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71 lines
2.7 KiB
C++
71 lines
2.7 KiB
C++
/* -*- mode: C++; c-basic-offset: 4; indent-tabs-mode: nil -*- */
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// vim: ft=cpp:expandtab:ts=8:sw=4:softtabstop=4:
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#ident "$Id$"
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/*======
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This file is part of TokuDB
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Copyright (c) 2006, 2015, Percona and/or its affiliates. All rights reserved.
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TokuDBis is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License, version 2,
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as published by the Free Software Foundation.
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TokuDB is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with TokuDB. If not, see <http://www.gnu.org/licenses/>.
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======= */
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#ident "Copyright (c) 2006, 2015, Percona and/or its affiliates. All rights reserved."
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/****************************************************************************
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* DS-MRR implementation, essentially copied from InnoDB/MyISAM/Maria
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***************************************************************************/
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/**
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* Multi Range Read interface, DS-MRR calls
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*/
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int ha_tokudb::multi_range_read_init(RANGE_SEQ_IF *seq, void *seq_init_param,
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uint n_ranges, uint mode,
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HANDLER_BUFFER *buf)
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{
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return ds_mrr.dsmrr_init(this, seq, seq_init_param, n_ranges, mode, buf);
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}
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int ha_tokudb::multi_range_read_next(range_id_t *range_info)
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{
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return ds_mrr.dsmrr_next(range_info);
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}
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ha_rows ha_tokudb::multi_range_read_info_const(uint keyno, RANGE_SEQ_IF *seq,
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void *seq_init_param,
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uint n_ranges, uint *bufsz,
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uint *flags,
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COST_VECT *cost)
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{
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/* See comments in ha_myisam::multi_range_read_info_const */
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ds_mrr.init(this, table);
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ha_rows res= ds_mrr.dsmrr_info_const(keyno, seq, seq_init_param, n_ranges,
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bufsz, flags, cost);
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return res;
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}
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ha_rows ha_tokudb::multi_range_read_info(uint keyno, uint n_ranges, uint keys,
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uint key_parts, uint *bufsz,
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uint *flags, COST_VECT *cost)
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{
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ds_mrr.init(this, table);
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ha_rows res= ds_mrr.dsmrr_info(keyno, n_ranges, keys, key_parts, bufsz,
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flags, cost);
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return res;
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}
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int ha_tokudb::multi_range_read_explain_info(uint mrr_mode, char *str, size_t size)
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{
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return ds_mrr.dsmrr_explain_info(mrr_mode, str, size);
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}
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