diff options
author | unknown <monty@narttu.mysql.fi> | 2003-06-04 18:28:51 +0300 |
---|---|---|
committer | unknown <monty@narttu.mysql.fi> | 2003-06-04 18:28:51 +0300 |
commit | b388eb004df7112b2ae0986457fc9d01131b71ea (patch) | |
tree | f2e86edc169afb1fed9cecefdecd9f13561780c9 /sql/sql_select.h | |
parent | 15b3f3a0d8c11babff0f2e4dfa81c1716bcf533d (diff) | |
download | mariadb-git-b388eb004df7112b2ae0986457fc9d01131b71ea.tar.gz |
Added SQLSTATE to client/server protocol
bmove_allign -> bmove_align
Added OLAP function ROLLUP
Split mysql_fix_privilege_tables to a script and a .sql data file
Added new (MEMROOT*) functions to avoid calling current_thd() when creating some common objects.
Added table_alias_charset, for easier --lower-case-table-name handling
Better SQL_MODE handling (Setting complex options also sets sub options)
New (faster) assembler string functions for x86
BitKeeper/etc/ignore:
added libmysqld/sql_state.c
client/mysql.cc:
Added SQLSTATE to error messages
Added new function put_error() to be able to clean up some old code.
client/mysqltest.c:
Write ERROR SQLSTATE for all errors
dbug/dbug.c:
Portability fixes
include/m_string.h:
Rename bmove_allign as bmove_align
include/mysql.h:
Added SQLSTATE (for embedded version)
include/mysql_com.h:
Send correct SQLSTATE for the error to the client
libmysql/libmysql.c:
Changed default error state to HY000
Applied code cleanup patch
libmysqld/Makefile.am:
Added sql_state.cc
libmysqld/libmysqld.c:
Added sqlstate
mysql-test/r/analyse.result:
Updated results
mysql-test/r/ansi.result:
Updated results
mysql-test/r/auto_increment.result:
Updated results
mysql-test/r/bdb-deadlock.result:
Updated results
mysql-test/r/bdb.result:
Updated results
mysql-test/r/comments.result:
Updated results
mysql-test/r/create.result:
Updated results
mysql-test/r/ctype_collate.result:
Updated results
mysql-test/r/delayed.result:
Updated results
mysql-test/r/delete.result:
Updated results
mysql-test/r/derived.result:
Updated results
mysql-test/r/distinct.result:
Updated results
mysql-test/r/drop.result:
Updated results
mysql-test/r/err000001.result:
Updated results
mysql-test/r/explain.result:
Updated results
mysql-test/r/flush.result:
Updated results
mysql-test/r/fulltext.result:
Updated results
mysql-test/r/func_gconcat.result:
Updated results
mysql-test/r/func_system.result:
Updated results
mysql-test/r/grant_cache.result:
Updated results
mysql-test/r/group_by.result:
Updated results
mysql-test/r/handler.result:
Updated results
mysql-test/r/heap.result:
Updated results
mysql-test/r/heap_btree.result:
Updated results
mysql-test/r/heap_hash.result:
Updated results
mysql-test/r/innodb.result:
Updated results
mysql-test/r/innodb_handler.result:
Updated results
mysql-test/r/insert_select.result:
Updated results
mysql-test/r/insert_update.result:
Updated results
mysql-test/r/join.result:
Updated results
mysql-test/r/join_outer.result:
Updated results
mysql-test/r/key.result:
Updated results
mysql-test/r/lock.result:
Updated results
mysql-test/r/lock_multi.result:
Updated results
mysql-test/r/merge.result:
Updated results
mysql-test/r/multi_update.result:
Updated results
mysql-test/r/myisam.result:
Updated results
mysql-test/r/null.result:
Updated results
mysql-test/r/olap.result:
Updated results
mysql-test/r/order_by.result:
Updated results
mysql-test/r/packet.result:
Updated results
mysql-test/r/query_cache.result:
Updated results
mysql-test/r/row.result:
Updated results
mysql-test/r/rpl000001.result:
Updated results
mysql-test/r/rpl000009.result:
Updated results
mysql-test/r/rpl_empty_master_crash.result:
Updated results
mysql-test/r/rpl_log.result:
Updated results
mysql-test/r/rpl_replicate_do.result:
Updated results
mysql-test/r/rpl_rotate_logs.result:
Updated results
mysql-test/r/select.result:
Updated results
mysql-test/r/select_safe.result:
Updated results
mysql-test/r/show_check.result:
Updated results
mysql-test/r/sql_mode.result:
Updated results
mysql-test/r/subselect.result:
Updated results
mysql-test/r/temp_table.result:
Updated results
mysql-test/r/truncate.result:
Updated results
mysql-test/r/type_blob.result:
Updated results
mysql-test/r/type_decimal.result:
Updated results
mysql-test/r/type_float.result:
Updated results
mysql-test/r/type_ranges.result:
Updated results
mysql-test/r/union.result:
Updated results
mysql-test/r/update.result:
Updated results
mysql-test/r/user_var.result:
Updated results
mysql-test/r/varbinary.result:
Updated results
mysql-test/r/variables.result:
Updated results
mysql-test/t/ansi.test:
Test of sql_mode
mysql-test/t/derived.test:
Updated results
mysql-test/t/func_system.test:
Make this independen of the MySQL server name
mysql-test/t/lowercase_table.test:
Cleanup
mysql-test/t/olap.test:
A lot of new tests
mysql-test/t/sql_mode.test:
More test for sql_mode
mysql-test/t/subselect.test:
Added a few new tests (to find a bug in the item_ref code)
scripts/Makefile.am:
Added mysql_fix_privilege_tables.sql
scripts/mysql_fix_privilege_tables.sh:
Totally new script. This bascily just pipes mysql_fix_privilege_tables.sql through 'mysql' to 'mysqld'
sql/Makefile.am:
Added sql_state.cc
sql/item.cc:
Extended Item_field::eq() to be able to better match GROUP BY fields on the command line.
Needed for ROLLUP
sql/item.h:
Added function to be able to avoid calling current_thd() when doing new Item.
sql/item_sum.cc:
Moved copy_or_same() and some reset() functions from item_sum.h
Needed to be able to access thd->mem_root.
sql/item_sum.h:
Moved some functions to item_sum.cc
Added make_unique() for ROLLUP
sql/item_uniq.h:
Fixed return value
sql/mysql_priv.h:
Updated MODE flags
sql/mysqld.cc:
Added ANSI as it's own mode
Moved charset_info variables here
Cleaned up handler_count handling (for NT)
Added table_alias_charset, for easier --lower-case-table-name handling
sql/net_serv.cc:
New comment
sql/protocol.cc:
Send SQLSTATE to client
sql/set_var.cc:
Better SQL_MODE handling (Setting complex options also sets sub options)
sql/set_var.h:
Better SQL_MODE handling
sql/sql_base.cc:
Make alias depend on --lower-case-table-names
Make find_item_in_list also check database name
sql/sql_cache.cc:
Indentation cleanup
sql/sql_list.h:
Added safety assert
Addes support of alloc without current_thd()
sql/sql_prepare.cc:
Update after prototype change
sql/sql_select.cc:
Added ROLLUP
sql/sql_select.h:
structures for rollup
sql/sql_show.cc:
Easier SQL_MODE handling
sql/sql_string.cc:
Move CHARSET_INFO to mysqld (to be together with all other global variables)
sql/sql_string.h:
Added function to be able to avoid calling current_thd() when doing new Item.
sql/sql_table.cc:
Simpler --lower-case-table-name handling
sql/sql_union.cc:
Update after prototype change
sql/sql_yacc.yy:
ROLLUP
sql/unireg.h:
bmove_allign ->bmove_align
strings/Makefile.am:
Fix to be able to compile str_test.c
strings/ctype.c:
Removed empty lines
strings/str_test.c:
Added test of bmove_align
strings/strings-x86.s:
Faster bmove_align, bmove_upp and strmake
strings/strings.asm:
move_allg
Diffstat (limited to 'sql/sql_select.h')
-rw-r--r-- | sql/sql_select.h | 49 |
1 files changed, 37 insertions, 12 deletions
diff --git a/sql/sql_select.h b/sql/sql_select.h index 7f3669f7478..df21d337b54 100644 --- a/sql/sql_select.h +++ b/sql/sql_select.h @@ -106,12 +106,22 @@ typedef struct st_join_table { } JOIN_TAB; -typedef struct st_position { /* Used in find_best */ +typedef struct st_position /* Used in find_best */ +{ double records_read; JOIN_TAB *table; KEYUSE *key; } POSITION; +typedef struct st_rollup +{ + enum State { STATE_NONE, STATE_INITED, STATE_READY }; + State state; + Item *item_null; + Item ***ref_pointer_arrays; + List<Item> *fields; +} ROLLUP; + class JOIN :public Sql_alloc { @@ -132,7 +142,7 @@ class JOIN :public Sql_alloc // used to store 2 possible tmp table of SELECT TABLE *exec_tmp_table1, *exec_tmp_table2; THD *thd; - Item_sum **sum_funcs; + Item_sum **sum_funcs, ***sum_funcs_end; Procedure *procedure; Item *having; Item *tmp_having; // To store Having when processed temporary table @@ -146,6 +156,7 @@ class JOIN :public Sql_alloc SELECT_LEX *select_lex; JOIN *tmp_join; // copy of this JOIN to be used with temporary tables + ROLLUP rollup; // Used with rollup bool select_distinct, //Is select distinct? no_order, simple_order, simple_group, @@ -159,7 +170,7 @@ class JOIN :public Sql_alloc List<Item> tmp_all_fields1, tmp_all_fields2, tmp_all_fields3; //Part, shared with list above, emulate following list List<Item> tmp_fields_list1, tmp_fields_list2, tmp_fields_list3; - List<Item> & fields_list; // hold field list passed to mysql_select + List<Item> &fields_list; // hold field list passed to mysql_select int error; ORDER *order, *group_list, *proc_param; //hold parameters of mysql_select @@ -168,15 +179,15 @@ class JOIN :public Sql_alloc SQL_SELECT *select; //created in optimisation phase Item **ref_pointer_array; //used pointer reference for this select // Copy of above to be used with different lists - Item **items0, **items1, **items2, **items3; + Item **items0, **items1, **items2, **items3, **current_ref_pointer_array; uint ref_pointer_array_size; // size of above in bytes const char *zero_result_cause; // not 0 if exec must return zero result bool union_part; // this subselect is part of union bool optimized; // flag to avoid double optimization in EXPLAIN - JOIN(THD *thd, List<Item> &fields, - ulong select_options, select_result *result): + JOIN(THD *thd_arg, List<Item> &fields, ulong select_options_arg, + select_result *result_arg): join_tab(0), table(0), tables(0), const_tables(0), @@ -184,13 +195,13 @@ class JOIN :public Sql_alloc do_send_rows(1), send_records(0), found_records(0), examined_rows(0), exec_tmp_table1(0), exec_tmp_table2(0), - thd(thd), + thd(thd_arg), sum_funcs(0), procedure(0), having(0), tmp_having(0), - select_options(select_options), - result(result), - lock(thd->lock), + select_options(select_options_arg), + result(result_arg), + lock(thd_arg->lock), select_lex(0), //for safety tmp_join(0), select_distinct(test(select_options & SELECT_DISTINCT)), @@ -212,6 +223,7 @@ class JOIN :public Sql_alloc bzero((char*) &keyuse,sizeof(keyuse)); tmp_table_param.copy_field=0; tmp_table_param.end_write_records= HA_POS_ERROR; + rollup.state= ROLLUP::STATE_NONE; } int prepare(Item ***rref_pointer_array, TABLE_LIST *tables, uint wind_num, @@ -221,15 +233,28 @@ class JOIN :public Sql_alloc int optimize(); int reinit(); void exec(); - int cleanup(THD *thd); + int cleanup(); void restore_tmp(); + bool alloc_func_list(); + bool make_sum_func_list(List<Item> &all_fields, List<Item> &send_fields, + bool before_group_by); + inline void set_items_ref_array(Item **ptr) + { + memcpy((char*) ref_pointer_array, (char*) ptr, ref_pointer_array_size); + current_ref_pointer_array= ptr; + } inline void init_items_ref_array() { items0= ref_pointer_array + all_fields.elements; - ref_pointer_array_size= all_fields.elements*sizeof(Item*); memcpy(items0, ref_pointer_array, ref_pointer_array_size); + current_ref_pointer_array= items0; } + + bool rollup_init(); + bool rollup_make_fields(List<Item> &all_fields, List<Item> &fields, + Item_sum ***func); + int JOIN::rollup_send_data(uint idx); }; |