diff options
Diffstat (limited to 'sql/item.cc')
| -rw-r--r-- | sql/item.cc | 74 |
1 files changed, 41 insertions, 33 deletions
diff --git a/sql/item.cc b/sql/item.cc index 24958f64f2a..4638a1d044d 100644 --- a/sql/item.cc +++ b/sql/item.cc @@ -161,6 +161,7 @@ Hybrid_type_traits_integer::fix_length_and_dec(Item *item, Item *arg) const void item_init(void) { item_user_lock_init(); + uuid_short_init(); } @@ -431,7 +432,7 @@ void Item::cleanup() arg - a dummy parameter, is not used here */ -bool Item::cleanup_processor(byte *arg) +bool Item::cleanup_processor(uchar *arg) { if (fixed) cleanup(); @@ -494,7 +495,7 @@ void Item::rename(char *new_name) pointer to newly allocated item is returned. */ -Item* Item::transform(Item_transformer transformer, byte *arg) +Item* Item::transform(Item_transformer transformer, uchar *arg) { DBUG_ASSERT(!current_thd->is_stmt_prepare()); @@ -552,7 +553,7 @@ void Item_ident::cleanup() DBUG_VOID_RETURN; } -bool Item_ident::remove_dependence_processor(byte * arg) +bool Item_ident::remove_dependence_processor(uchar * arg) { DBUG_ENTER("Item_ident::remove_dependence_processor"); if (depended_from == (st_select_lex *) arg) @@ -583,7 +584,7 @@ bool Item_ident::remove_dependence_processor(byte * arg) for the subsequent items. */ -bool Item_field::collect_item_field_processor(byte *arg) +bool Item_field::collect_item_field_processor(uchar *arg) { DBUG_ENTER("Item_field::collect_item_field_processor"); DBUG_PRINT("info", ("%s", field->field_name ? field->field_name : "noname")); @@ -618,7 +619,7 @@ bool Item_field::collect_item_field_processor(byte *arg) FALSE otherwise */ -bool Item_field::find_item_in_field_list_processor(byte *arg) +bool Item_field::find_item_in_field_list_processor(uchar *arg) { KEY_PART_INFO *first_non_group_part= *((KEY_PART_INFO **) arg); KEY_PART_INFO *last_part= *(((KEY_PART_INFO **) arg) + 1); @@ -641,7 +642,7 @@ bool Item_field::find_item_in_field_list_processor(byte *arg) column read set or to register used fields in a view */ -bool Item_field::register_field_in_read_map(byte *arg) +bool Item_field::register_field_in_read_map(uchar *arg) { TABLE *table= (TABLE *) arg; if (field->table == table || !table) @@ -690,7 +691,7 @@ void Item::set_name(const char *str, uint length, CHARSET_INFO *cs) } if (!my_charset_same(cs, system_charset_info)) { - uint32 res_length; + size_t res_length; name= sql_strmake_with_convert(str, name_length= length, cs, MAX_ALIAS_NAME, system_charset_info, &res_length); @@ -785,7 +786,7 @@ Item *Item_string::safe_charset_converter(CHARSET_INFO *tocs) */ return NULL; } - if (!(ptr= current_thd->memdup(cstr.ptr(), cstr.length() + 1 ))) + if (!(ptr= current_thd->strmake(cstr.ptr(), cstr.length()))) return NULL; conv->str_value.set(ptr, cstr.length(), cstr.charset()); /* Ensure that no one is going to change the result string */ @@ -2139,7 +2140,7 @@ Item_decimal::Item_decimal(my_decimal *value_par) } -Item_decimal::Item_decimal(const char *bin, int precision, int scale) +Item_decimal::Item_decimal(const uchar *bin, int precision, int scale) { binary2my_decimal(E_DEC_FATAL_ERROR, bin, &decimal_value, precision, scale); @@ -2348,6 +2349,7 @@ default_set_param_func(Item_param *param, Item_param::Item_param(unsigned pos_in_query_arg) : + strict_type(FALSE), state(NO_VALUE), item_result_type(STRING_RESULT), /* Don't pretend to be a literal unless value for this item is set. */ @@ -2542,16 +2544,16 @@ bool Item_param::set_from_user_var(THD *thd, const user_var_entry *entry) if (entry && entry->value) { item_result_type= entry->type; - switch (entry->type) { + if (strict_type && required_result_type != item_result_type) + DBUG_RETURN(1); + switch (item_result_type) { case REAL_RESULT: set_double(*(double*)entry->value); item_type= Item::REAL_ITEM; - item_result_type= REAL_RESULT; break; case INT_RESULT: set_int(*(longlong*)entry->value, MY_INT64_NUM_DECIMAL_DIGITS); item_type= Item::INT_ITEM; - item_result_type= INT_RESULT; break; case STRING_RESULT: { @@ -2574,7 +2576,6 @@ bool Item_param::set_from_user_var(THD *thd, const user_var_entry *entry) charset of connection, so we have to set it later. */ item_type= Item::STRING_ITEM; - item_result_type= STRING_RESULT; if (set_str((const char *)entry->value, entry->length)) DBUG_RETURN(1); @@ -2588,6 +2589,7 @@ bool Item_param::set_from_user_var(THD *thd, const user_var_entry *entry) decimals= ent_value->frac; max_length= my_decimal_precision_to_length(ent_value->precision(), decimals, unsigned_flag); + item_type= Item::DECIMAL_ITEM; break; } default: @@ -4067,7 +4069,7 @@ Item_equal *Item_field::find_item_equal(COND_EQUAL *cond_equal) FALSE otherwise */ -bool Item_field::subst_argument_checker(byte **arg) +bool Item_field::subst_argument_checker(uchar **arg) { return (result_type() != STRING_RESULT) || (*arg); } @@ -4099,7 +4101,7 @@ bool Item_field::subst_argument_checker(byte **arg) pointer to the field item, otherwise. */ -Item *Item_field::equal_fields_propagator(byte *arg) +Item *Item_field::equal_fields_propagator(uchar *arg) { if (no_const_subst) return this; @@ -4130,7 +4132,7 @@ Item *Item_field::equal_fields_propagator(byte *arg) See comments in Arg_comparator::set_compare_func() for details */ -bool Item_field::set_no_const_sub(byte *arg) +bool Item_field::set_no_const_sub(uchar *arg) { if (field->charset() != &my_charset_bin) no_const_subst=1; @@ -4165,7 +4167,7 @@ bool Item_field::set_no_const_sub(byte *arg) this - otherwise. */ -Item *Item_field::replace_equal_field(byte *arg) +Item *Item_field::replace_equal_field(uchar *arg) { if (item_equal) { @@ -4315,42 +4317,42 @@ Field *Item::tmp_table_field_from_field_type(TABLE *table, bool fixed_length) switch (field_type()) { case MYSQL_TYPE_DECIMAL: case MYSQL_TYPE_NEWDECIMAL: - field= new Field_new_decimal((char*) 0, max_length, null_ptr, 0, + field= new Field_new_decimal((uchar*) 0, max_length, null_ptr, 0, Field::NONE, name, decimals, 0, unsigned_flag); break; case MYSQL_TYPE_TINY: - field= new Field_tiny((char*) 0, max_length, null_ptr, 0, Field::NONE, + field= new Field_tiny((uchar*) 0, max_length, null_ptr, 0, Field::NONE, name, 0, unsigned_flag); break; case MYSQL_TYPE_SHORT: - field= new Field_short((char*) 0, max_length, null_ptr, 0, Field::NONE, + field= new Field_short((uchar*) 0, max_length, null_ptr, 0, Field::NONE, name, 0, unsigned_flag); break; case MYSQL_TYPE_LONG: - field= new Field_long((char*) 0, max_length, null_ptr, 0, Field::NONE, + field= new Field_long((uchar*) 0, max_length, null_ptr, 0, Field::NONE, name, 0, unsigned_flag); break; #ifdef HAVE_LONG_LONG case MYSQL_TYPE_LONGLONG: - field= new Field_longlong((char*) 0, max_length, null_ptr, 0, Field::NONE, + field= new Field_longlong((uchar*) 0, max_length, null_ptr, 0, Field::NONE, name, 0, unsigned_flag); break; #endif case MYSQL_TYPE_FLOAT: - field= new Field_float((char*) 0, max_length, null_ptr, 0, Field::NONE, + field= new Field_float((uchar*) 0, max_length, null_ptr, 0, Field::NONE, name, decimals, 0, unsigned_flag); break; case MYSQL_TYPE_DOUBLE: - field= new Field_double((char*) 0, max_length, null_ptr, 0, Field::NONE, + field= new Field_double((uchar*) 0, max_length, null_ptr, 0, Field::NONE, name, decimals, 0, unsigned_flag); break; case MYSQL_TYPE_NULL: - field= new Field_null((char*) 0, max_length, Field::NONE, + field= new Field_null((uchar*) 0, max_length, Field::NONE, name, &my_charset_bin); break; case MYSQL_TYPE_INT24: - field= new Field_medium((char*) 0, max_length, null_ptr, 0, Field::NONE, + field= new Field_medium((uchar*) 0, max_length, null_ptr, 0, Field::NONE, name, 0, unsigned_flag); break; case MYSQL_TYPE_NEWDATE: @@ -4367,7 +4369,7 @@ Field *Item::tmp_table_field_from_field_type(TABLE *table, bool fixed_length) field= new Field_datetime(maybe_null, name, &my_charset_bin); break; case MYSQL_TYPE_YEAR: - field= new Field_year((char*) 0, max_length, null_ptr, 0, Field::NONE, + field= new Field_year((uchar*) 0, max_length, null_ptr, 0, Field::NONE, name); break; case MYSQL_TYPE_BIT: @@ -4402,9 +4404,11 @@ Field *Item::tmp_table_field_from_field_type(TABLE *table, bool fixed_length) field= new Field_blob(max_length, maybe_null, name, collation.collation); break; // Blob handled outside of case case MYSQL_TYPE_GEOMETRY: - return new Field_geom(max_length, maybe_null, name, table->s, + field= new Field_geom(max_length, maybe_null, name, table->s, (Field::geometry_type) - ((Item_geometry_func *)this)->get_geometry_type()); + ((type() == Item::TYPE_HOLDER) ? + ((Item_type_holder *)this)->get_geometry_type() : + ((Item_geometry_func *)this)->get_geometry_type())); } if (field) field->init(table); @@ -5031,7 +5035,7 @@ void Item_field::update_null_value() this field otherwise */ -Item *Item_field::update_value_transformer(byte *select_arg) +Item *Item_field::update_value_transformer(uchar *select_arg) { SELECT_LEX *select= (SELECT_LEX*)select_arg; DBUG_ASSERT(fixed); @@ -5848,7 +5852,7 @@ int Item_default_value::save_in_field(Field *field_arg, bool no_conversions) same time it can replace some nodes in the tree */ -Item *Item_default_value::transform(Item_transformer transformer, byte *args) +Item *Item_default_value::transform(Item_transformer transformer, uchar *args) { DBUG_ASSERT(!current_thd->is_stmt_prepare()); @@ -6513,6 +6517,10 @@ Item_type_holder::Item_type_holder(THD *thd, Item *item) if (Field::result_merge_type(fld_type) == INT_RESULT) decimals= 0; prev_decimal_int_part= item->decimal_int_part(); + if (item->field_type() == MYSQL_TYPE_GEOMETRY) + geometry_type= (item->type() == Item::FIELD_ITEM) ? + ((Item_field *)item)->get_geometry_type() : + (Field::geometry_type)((Item_geometry_func *)item)->get_geometry_type(); } @@ -6790,7 +6798,7 @@ Field *Item_type_holder::make_field_by_type(TABLE *table) switch (fld_type) { case MYSQL_TYPE_ENUM: DBUG_ASSERT(enum_set_typelib); - field= new Field_enum((char *) 0, max_length, null_ptr, 0, + field= new Field_enum((uchar *) 0, max_length, null_ptr, 0, Field::NONE, name, get_enum_pack_length(enum_set_typelib->count), enum_set_typelib, collation.collation); @@ -6799,7 +6807,7 @@ Field *Item_type_holder::make_field_by_type(TABLE *table) return field; case MYSQL_TYPE_SET: DBUG_ASSERT(enum_set_typelib); - field= new Field_set((char *) 0, max_length, null_ptr, 0, + field= new Field_set((uchar *) 0, max_length, null_ptr, 0, Field::NONE, name, get_set_pack_length(enum_set_typelib->count), enum_set_typelib, collation.collation); |