diff options
Diffstat (limited to 'innobase/include/dict0dict.h')
| -rw-r--r-- | innobase/include/dict0dict.h | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/innobase/include/dict0dict.h b/innobase/include/dict0dict.h index b5e6e04a1de..97486a7c2f6 100644 --- a/innobase/include/dict0dict.h +++ b/innobase/include/dict0dict.h @@ -219,6 +219,24 @@ dict_create_foreign_constraints( char* name); /* in: table full name in the normalized form database_name/table_name */ /************************************************************************** +Parses the CONSTRAINT id's to be dropped in an ALTER TABLE statement. */ + +ulint +dict_foreign_parse_drop_constraints( +/*================================*/ + /* out: DB_SUCCESS or + DB_CANNOT_DROP_CONSTRAINT if + syntax error or the constraint + id does not match */ + mem_heap_t* heap, /* in: heap from which we can + allocate memory */ + trx_t* trx, /* in: transaction */ + dict_table_t* table, /* in: table */ + ulint* n, /* out: number of constraints + to drop */ + char*** constraints_to_drop); /* out: id's of the + constraints to drop */ +/************************************************************************** Returns a table object and memoryfixes it. NOTE! This is a high-level function to be used mainly from outside the 'dict' directory. Inside this directory dict_table_get_low is usually the appropriate function. */ @@ -333,6 +351,16 @@ dict_print_info_on_foreign_keys( char* str, /* in/out: pointer to a string */ ulint len, /* in: space in str available for info */ dict_table_t* table); /* in: table */ +/************************************************************************** +Sprintfs to a string info on a foreign key of a table in a format suitable +for CREATE TABLE. */ + +char* +dict_print_info_on_foreign_key_in_create_format( +/*============================================*/ + /* out: how far in buf we printed */ + dict_foreign_t* foreign,/* in: foreign key constraint */ + char* buf); /* in: buffer of at least 5000 bytes */ /************************************************************************ Gets the first index on the table (the clustered index). */ UNIV_INLINE @@ -808,6 +836,14 @@ void dict_mutex_exit_for_mysql(void); /*===========================*/ +/* The following len must be at least 10000 bytes! */ +#define DICT_FOREIGN_ERR_BUF_LEN 10000 + +/* Buffers for storing detailed information about the latest foreign key +and unique key errors */ +extern char* dict_foreign_err_buf; +extern char* dict_unique_err_buf; +extern mutex_t dict_foreign_err_mutex; /* mutex protecting the buffers */ extern dict_sys_t* dict_sys; /* the dictionary system */ extern rw_lock_t dict_operation_lock; |