Commit ae4afbe0 authored by unknown's avatar unknown
Browse files

BUG#23013 make INFORMATION_SCHEMA.FILES easily usable by other engines 


sql/ha_ndbcluster.cc:
  update fill_files_table to match new way of doing things
sql/mysql_priv.h:
  defines for INFORMATION_SCHEMA.FILES column numbers
  add init_fill_schema_files_row()
sql/sql_show.cc:
  add init_fill_schema_files_row(TABLE*) to help engines with filling schema files.
parent 121d7b39

sql/ha_ndbcluster.cc

+100 −194
Original line number Diff line number Diff line
@@ -10449,7 +10449,7 @@ static int ndbcluster_fill_files_table(THD *thd, TABLE_LIST *tables, 


    while ((id= g_ndb_cluster_connection->get_next_node(iter)))

    {

      uint c= 0;

      init_fill_schema_files_row(table);

      NdbDictionary::Datafile df= dict->getDatafile(id, elt.name);

      ndberr= dict->getNdbError();

      if(ndberr.classification != NdbError::NoError)
@@ -10467,76 +10467,48 @@ static int ndbcluster_fill_files_table(THD *thd, TABLE_LIST *tables, 
        ERR_RETURN(ndberr);

      }



      table->field[c++]->set_null(); // FILE_ID

      table->field[c]->set_notnull();

      table->field[c++]->store(elt.name, strlen(elt.name),

      table->field[IS_FILES_FILE_NAME]->set_notnull();

      table->field[IS_FILES_FILE_NAME]->store(elt.name, strlen(elt.name),

                                              system_charset_info);

      table->field[c]->set_notnull();

      table->field[c++]->store("DATAFILE",8,system_charset_info);

      table->field[c]->set_notnull();

      table->field[c++]->store(df.getTablespace(), strlen(df.getTablespace()),

      table->field[IS_FILES_FILE_TYPE]->set_notnull();

      table->field[IS_FILES_FILE_TYPE]->store("DATAFILE",8,

                                              system_charset_info);

      table->field[c++]->set_null(); // TABLE_CATALOG

      table->field[c++]->set_null(); // TABLE_SCHEMA

      table->field[c++]->set_null(); // TABLE_NAME



      // LOGFILE_GROUP_NAME

      table->field[c]->set_notnull();

      table->field[c++]->store(ts.getDefaultLogfileGroup(),

      table->field[IS_FILES_TABLESPACE_NAME]->set_notnull();

      table->field[IS_FILES_TABLESPACE_NAME]->store(df.getTablespace(),

                                                    strlen(df.getTablespace()),

                                                    system_charset_info);

      table->field[IS_FILES_LOGFILE_GROUP_NAME]->set_notnull();

      table->field[IS_FILES_LOGFILE_GROUP_NAME]->

        store(ts.getDefaultLogfileGroup(),

              strlen(ts.getDefaultLogfileGroup()),

              system_charset_info);

      table->field[c++]->set_null(); // LOGFILE_GROUP_NUMBER

      table->field[c]->set_notnull();

      table->field[c++]->store(ndbcluster_hton_name,

      table->field[IS_FILES_ENGINE]->set_notnull();

      table->field[IS_FILES_ENGINE]->store(ndbcluster_hton_name,

                                           ndbcluster_hton_name_length,

                               system_charset_info); // ENGINE



      table->field[c++]->set_null(); // FULLTEXT_KEYS

      table->field[c++]->set_null(); // DELETED_ROWS

      table->field[c++]->set_null(); // UPDATE_COUNT

      table->field[c]->set_notnull();

      table->field[c++]->store(df.getFree() / ts.getExtentSize()); // FREE_EXTENTS

      table->field[c]->set_notnull();

      table->field[c++]->store(df.getSize() / ts.getExtentSize()); // TOTAL_EXTENTS

      table->field[c]->set_notnull();

      table->field[c++]->store(ts.getExtentSize()); // EXTENT_SIZE



      table->field[c]->set_notnull();

      table->field[c++]->store(df.getSize()); // INITIAL_SIZE

      table->field[c]->set_notnull();

      table->field[c++]->store(df.getSize()); // MAXIMUM_SIZE

      table->field[c++]->set_null(); // AUTOEXTEND_SIZE



      table->field[c++]->set_null(); // CREATION_TIME

      table->field[c++]->set_null(); // LAST_UPDATE_TIME

      table->field[c++]->set_null(); // LAST_ACCESS_TIME

      table->field[c++]->set_null(); // RECOVER_TIME

      table->field[c++]->set_null(); // TRANSACTION_COUNTER



      table->field[c]->set_notnull();

      table->field[c++]->store(df.getObjectVersion()); // VERSION



      table->field[c]->set_notnull();

      table->field[c++]->store("FIXED", 5, system_charset_info); // ROW_FORMAT



      table->field[c++]->set_null(); // TABLE_ROWS

      table->field[c++]->set_null(); // AVG_ROW_LENGTH

      table->field[c++]->set_null(); // DATA_LENGTH

      table->field[c++]->set_null(); // MAX_DATA_LENGTH

      table->field[c++]->set_null(); // INDEX_LENGTH

      table->field[c++]->set_null(); // DATA_FREE

      table->field[c++]->set_null(); // CREATE_TIME

      table->field[c++]->set_null(); // UPDATE_TIME

      table->field[c++]->set_null(); // CHECK_TIME

      table->field[c++]->set_null(); // CHECKSUM



      table->field[c]->set_notnull();

      table->field[c++]->store("NORMAL", 6, system_charset_info);

                                           system_charset_info);



      table->field[IS_FILES_FREE_EXTENTS]->set_notnull();

      table->field[IS_FILES_FREE_EXTENTS]->store(df.getFree()

                                                 / ts.getExtentSize());

      table->field[IS_FILES_TOTAL_EXTENTS]->set_notnull();

      table->field[IS_FILES_TOTAL_EXTENTS]->store(df.getSize()

                                                  / ts.getExtentSize());

      table->field[IS_FILES_EXTENT_SIZE]->set_notnull();

      table->field[IS_FILES_EXTENT_SIZE]->store(ts.getExtentSize());

      table->field[IS_FILES_INITIAL_SIZE]->set_notnull();

      table->field[IS_FILES_INITIAL_SIZE]->store(df.getSize());

      table->field[IS_FILES_MAXIMUM_SIZE]->set_notnull();

      table->field[IS_FILES_MAXIMUM_SIZE]->store(df.getSize());

      table->field[IS_FILES_VERSION]->set_notnull();

      table->field[IS_FILES_VERSION]->store(df.getObjectVersion());



      table->field[IS_FILES_ROW_FORMAT]->set_notnull();

      table->field[IS_FILES_ROW_FORMAT]->store("FIXED", 5, system_charset_info);



      char extra[30];

      int len= my_snprintf(extra, sizeof(extra), "CLUSTER_NODE=%u", id);

      table->field[c]->store(extra, len, system_charset_info);

      table->field[c]->set_notnull();

      table->field[IS_FILES_EXTRA]->set_notnull();

      table->field[IS_FILES_EXTRA]->store(extra, len, system_charset_info);

      schema_table_store_record(thd, table);

    }

  }
@@ -10575,76 +10547,43 @@ static int ndbcluster_fill_files_table(THD *thd, TABLE_LIST *tables, 
        ERR_RETURN(ndberr);

      }



      int c= 0;

      table->field[c++]->set_null(); // FILE_ID

      table->field[c]->set_notnull();

      table->field[c++]->store(elt.name, strlen(elt.name),

      init_fill_schema_files_row(table);

      table->field[IS_FILES_FILE_NAME]->set_notnull();

      table->field[IS_FILES_FILE_NAME]->store(elt.name, strlen(elt.name),

                                              system_charset_info);

      table->field[IS_FILES_FILE_TYPE]->set_notnull();

      table->field[IS_FILES_FILE_TYPE]->store("UNDO LOG", 8,

                                              system_charset_info);

      table->field[c]->set_notnull();

      table->field[c++]->store("UNDO LOG", 8, system_charset_info);

      table->field[c++]->set_null(); // TABLESPACE NAME

      table->field[c++]->set_null(); // TABLE_CATALOG

      table->field[c++]->set_null(); // TABLE_SCHEMA

      table->field[c++]->set_null(); // TABLE_NAME



      // LOGFILE_GROUP_NAME

      NdbDictionary::ObjectId objid;

      uf.getLogfileGroupId(&objid);

      table->field[c]->set_notnull();

      table->field[c++]->store(uf.getLogfileGroup(),

      table->field[IS_FILES_LOGFILE_GROUP_NAME]->set_notnull();

      table->field[IS_FILES_LOGFILE_GROUP_NAME]->store(uf.getLogfileGroup(),

                                                  strlen(uf.getLogfileGroup()),

                                                       system_charset_info);

      table->field[c]->set_notnull();

      table->field[c++]->store(objid.getObjectId()); // LOGFILE_GROUP_NUMBER

      table->field[c]->set_notnull();

      table->field[c++]->store(ndbcluster_hton_name,

      table->field[IS_FILES_LOGFILE_GROUP_NUMBER]->set_notnull();

      table->field[IS_FILES_LOGFILE_GROUP_NUMBER]->store(objid.getObjectId());

      table->field[IS_FILES_ENGINE]->set_notnull();

      table->field[IS_FILES_ENGINE]->store(ndbcluster_hton_name,

                                           ndbcluster_hton_name_length,

                               system_charset_info); // ENGINE



      table->field[c++]->set_null(); // FULLTEXT_KEYS

      table->field[c++]->set_null(); // DELETED_ROWS

      table->field[c++]->set_null(); // UPDATE_COUNT

      table->field[c++]->set_null(); // FREE_EXTENTS

      table->field[c]->set_notnull();

      table->field[c++]->store(uf.getSize()/4); // TOTAL_EXTENTS

      table->field[c]->set_notnull();

      table->field[c++]->store(4); // EXTENT_SIZE



      table->field[c]->set_notnull();

      table->field[c++]->store(uf.getSize()); // INITIAL_SIZE

      table->field[c]->set_notnull();

      table->field[c++]->store(uf.getSize()); // MAXIMUM_SIZE

      table->field[c++]->set_null(); // AUTOEXTEND_SIZE



      table->field[c++]->set_null(); // CREATION_TIME

      table->field[c++]->set_null(); // LAST_UPDATE_TIME

      table->field[c++]->set_null(); // LAST_ACCESS_TIME

      table->field[c++]->set_null(); // RECOVER_TIME

      table->field[c++]->set_null(); // TRANSACTION_COUNTER



      table->field[c]->set_notnull();

      table->field[c++]->store(uf.getObjectVersion()); // VERSION



      table->field[c++]->set_null(); // ROW FORMAT



      table->field[c++]->set_null(); // TABLE_ROWS

      table->field[c++]->set_null(); // AVG_ROW_LENGTH

      table->field[c++]->set_null(); // DATA_LENGTH

      table->field[c++]->set_null(); // MAX_DATA_LENGTH

      table->field[c++]->set_null(); // INDEX_LENGTH

      table->field[c++]->set_null(); // DATA_FREE

      table->field[c++]->set_null(); // CREATE_TIME

      table->field[c++]->set_null(); // UPDATE_TIME

      table->field[c++]->set_null(); // CHECK_TIME

      table->field[c++]->set_null(); // CHECKSUM



      table->field[c]->set_notnull();

      table->field[c++]->store("NORMAL", 6, system_charset_info);

                                           system_charset_info);



      table->field[IS_FILES_TOTAL_EXTENTS]->set_notnull();

      table->field[IS_FILES_TOTAL_EXTENTS]->store(uf.getSize()/4);

      table->field[IS_FILES_EXTENT_SIZE]->set_notnull();

      table->field[IS_FILES_EXTENT_SIZE]->store(4);



      table->field[IS_FILES_INITIAL_SIZE]->set_notnull();

      table->field[IS_FILES_INITIAL_SIZE]->store(uf.getSize());

      table->field[IS_FILES_MAXIMUM_SIZE]->set_notnull();

      table->field[IS_FILES_MAXIMUM_SIZE]->store(uf.getSize());



      table->field[IS_FILES_VERSION]->set_notnull();

      table->field[IS_FILES_VERSION]->store(uf.getObjectVersion());



      char extra[100];

      int len= my_snprintf(extra,sizeof(extra),"CLUSTER_NODE=%u;UNDO_BUFFER_SIZE=%lu",id,lfg.getUndoBufferSize());

      table->field[c]->set_notnull();

      table->field[c]->store(extra, len, system_charset_info);

      table->field[IS_FILES_EXTRA]->set_notnull();

      table->field[IS_FILES_EXTRA]->store(extra, len, system_charset_info);

      schema_table_store_record(thd, table);

    }

  }
@@ -10670,69 +10609,36 @@ static int ndbcluster_fill_files_table(THD *thd, TABLE_LIST *tables, 
      ERR_RETURN(ndberr);

    }



    int c= 0;

    table->field[c++]->set_null(); // FILE_ID

    table->field[c++]->set_null(); // name

    table->field[c]->set_notnull();

    table->field[c++]->store("UNDO LOG", 8, system_charset_info);

    table->field[c++]->set_null(); // TABLESPACE NAME

    table->field[c++]->set_null(); // TABLE_CATALOG

    table->field[c++]->set_null(); // TABLE_SCHEMA

    table->field[c++]->set_null(); // TABLE_NAME

    init_fill_schema_files_row(table);

    table->field[IS_FILES_FILE_TYPE]->set_notnull();

    table->field[IS_FILES_FILE_TYPE]->store("UNDO LOG", 8,

                                            system_charset_info);



    // LOGFILE_GROUP_NAME

    table->field[c]->set_notnull();

    table->field[c++]->store(elt.name, strlen(elt.name),

    table->field[IS_FILES_LOGFILE_GROUP_NAME]->set_notnull();

    table->field[IS_FILES_LOGFILE_GROUP_NAME]->store(elt.name,

                                                     strlen(elt.name),

                                                     system_charset_info);

    table->field[c]->set_notnull();

    table->field[c++]->store(lfg.getObjectId()); // LOGFILE_GROUP_NUMBER

    table->field[c]->set_notnull();

    table->field[c++]->store(ndbcluster_hton_name,

    table->field[IS_FILES_LOGFILE_GROUP_NUMBER]->set_notnull();

    table->field[IS_FILES_LOGFILE_GROUP_NUMBER]->store(lfg.getObjectId());

    table->field[IS_FILES_ENGINE]->set_notnull();

    table->field[IS_FILES_ENGINE]->store(ndbcluster_hton_name,

                                         ndbcluster_hton_name_length,

                             system_charset_info); // ENGINE



    table->field[c++]->set_null(); // FULLTEXT_KEYS

    table->field[c++]->set_null(); // DELETED_ROWS

    table->field[c++]->set_null(); // UPDATE_COUNT

    table->field[c]->set_notnull();

    table->field[c++]->store(lfg.getUndoFreeWords()); // FREE_EXTENTS

    table->field[c++]->set_null(); //store(uf.getSize()/4); // TOTAL_EXTENTS

    table->field[c]->set_notnull();

    table->field[c++]->store(4); // EXTENT_SIZE



    table->field[c++]->set_null();//store(uf.getSize()); // INITIAL_SIZE

    table->field[c++]->set_null(); //store(uf.getSize()); // MAXIMUM_SIZE

    table->field[c++]->set_null(); // AUTOEXTEND_SIZE



    table->field[c++]->set_null(); // CREATION_TIME

    table->field[c++]->set_null(); // LAST_UPDATE_TIME

    table->field[c++]->set_null(); // LAST_ACCESS_TIME

    table->field[c++]->set_null(); // RECOVER_TIME

    table->field[c++]->set_null(); // TRANSACTION_COUNTER



    table->field[c]->set_notnull();

    table->field[c++]->store(lfg.getObjectVersion()); // VERSION



    table->field[c++]->set_null(); // ROW FORMAT



    table->field[c++]->set_null(); // TABLE_ROWS

    table->field[c++]->set_null(); // AVG_ROW_LENGTH

    table->field[c++]->set_null(); // DATA_LENGTH

    table->field[c++]->set_null(); // MAX_DATA_LENGTH

    table->field[c++]->set_null(); // INDEX_LENGTH

    table->field[c++]->set_null(); // DATA_FREE

    table->field[c++]->set_null(); // CREATE_TIME

    table->field[c++]->set_null(); // UPDATE_TIME

    table->field[c++]->set_null(); // CHECK_TIME

    table->field[c++]->set_null(); // CHECKSUM



    table->field[c]->set_notnull();

    table->field[c++]->store("NORMAL", 6, system_charset_info);

                                         system_charset_info);



    table->field[IS_FILES_FREE_EXTENTS]->set_notnull();

    table->field[IS_FILES_FREE_EXTENTS]->store(lfg.getUndoFreeWords());

    table->field[IS_FILES_EXTENT_SIZE]->set_notnull();

    table->field[IS_FILES_EXTENT_SIZE]->store(4);



    table->field[IS_FILES_VERSION]->set_notnull();

    table->field[IS_FILES_VERSION]->store(lfg.getObjectVersion());



    char extra[100];

    int len= my_snprintf(extra,sizeof(extra),"UNDO_BUFFER_SIZE=%lu",id,lfg.getUndoBufferSize());

    table->field[c]->set_notnull();

    table->field[c]->store(extra, len, system_charset_info);

    int len= my_snprintf(extra,sizeof(extra),

                         "UNDO_BUFFER_SIZE=%lu",

                         lfg.getUndoBufferSize());

    table->field[IS_FILES_EXTRA]->set_notnull();

    table->field[IS_FILES_EXTRA]->store(extra, len, system_charset_info);

    schema_table_store_record(thd, table);

  }

  DBUG_RETURN(0);

sql/mysql_priv.h

+39 −0
Original line number Diff line number Diff line
@@ -2033,6 +2033,45 @@ inline void kill_delayed_threads(void) {} 
#endif



/* Used by handlers to store things in schema tables */

#define IS_FILES_FILE_ID              0

#define IS_FILES_FILE_NAME            1

#define IS_FILES_FILE_TYPE            2

#define IS_FILES_TABLESPACE_NAME      3

#define IS_FILES_TABLE_CATALOG        4

#define IS_FILES_TABLE_SCHEMA         5

#define IS_FILES_TABLE_NAME           6

#define IS_FILES_LOGFILE_GROUP_NAME   7

#define IS_FILES_LOGFILE_GROUP_NUMBER 8

#define IS_FILES_ENGINE               9

#define IS_FILES_FULLTEXT_KEYS       10

#define IS_FILES_DELETED_ROWS        11

#define IS_FILES_UPDATE_COUNT        12

#define IS_FILES_FREE_EXTENTS        13

#define IS_FILES_TOTAL_EXTENTS       14

#define IS_FILES_EXTENT_SIZE         15

#define IS_FILES_INITIAL_SIZE        16

#define IS_FILES_MAXIMUM_SIZE        17

#define IS_FILES_AUTOEXTEND_SIZE     18

#define IS_FILES_CREATION_TIME       19

#define IS_FILES_LAST_UPDATE_TIME    20

#define IS_FILES_LAST_ACCESS_TIME    21

#define IS_FILES_RECOVER_TIME        22

#define IS_FILES_TRANSACTION_COUNTER 23

#define IS_FILES_VERSION             24

#define IS_FILES_ROW_FORMAT          25

#define IS_FILES_TABLE_ROWS          26

#define IS_FILES_AVG_ROW_LENGTH      27

#define IS_FILES_DATA_LENGTH         28

#define IS_FILES_MAX_DATA_LENGTH     29

#define IS_FILES_INDEX_LENGTH        30

#define IS_FILES_DATA_FREE           31

#define IS_FILES_CREATE_TIME         32

#define IS_FILES_UPDATE_TIME         33

#define IS_FILES_CHECK_TIME          34

#define IS_FILES_CHECKSUM            35

#define IS_FILES_STATUS              36

#define IS_FILES_EXTRA               37

void init_fill_schema_files_row(TABLE* table);

bool schema_table_store_record(THD *thd, TABLE *table);



#endif /* MYSQL_SERVER */

sql/sql_show.cc

+10 −0
Original line number Diff line number Diff line
@@ -5418,6 +5418,16 @@ ST_FIELD_INFO files_fields_info[]= 
  {0, 0, MYSQL_TYPE_STRING, 0, 0, 0}

};



void init_fill_schema_files_row(TABLE* table)

{

  int i;

  for(i=0; files_fields_info[i].field_name!=NULL; i++)

    table->field[i]->set_null();



  table->field[IS_FILES_STATUS]->set_notnull();

  table->field[IS_FILES_STATUS]->store("NORMAL", 6, system_charset_info);

}



ST_FIELD_INFO referential_constraints_fields_info[]=

{

  {"CONSTRAINT_CATALOG", FN_REFLEN, MYSQL_TYPE_STRING, 0, 1, 0},