: +protected: uint m_offset; ///< Frame offset Item *m_value; @@ -1002,6 +1005,36 @@ private: }; // class sp_instr_set : public sp_instr +/* + This class handles assignments of a ROW fields: + DECLARE rec ROW (a INT,b INT); + SET rec.a= 10; +*/ +class sp_instr_set_row_field : public sp_instr_set +{ + sp_instr_set_row_field(const sp_instr_set_row_field &); // Prevent use of this + void operator=(sp_instr_set_row_field &); + uint m_field_offset; + +public: + + sp_instr_set_row_field(uint ip, sp_pcontext *ctx, + uint offset, uint field_offset, + Item *val, enum enum_field_types type_arg, + LEX *lex, bool lex_resp) + : sp_instr_set(ip, ctx, offset, val, type_arg, lex, lex_resp), + m_field_offset(field_offset) + {} + + virtual ~sp_instr_set_row_field() + {} + + virtual int exec_core(THD *thd, uint *nextp); + + virtual void print(String *str); +}; // class sp_instr_set_field : public sp_instr_set + + /** Set NEW/OLD row field value instruction. Used in triggers. */ @@ -1603,10 +1636,11 @@ sp_add_to_query_tables(THD *thd, LEX *lex, enum_mdl_type mdl_type); Item * -sp_prepare_func_item(THD* thd, Item **it_addr); +sp_prepare_func_item(THD* thd, Item **it_addr, uint cols= 1); bool -sp_eval_expr(THD *thd, Field *result_field, Item **expr_item_ptr); +sp_eval_expr(THD *thd, Item *result_item, Field *result_field, + Item **expr_item_ptr); /** @} (end of group Stored_Routines) |