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author | Sergei Golubchik <serg@mariadb.org> | 2016-04-26 19:07:11 +0200 |
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committer | Sergei Golubchik <serg@mariadb.org> | 2016-04-26 19:07:11 +0200 |
commit | 5b8ac23030a59a8ed3636d441180fec571dbe3d1 (patch) | |
tree | 2276f28705e8cf407ed84eb58cedd2166ea4150a /storage/xtradb/handler/ha_innodb.h | |
parent | d76eba6a6b7de3077487ff3e4e7fa0ef2a7a9b00 (diff) | |
download | mariadb-git-5b8ac23030a59a8ed3636d441180fec571dbe3d1.tar.gz |
5.6.29-76.2
Diffstat (limited to 'storage/xtradb/handler/ha_innodb.h')
-rw-r--r-- | storage/xtradb/handler/ha_innodb.h | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/storage/xtradb/handler/ha_innodb.h b/storage/xtradb/handler/ha_innodb.h index d49a7c228f7..b4c0e0b7cf4 100644 --- a/storage/xtradb/handler/ha_innodb.h +++ b/storage/xtradb/handler/ha_innodb.h @@ -642,3 +642,26 @@ innobase_copy_frm_flags_from_table_share( /*=====================================*/ dict_table_t* innodb_table, /*!< in/out: InnoDB table */ const TABLE_SHARE* table_share); /*!< in: table share */ + +/*******************************************************************//** +This function builds a translation table in INNOBASE_SHARE +structure for fast index location with mysql array number from its +table->key_info structure. This also provides the necessary translation +between the key order in mysql key_info and Innodb ib_table->indexes if +they are not fully matched with each other. +Note we do not have any mutex protecting the translation table +building based on the assumption that there is no concurrent +index creation/drop and DMLs that requires index lookup. All table +handle will be closed before the index creation/drop. +@return TRUE if index translation table built successfully */ +UNIV_INTERN +ibool +innobase_build_index_translation( +/*=============================*/ + const TABLE* table, /*!< in: table in MySQL data + dictionary */ + dict_table_t* ib_table, /*!< in: table in Innodb data + dictionary */ + INNOBASE_SHARE* share); /*!< in/out: share structure + where index translation table + will be constructed in. */ |