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Diffstat (limited to 'storage/innobase/include/dict0crea.h')
| -rw-r--r-- | storage/innobase/include/dict0crea.h | 177 |
1 files changed, 177 insertions, 0 deletions
diff --git a/storage/innobase/include/dict0crea.h b/storage/innobase/include/dict0crea.h new file mode 100644 index 00000000000..5dd571be59c --- /dev/null +++ b/storage/innobase/include/dict0crea.h @@ -0,0 +1,177 @@ +/****************************************************** +Database object creation + +(c) 1996 Innobase Oy + +Created 1/8/1996 Heikki Tuuri +*******************************************************/ + +#ifndef dict0crea_h +#define dict0crea_h + +#include "univ.i" +#include "dict0types.h" +#include "dict0dict.h" +#include "que0types.h" +#include "row0types.h" +#include "mtr0mtr.h" + +/************************************************************************* +Creates a table create graph. */ + +tab_node_t* +tab_create_graph_create( +/*====================*/ + /* out, own: table create node */ + dict_table_t* table, /* in: table to create, built as a memory data + structure */ + mem_heap_t* heap); /* in: heap where created */ +/************************************************************************* +Creates an index create graph. */ + +ind_node_t* +ind_create_graph_create( +/*====================*/ + /* out, own: index create node */ + dict_index_t* index, /* in: index to create, built as a memory data + structure */ + mem_heap_t* heap); /* in: heap where created */ +/*************************************************************** +Creates a table. This is a high-level function used in SQL execution graphs. */ + +que_thr_t* +dict_create_table_step( +/*===================*/ + /* out: query thread to run next or NULL */ + que_thr_t* thr); /* in: query thread */ +/*************************************************************** +Creates an index. This is a high-level function used in SQL execution +graphs. */ + +que_thr_t* +dict_create_index_step( +/*===================*/ + /* out: query thread to run next or NULL */ + que_thr_t* thr); /* in: query thread */ +/*********************************************************************** +Truncates the index tree associated with a row in SYS_INDEXES table. */ + +ulint +dict_truncate_index_tree( +/*=====================*/ + /* out: new root page number, or + FIL_NULL on failure */ + dict_table_t* table, /* in: the table the index belongs to */ + rec_t* rec, /* in: record in the clustered index of + SYS_INDEXES table */ + mtr_t* mtr); /* in: mtr having the latch + on the record page. The mtr may be + committed and restarted in this call. */ +/*********************************************************************** +Drops the index tree associated with a row in SYS_INDEXES table. */ + +void +dict_drop_index_tree( +/*=================*/ + rec_t* rec, /* in: record in the clustered index of SYS_INDEXES + table */ + mtr_t* mtr); /* in: mtr having the latch on the record page */ +/******************************************************************** +Creates the foreign key constraints system tables inside InnoDB +at database creation or database start if they are not found or are +not of the right form. */ + +ulint +dict_create_or_check_foreign_constraint_tables(void); +/*================================================*/ + /* out: DB_SUCCESS or error code */ +/************************************************************************ +Adds foreign key definitions to data dictionary tables in the database. We +look at table->foreign_list, and also generate names to constraints that were +not named by the user. A generated constraint has a name of the format +databasename/tablename_ibfk_<number>, where the numbers start from 1, and are +given locally for this table, that is, the number is not global, as in the +old format constraints < 4.0.18 it used to be. */ + +ulint +dict_create_add_foreigns_to_dictionary( +/*===================================*/ + /* out: error code or DB_SUCCESS */ + ulint start_id,/* in: if we are actually doing ALTER TABLE + ADD CONSTRAINT, we want to generate constraint + numbers which are bigger than in the table so + far; we number the constraints from + start_id + 1 up; start_id should be set to 0 if + we are creating a new table, or if the table + so far has no constraints for which the name + was generated here */ + dict_table_t* table, /* in: table */ + trx_t* trx); /* in: transaction */ + + +/* Table create node structure */ + +struct tab_node_struct{ + que_common_t common; /* node type: QUE_NODE_TABLE_CREATE */ + dict_table_t* table; /* table to create, built as a memory data + structure with dict_mem_... functions */ + ins_node_t* tab_def; /* child node which does the insert of + the table definition; the row to be inserted + is built by the parent node */ + ins_node_t* col_def; /* child node which does the inserts of + the column definitions; the row to be inserted + is built by the parent node */ + commit_node_t* commit_node; + /* child node which performs a commit after + a successful table creation */ + /*----------------------*/ + /* Local storage for this graph node */ + ulint state; /* node execution state */ + ulint col_no; /* next column definition to insert */ + mem_heap_t* heap; /* memory heap used as auxiliary storage */ +}; + +/* Table create node states */ +#define TABLE_BUILD_TABLE_DEF 1 +#define TABLE_BUILD_COL_DEF 2 +#define TABLE_COMMIT_WORK 3 +#define TABLE_ADD_TO_CACHE 4 +#define TABLE_COMPLETED 5 + +/* Index create node struct */ + +struct ind_node_struct{ + que_common_t common; /* node type: QUE_NODE_INDEX_CREATE */ + dict_index_t* index; /* index to create, built as a memory data + structure with dict_mem_... functions */ + ins_node_t* ind_def; /* child node which does the insert of + the index definition; the row to be inserted + is built by the parent node */ + ins_node_t* field_def; /* child node which does the inserts of + the field definitions; the row to be inserted + is built by the parent node */ + commit_node_t* commit_node; + /* child node which performs a commit after + a successful index creation */ + /*----------------------*/ + /* Local storage for this graph node */ + ulint state; /* node execution state */ + ulint page_no;/* root page number of the index */ + dict_table_t* table; /* table which owns the index */ + dtuple_t* ind_row;/* index definition row built */ + ulint field_no;/* next field definition to insert */ + mem_heap_t* heap; /* memory heap used as auxiliary storage */ +}; + +/* Index create node states */ +#define INDEX_BUILD_INDEX_DEF 1 +#define INDEX_BUILD_FIELD_DEF 2 +#define INDEX_CREATE_INDEX_TREE 3 +#define INDEX_COMMIT_WORK 4 +#define INDEX_ADD_TO_CACHE 5 + +#ifndef UNIV_NONINL +#include "dict0crea.ic" +#endif + +#endif |