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aligned.h
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aria_backup.h
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assume_aligned.h
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authors.h
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backup.h
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bounded_queue.h
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char_buffer.h
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charset_collations.h
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client_settings.h
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compat56.h
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config.h
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contributors.h
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create_options.h
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create_tmp_table.h
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cset_narrowing.h
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custom_conf.h
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datadict.h
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ddl_log.h
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debug.h
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debug_sync.h
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deprecation.h
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derived_handler.h
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derror.h
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des_key_file.h
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discover.h
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dur_prop.h
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embedded_priv.h
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event_data_objects.h
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event_db_repository.h
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event_parse_data.h
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event_queue.h
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event_scheduler.h
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events.h
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field.h
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field_comp.h
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filesort.h
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filesort_utils.h
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ft_global.h
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gcalc_slicescan.h
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gcalc_tools.h
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grant.h
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group_by_handler.h
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gstream.h
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gtid_index.h
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ha_handler_stats.h
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ha_partition.h
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ha_sequence.h
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handle_connections_win.h
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handler.h
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hash.h
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hash_filo.h
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heap.h
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hostname.h
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init.h
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innodb_priv.h
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item.h
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item_cmpfunc.h
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item_create.h
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item_func.h
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item_geofunc.h
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item_jsonfunc.h
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item_row.h
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item_strfunc.h
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item_subselect.h
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item_sum.h
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item_timefunc.h
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item_vers.h
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item_windowfunc.h
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item_xmlfunc.h
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json_schema.h
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json_schema_helper.h
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json_table.h
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key.h
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keycaches.h
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lex.h
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lex_charset.h
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lex_hash.h
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lex_ident.h
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lex_string.h
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lex_symbol.h
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lex_token.h
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lf.h
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lock.h
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log.h
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log_cache.h
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log_event.h
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log_event_data_type.h
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log_slow.h
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maria.h
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mariadb.h
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mdl.h
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mem_root_array.h
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message.h
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multi_range_read.h
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my_apc.h
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my_atomic.h
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my_atomic_wrapper.h
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my_base.h
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my_bit.h
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my_check_opt.h
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my_compare.h
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my_counter.h
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my_cpu.h
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my_crypt.h
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my_decimal.h
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my_default.h
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my_handler_errors.h
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my_json_writer.h
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my_libwrap.h
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my_md5.h
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my_minidump.h
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my_nosys.h
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my_rdtsc.h
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my_rnd.h
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my_service_manager.h
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my_stack_alloc.h
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my_stacktrace.h
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my_time.h
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my_tracker.h
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my_tree.h
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my_uctype.h
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my_user.h
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my_virtual_mem.h
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myisam.h
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myisamchk.h
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myisammrg.h
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myisampack.h
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mysqld.h
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mysqld_default_groups.h
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mysqld_suffix.h
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mysys_err.h
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opt_histogram_json.h
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opt_range.h
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opt_rewrite_date_cmp.h
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opt_subselect.h
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opt_trace.h
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opt_trace_context.h
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optimizer_costs.h
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optimizer_defaults.h
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parse_file.h
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partition_element.h
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partition_info.h
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password.h
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pfs_file_provider.h
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pfs_idle_provider.h
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pfs_memory_provider.h
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pfs_metadata_provider.h
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pfs_socket_provider.h
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pfs_stage_provider.h
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pfs_statement_provider.h
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pfs_table_provider.h
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pfs_thread_provider.h
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pfs_transaction_provider.h
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privilege.h
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probes_mysql.h
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probes_mysql_dtrace.h
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probes_mysql_nodtrace.h
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procedure.h
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protocol.h
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proxy_protocol.h
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queues.h
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records.h
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repl_failsafe.h
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replication.h
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rijndael.h
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rowid_filter.h
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rpl_constants.h
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rpl_filter.h
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rpl_gtid.h
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rpl_injector.h
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rpl_mi.h
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rpl_parallel.h
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rpl_record.h
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rpl_reporting.h
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rpl_rli.h
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rpl_tblmap.h
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rpl_utility.h
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scheduler.h
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scope.h
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select_handler.h
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semisync.h
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semisync_master.h
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semisync_master_ack_receiver.h
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semisync_slave.h
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service_versions.h
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session_tracker.h
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set_var.h
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simple_tokenizer.h
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slave.h
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socketpair.h
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source_revision.h
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sp.h
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sp_cache.h
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sp_head.h
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sp_instr.h
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sp_pcontext.h
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sp_rcontext.h
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span.h
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spatial.h
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sql_acl.h
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sql_admin.h
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sql_alloc.h
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sql_alter.h
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sql_analyse.h
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sql_analyze_stmt.h
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sql_array.h
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sql_audit.h
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sql_base.h
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sql_basic_types.h
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sql_binlog.h
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sql_bitmap.h
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sql_bootstrap.h
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sql_cache.h
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sql_callback.h
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sql_class.h
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sql_cmd.h
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sql_connect.h
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sql_const.h
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sql_crypt.h
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sql_cte.h
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sql_cursor.h
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sql_db.h
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sql_debug.h
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sql_delete.h
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sql_derived.h
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sql_digest.h
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sql_do.h
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sql_error.h
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sql_explain.h
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sql_expression_cache.h
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sql_get_diagnostics.h
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sql_handler.h
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sql_help.h
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sql_hset.h
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sql_i_s.h
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sql_insert.h
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sql_join_cache.h
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sql_lex.h
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sql_lifo_buffer.h
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sql_limit.h
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sql_list.h
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sql_load.h
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sql_locale.h
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sql_manager.h
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sql_mode.h
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sql_parse.h
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sql_partition.h
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sql_partition_admin.h
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sql_plist.h
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sql_plugin.h
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sql_plugin_compat.h
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sql_prepare.h
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sql_priv.h
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sql_profile.h
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sql_reload.h
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sql_rename.h
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sql_schema.h
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sql_select.h
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sql_sequence.h
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sql_servers.h
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sql_show.h
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sql_signal.h
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sql_sort.h
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sql_statistics.h
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sql_string.h
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sql_table.h
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sql_test.h
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sql_time.h
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sql_trigger.h
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sql_truncate.h
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sql_tvc.h
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sql_type.h
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sql_type_fixedbin.h
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sql_type_int.h
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sql_type_json.h
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sql_type_real.h
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sql_type_string.h
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sql_type_timeofday.h
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sql_udf.h
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sql_union.h
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sql_update.h
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sql_used.h
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sql_view.h
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sql_window.h
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ssl_compat.h
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strfunc.h
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structs.h
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sys_vars_shared.h
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t_ctype.h
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table.h
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table_cache.h
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thr_lock.h
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thr_malloc.h
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thr_timer.h
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thread_cache.h
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threadpool.h
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threadpool_generic.h
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threadpool_winsockets.h
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transaction.h
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tzfile.h
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uniques.h
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unireg.h
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vers_string.h
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violite.h
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waiting_threads.h
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welcome_copyright_notice.h
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winservice.h
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wqueue.h
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wsrep.h
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wsrep_allowlist_service.h
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wsrep_applier.h
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wsrep_binlog.h
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wsrep_client_service.h
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wsrep_client_state.h
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wsrep_condition_variable.h
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Code Editor : sql_type_geom.h
#ifndef SQL_TYPE_GEOM_H_INCLUDED #define SQL_TYPE_GEOM_H_INCLUDED /* Copyright (c) 2015 MariaDB Foundation Copyright (c) 2019, 2022, MariaDB Corporation. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; version 2 of the License. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02111-1301 USA */ #ifdef USE_PRAGMA_IMPLEMENTATION #pragma implementation // gcc: Class implementation #endif #include "mariadb.h" #include "sql_type.h" #ifdef HAVE_SPATIAL class Type_handler_geometry: public Type_handler_string_result { public: enum geometry_types { GEOM_GEOMETRY = 0, GEOM_POINT = 1, GEOM_LINESTRING = 2, GEOM_POLYGON = 3, GEOM_MULTIPOINT = 4, GEOM_MULTILINESTRING = 5, GEOM_MULTIPOLYGON = 6, GEOM_GEOMETRYCOLLECTION = 7 }; static bool check_type_geom_or_binary(const LEX_CSTRING &opname, const Item *item); static bool check_types_geom_or_binary(const LEX_CSTRING &opname, Item * const *args, uint start, uint end); static const Type_handler_geometry *type_handler_geom_by_type(uint type); LEX_CSTRING extended_metadata_data_type_name() const; public: virtual ~Type_handler_geometry() {} enum_field_types field_type() const override { return MYSQL_TYPE_GEOMETRY; } bool Item_append_extended_type_info(Send_field_extended_metadata *to, const Item *item) const override { LEX_CSTRING tmp= extended_metadata_data_type_name(); return tmp.length ? to->set_data_type_name(tmp) : false; } bool is_param_long_data_type() const override { return true; } uint32 max_display_length_for_field(const Conv_source &src) const override; uint32 calc_pack_length(uint32 length) const override; const Type_collection *type_collection() const override; const Type_handler *type_handler_for_comparison() const override; virtual geometry_types geometry_type() const { return GEOM_GEOMETRY; } virtual Item *create_typecast_item(THD *thd, Item *item, const Type_cast_attributes &attr) const override; const Type_handler *type_handler_frm_unpack(const uchar *buffer) const override; bool is_binary_compatible_geom_super_type_for(const Type_handler_geometry *th) const { return geometry_type() == GEOM_GEOMETRY || geometry_type() == th->geometry_type(); } bool type_can_have_key_part() const override { return true; } bool subquery_type_allows_materialization(const Item *, const Item *, bool) const override { return false; // Materialization does not work with GEOMETRY columns } void Item_param_set_param_func(Item_param *param, uchar **pos, ulong len) const override; bool Item_param_set_from_value(THD *thd, Item_param *param, const Type_all_attributes *attr, const st_value *value) const override; Field *make_conversion_table_field(MEM_ROOT *root, TABLE *table, uint metadata, const Field *target) const override; Log_event_data_type user_var_log_event_data_type(uint charset_nr) const override { return Log_event_data_type(name().lex_cstring(), result_type(), charset_nr, false/*unsigned*/); } uint Column_definition_gis_options_image(uchar *buff, const Column_definition &def) const override; bool Column_definition_data_type_info_image(Binary_string *to, const Column_definition &def) const override { return false; } void Column_definition_attributes_frm_pack(const Column_definition_attributes *at, uchar *buff) const override; bool Column_definition_attributes_frm_unpack(Column_definition_attributes *attr, TABLE_SHARE *share, const uchar *buffer, LEX_CUSTRING *gis_options) const override; bool Column_definition_fix_attributes(Column_definition *c) const override; void Column_definition_reuse_fix_attributes(THD *thd, Column_definition *c, const Field *field) const override; bool Column_definition_prepare_stage1(THD *thd, MEM_ROOT *mem_root, Column_definition *c, column_definition_type_t type, const Column_derived_attributes *derived_attr) const override; bool Column_definition_prepare_stage2(Column_definition *c, handler *file, ulonglong table_flags) const override; bool Key_part_spec_init_primary(Key_part_spec *part, const Column_definition &def, const handler *file) const override; bool Key_part_spec_init_unique(Key_part_spec *part, const Column_definition &def, const handler *file, bool *has_key_needed) const override; bool Key_part_spec_init_multiple(Key_part_spec *part, const Column_definition &def, const handler *file) const override; bool Key_part_spec_init_foreign(Key_part_spec *part, const Column_definition &def, const handler *file) const override; bool Key_part_spec_init_spatial(Key_part_spec *part, const Column_definition &def) const override; Field *make_table_field(MEM_ROOT *root, const LEX_CSTRING *name, const Record_addr &addr, const Type_all_attributes &attr, TABLE_SHARE *share) const override; Field *make_table_field_from_def(TABLE_SHARE *share, MEM_ROOT *mem_root, const LEX_CSTRING *name, const Record_addr &addr, const Bit_addr &bit, const Column_definition_attributes *attr, uint32 flags) const override; bool can_return_int() const override { return false; } bool can_return_decimal() const override { return false; } bool can_return_real() const override { return false; } bool can_return_text() const override { return false; } bool can_return_date() const override { return false; } bool can_return_time() const override { return false; } bool Item_func_round_fix_length_and_dec(Item_func_round *) const override; bool Item_func_int_val_fix_length_and_dec(Item_func_int_val *) const override; bool Item_func_abs_fix_length_and_dec(Item_func_abs *) const override; bool Item_func_neg_fix_length_and_dec(Item_func_neg *) const override; bool Item_hybrid_func_fix_attributes(THD *thd, const LEX_CSTRING &name, Type_handler_hybrid_field_type *h, Type_all_attributes *attr, Item **items, uint nitems) const override; bool Item_sum_sum_fix_length_and_dec(Item_sum_sum *) const override; bool Item_sum_avg_fix_length_and_dec(Item_sum_avg *) const override; bool Item_sum_variance_fix_length_and_dec(Item_sum_variance *) const override; bool Item_func_signed_fix_length_and_dec(Item_func_signed *) const override; bool Item_func_unsigned_fix_length_and_dec(Item_func_unsigned *) const override; bool Item_double_typecast_fix_length_and_dec(Item_double_typecast *) const override; bool Item_float_typecast_fix_length_and_dec(Item_float_typecast *) const override; bool Item_decimal_typecast_fix_length_and_dec(Item_decimal_typecast *) const override; bool Item_char_typecast_fix_length_and_dec(Item_char_typecast *) const override; bool Item_time_typecast_fix_length_and_dec(Item_time_typecast *) const override; bool Item_date_typecast_fix_length_and_dec(Item_date_typecast *) const override; bool Item_datetime_typecast_fix_length_and_dec(Item_datetime_typecast *) const override; }; class Type_handler_point: public Type_handler_geometry { // Binary length of a POINT value: 4 byte SRID + 21 byte WKB POINT static uint octet_length() { return 25; } public: geometry_types geometry_type() const override { return GEOM_POINT; } Item *make_constructor_item(THD *thd, List<Item> *args) const override; bool Key_part_spec_init_primary(Key_part_spec *part, const Column_definition &def, const handler *file) const override; bool Key_part_spec_init_unique(Key_part_spec *part, const Column_definition &def, const handler *file, bool *has_key_needed) const override; bool Key_part_spec_init_multiple(Key_part_spec *part, const Column_definition &def, const handler *file) const override; bool Key_part_spec_init_foreign(Key_part_spec *part, const Column_definition &def, const handler *file) const override; }; class Type_handler_linestring: public Type_handler_geometry { public: geometry_types geometry_type() const override { return GEOM_LINESTRING; } Item *make_constructor_item(THD *thd, List<Item> *args) const override; }; class Type_handler_polygon: public Type_handler_geometry { public: geometry_types geometry_type() const override { return GEOM_POLYGON; } Item *make_constructor_item(THD *thd, List<Item> *args) const override; }; class Type_handler_multipoint: public Type_handler_geometry { public: geometry_types geometry_type() const override { return GEOM_MULTIPOINT; } Item *make_constructor_item(THD *thd, List<Item> *args) const override; }; class Type_handler_multilinestring: public Type_handler_geometry { public: geometry_types geometry_type() const override { return GEOM_MULTILINESTRING; } Item *make_constructor_item(THD *thd, List<Item> *args) const override; }; class Type_handler_multipolygon: public Type_handler_geometry { public: geometry_types geometry_type() const override { return GEOM_MULTIPOLYGON; } Item *make_constructor_item(THD *thd, List<Item> *args) const override; }; class Type_handler_geometrycollection: public Type_handler_geometry { public: geometry_types geometry_type() const override { return GEOM_GEOMETRYCOLLECTION; } Item *make_constructor_item(THD *thd, List<Item> *args) const override; }; extern Named_type_handler<Type_handler_geometry> type_handler_geometry; extern Named_type_handler<Type_handler_point> type_handler_point; extern Named_type_handler<Type_handler_linestring> type_handler_linestring; extern Named_type_handler<Type_handler_polygon> type_handler_polygon; extern Named_type_handler<Type_handler_multipoint> type_handler_multipoint; extern Named_type_handler<Type_handler_multilinestring> type_handler_multilinestring; extern Named_type_handler<Type_handler_multipolygon> type_handler_multipolygon; extern Named_type_handler<Type_handler_geometrycollection> type_handler_geometrycollection; class Type_collection_geometry: public Type_collection { const Type_handler *aggregate_common(const Type_handler *a, const Type_handler *b) const { if (a == b) return a; if (dynamic_cast<const Type_handler_geometry*>(a) && dynamic_cast<const Type_handler_geometry*>(b)) return &type_handler_geometry; return NULL; } const Type_handler *aggregate_if_null(const Type_handler *a, const Type_handler *b) const { return a == &type_handler_null ? b : b == &type_handler_null ? a : NULL; } const Type_handler *aggregate_if_long_blob(const Type_handler *a, const Type_handler *b) const { return a == &type_handler_long_blob ? &type_handler_long_blob : b == &type_handler_long_blob ? &type_handler_long_blob : NULL; } const Type_handler *aggregate_if_string(const Type_handler *a, const Type_handler *b) const; #ifndef DBUG_OFF bool init_aggregators(Type_handler_data *data, const Type_handler *geom) const; #endif public: bool init(Type_handler_data *data) override; const Type_handler *aggregate_for_result(const Type_handler *a, const Type_handler *b) const override; const Type_handler *aggregate_for_comparison(const Type_handler *a, const Type_handler *b) const override; const Type_handler *aggregate_for_min_max(const Type_handler *a, const Type_handler *b) const override; const Type_handler *aggregate_for_num_op(const Type_handler *a, const Type_handler *b) const override { return NULL; } }; extern Type_collection_geometry type_collection_geometry; const Type_handler * Type_collection_geometry_handler_by_name(const LEX_CSTRING &name); #include "field.h" class Field_geom :public Field_blob { const Type_handler_geometry *m_type_handler; public: uint srid; uint precision; enum storage_type { GEOM_STORAGE_WKB= 0, GEOM_STORAGE_BINARY= 1}; enum storage_type storage; Field_geom(uchar *ptr_arg, uchar *null_ptr_arg, uchar null_bit_arg, enum utype unireg_check_arg, const LEX_CSTRING *field_name_arg, TABLE_SHARE *share, uint blob_pack_length, const Type_handler_geometry *gth, uint field_srid) :Field_blob(ptr_arg, null_ptr_arg, null_bit_arg, unireg_check_arg, field_name_arg, share, blob_pack_length, &my_charset_bin), m_type_handler(gth) { srid= field_srid; } enum_conv_type rpl_conv_type_from(const Conv_source &source, const Relay_log_info *rli, const Conv_param ¶m) const override; enum ha_base_keytype key_type() const override { return HA_KEYTYPE_VARBINARY2; } const Type_handler *type_handler() const override { return m_type_handler; } const Type_handler_geometry *type_handler_geom() const { return m_type_handler; } void set_type_handler(const Type_handler_geometry *th) { m_type_handler= th; } enum_field_types type() const override { return MYSQL_TYPE_GEOMETRY; } enum_field_types real_type() const override { return MYSQL_TYPE_GEOMETRY; } Information_schema_character_attributes information_schema_character_attributes() const override { return Information_schema_character_attributes(); } void make_send_field(Send_field *to) override { Field_longstr::make_send_field(to); LEX_CSTRING tmp= m_type_handler->extended_metadata_data_type_name(); if (tmp.length) to->set_data_type_name(tmp); } Data_type_compatibility can_optimize_range(const Item_bool_func *cond, const Item *item, bool is_eq_func) const override; void sql_type(String &str) const override; Copy_func *get_copy_func(const Field *from) const override { const Type_handler_geometry *fth= dynamic_cast<const Type_handler_geometry*>(from->type_handler()); if (fth && m_type_handler->is_binary_compatible_geom_super_type_for(fth)) return get_identical_copy_func(); return do_conv_blob; } bool memcpy_field_possible(const Field *from) const override { const Type_handler_geometry *fth= dynamic_cast<const Type_handler_geometry*>(from->type_handler()); return fth && m_type_handler->is_binary_compatible_geom_super_type_for(fth) && !table->copy_blobs; } bool is_equal(const Column_definition &new_field) const override; int store(const char *to, size_t length, CHARSET_INFO *charset) override; int store(double nr) override; int store(longlong nr, bool unsigned_val) override; int store_decimal(const my_decimal *) override; uint size_of() const override{ return sizeof(*this); } /** Key length is provided only to support hash joins. (compared byte for byte) Ex: SELECT .. FROM t1,t2 WHERE t1.field_geom1=t2.field_geom2. The comparison is not very relevant, as identical geometry might be represented differently, but we need to support it either way. */ uint32 key_length() const override{ return packlength; } uint get_key_image(uchar *buff,uint length, const uchar *ptr_arg, imagetype type_arg) const override; /** Non-nullable GEOMETRY types cannot have defaults, but the underlying blob must still be reset. */ int reset(void) override{ return Field_blob::reset() || !maybe_null(); } bool load_data_set_null(THD *thd) override; bool load_data_set_no_data(THD *thd, bool fixed_format) override; uint get_srid() const { return srid; } void print_key_value(String *out, uint32 length) override { out->append(STRING_WITH_LEN("unprintable_geometry_value")); } Binlog_type_info binlog_type_info() const override; }; #endif // HAVE_SPATIAL #endif // SQL_TYPE_GEOM_H_INCLUDED
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