aerospike_key.h

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/*
 * Copyright 2008-2022 Aerospike, Inc.
 *
 * Portions may be licensed to Aerospike, Inc. under one or more contributor
 * license agreements.
 *
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
 * use this file except in compliance with the License. You may obtain a copy of
 * the License at http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations under
 * the License.
 */
#pragma once

/**
 * @defgroup key_operations Key Operations
 * @ingroup client_operations
 *
 * Aerospike provides a key based API to access and modify data into the 
 * cluster. 
 *
 * The Key API is a collection of APIs that use as_key as for looking up
 * records for accessing and modifying in the cluster. 
 * 
 */

#include <aerospike/aerospike.h>
#include <aerospike/as_listener.h>
#include <aerospike/as_error.h>
#include <aerospike/as_key.h>
#include <aerospike/as_list.h>
#include <aerospike/as_operations.h>
#include <aerospike/as_policy.h>
#include <aerospike/as_record.h>
#include <aerospike/as_status.h>
#include <aerospike/as_val.h>

#ifdef __cplusplus
extern "C" {
#endif

/******************************************************************************
 * FUNCTIONS
 *****************************************************************************/

/**
 * Look up a record by key and return all bins.
 *
 * ~~~~~~~~~~{.c}
 * as_key key;
 * as_key_init(&key, "ns", "set", "key");
 * 
 * as_record* rec = NULL;
 * if (aerospike_key_get(&as, &err, NULL, &key, &rec) != AEROSPIKE_OK) {
 *     printf("error(%d) %s at [%s:%d]", err.code, err.message, err.file, err.line);
 * }
 * else {
 *     as_record_destroy(rec);
 * }
 * ~~~~~~~~~~
 *
 * @param as            The aerospike instance to use for this operation.
 * @param err           The as_error to be populated if an error occurs.
 * @param policy        The policy to use for this operation. If NULL, then the default policy will be used.
 * @param key           The key of the record.
 * @param rec           The record to be populated with the data from request. If the record pointer is
 *                      preset to NULL, the record will be created and initialized. If the record pointer
 *                      is not NULL, the record is assumed to be valid and will be reused. Either way,
 *                      the record must be preset.
 *
 * @return AEROSPIKE_OK if successful. Otherwise an error.
 *
 * @ingroup key_operations
 */
AS_EXTERN as_status
aerospike_key_get(
    aerospike* as, as_error* err, const as_policy_read* policy, const as_key* key, as_record** rec
    );

/**
 * Asynchronously look up a record by key and return all bins.
 *
 * ~~~~~~~~~~{.c}
 * void my_listener(as_error* err, as_record* record, void* udata, as_event_loop* event_loop)
 * {
 *     if (err) {
 *         printf("Command failed: %d %s\n", err->code, err->message);
 *         return;
 *     }
 *     // Process record bins
 *     // Only call as_record_destroy(record) when command is successful (err == NULL) and 
 *     // "as_policy_read.async_heap_rec" is true. Otherwise, the calling function will destroy the
 *     // record when the listener completes.
 * }
 *
 * as_key key;
 * as_key_init(&key, "ns", "set", "key");
 *
 * as_status status = aerospike_key_get_async(&as, &err, NULL, &key, my_listener, NULL, NULL, NULL);
 * ~~~~~~~~~~
 *
 * @param as                The aerospike instance to use for this operation.
 * @param err               The as_error to be populated if an error occurs.
 * @param policy            The policy to use for this operation. If NULL, then the default policy will be used.
 * @param key               The key of the record.
 * @param listener          User function to be called with command results.
 * @param udata             User data to be forwarded to user callback.
 * @param event_loop        Event loop assigned to run this command. If NULL, an event loop will be chosen by round-robin.
 * @param pipe_listener     Enables command pipelining, if not NULL. The given callback is invoked after the current command
 *                          has been sent to the server. This allows for issuing the next command even before receiving a
 *                          result for the current command.
 *
 * @return AEROSPIKE_OK if async command successfully queued. Otherwise an error.
 *
 * @ingroup key_operations
 */
AS_EXTERN as_status
aerospike_key_get_async(
    aerospike* as, as_error* err, const as_policy_read* policy, const as_key* key,
    as_async_record_listener listener, void* udata, as_event_loop* event_loop,
    as_pipe_listener pipe_listener
    );

/**
 * Lookup a record by key, then return specified bins.
 *
 * ~~~~~~~~~~{.c}
 * char* select[] = {"bin1", "bin2", "bin3", NULL};
 * 
 * as_key key;
 * as_key_init(&key, "ns", "set", "key");
 * 
 * as_record* rec = NULL;
 * if (aerospike_key_select(&as, &err, NULL, &key, select, &rec) != AEROSPIKE_OK) {
 *     printf("error(%d) %s at [%s:%d]", err.code, err.message, err.file, err.line);
 * }
 * else {
 *     as_record_destroy(rec);
 * }
 * ~~~~~~~~~~
 *
 * @param as            The aerospike instance to use for this operation.
 * @param err           The as_error to be populated if an error occurs.
 * @param policy        The policy to use for this operation. If NULL, then the default policy will be used.
 * @param key           The key of the record.
 * @param bins          The bins to select. A NULL terminated array of NULL terminated strings.
 * @param rec           The record to be populated with the data from request. If the record pointer is
 *                      preset to NULL, the record will be created and initialized. If the record pointer
 *                      is not NULL, the record is assumed to be valid and will be reused. Either way,
 *                      the record must be preset.
 *
 * @return AEROSPIKE_OK if successful. Otherwise an error.
 *
 * @ingroup key_operations
 */
AS_EXTERN as_status
aerospike_key_select(
    aerospike* as, as_error* err, const as_policy_read* policy, const as_key* key,
    const char* bins[], as_record** rec
    );

/**
 * Asynchronously lookup a record by key, then return specified bins.
 *
 * ~~~~~~~~~~{.c}
 * void my_listener(as_error* err, as_record* record, void* udata, as_event_loop* event_loop)
 * {
 *     if (err) {
 *         printf("Command failed: %d %s\n", err->code, err->message);
 *         return;
 *     }
 *     // Process record bins
 *     // Only call as_record_destroy(record) when command is successful (err == NULL) and 
 *     // "as_policy_read.async_heap_rec" is true. Otherwise, the calling function will destroy the
 *     // record when the listener completes.
 * }
 *
 * char* select[] = {"bin1", "bin2", "bin3", NULL};
 *
 * as_key key;
 * as_key_init(&key, "ns", "set", "key");
 *
 * as_status status = aerospike_key_select_async(&as, &err, NULL, &key, select, my_listener, NULL, NULL, NULL);
 * ~~~~~~~~~~
 *
 * @param as                The aerospike instance to use for this operation.
 * @param err               The as_error to be populated if an error occurs.
 * @param policy            The policy to use for this operation. If NULL, then the default policy will be used.
 * @param key               The key of the record.
 * @param bins              The bins to select. A NULL terminated array of NULL terminated strings.
 * @param listener          User function to be called with command results.
 * @param udata             User data to be forwarded to user callback.
 * @param event_loop        Event loop assigned to run this command. If NULL, an event loop will be chosen by round-robin.
 * @param pipe_listener     Enables command pipelining, if not NULL. The given callback is invoked after the current command
 *                          has been sent to the server. This allows for issuing the next command even before receiving a
 *                          result for the current command.
 *
 * @return AEROSPIKE_OK if async command successfully queued. Otherwise an error.
 *
 * @ingroup key_operations
 */
AS_EXTERN as_status
aerospike_key_select_async(
    aerospike* as, as_error* err, const as_policy_read* policy, const as_key* key, const char* bins[],
    as_async_record_listener listener, void* udata, as_event_loop* event_loop, as_pipe_listener pipe_listener
    );

/**
 * Check if a record exists in the cluster via its key. The record's metadata 
 * will be populated if the record exists.
 *
 * ~~~~~~~~~~{.c}
 * as_key key;
 * as_key_init(&key, "ns", "set", "key");
 * 
 * as_record* rec = NULL;
 * if (aerospike_key_exists(&as, &err, NULL, &key, &rec) != AEROSPIKE_OK) {
 *     printf("error(%d) %s at [%s:%d]", err.code, err.message, err.file, err.line);
 * }
 * else {
 *     if (rec) {
 *         printf("Record exists.");
 *         as_record_destroy(rec);
 *     }
 *     else {
 *         printf("Record doesn't exist.");
 *     }
 * }
 * ~~~~~~~~~~
 *
 * @param as            The aerospike instance to use for this operation.
 * @param err           The as_error to be populated if an error occurs.
 * @param policy        The policy to use for this operation. If NULL, then the default policy will be used.
 * @param key           The key of the record.
 * @param rec           The metadata will be populated if the record exists. If the record pointer is
 *                      preset to NULL, the record will be created and initialized. If the record pointer
 *                      is not NULL, the record is assumed to be valid and will be reused. Either way,
 *                      the record must be preset.
 *
 * @return AEROSPIKE_OK if successful. AEROSPIKE_ERR_RECORD_NOT_FOUND if not found. Otherwise an error.
 *
 * @ingroup key_operations
 */
AS_EXTERN as_status
aerospike_key_exists(
    aerospike* as, as_error* err, const as_policy_read* policy, const as_key* key, as_record** rec
    );

/**
 * Asynchronously check if a record exists in the cluster via its key. The record's metadata
 * will be populated if the record exists.
 *
 * ~~~~~~~~~~{.c}
 * void my_listener(as_error* err, as_record* record, void* udata, as_event_loop* event_loop)
 * {
 *     if (err) {
 *         printf("Command failed: %d %s\n", err->code, err->message);
 *         return;
 *     }
 *     if (record) {
 *         printf("Record exists.");
 *         // Only call as_record_destroy(record) when the record exists, the command is successful 
 *         // (err == NULL) and "as_policy_read.async_heap_rec" is true. Otherwise, the calling
 *         // function will destroy the record when the listener completes.
 *     }
 *     else {
 *         printf("Record doesn't exist.");
 *     }
 * }
 *
 * as_key key;
 * as_key_init(&key, "ns", "set", "key");
 *
 * as_status status = aerospike_key_exists_async(&as, &err, NULL, &key, my_listener, NULL, NULL, NULL);
 * ~~~~~~~~~~
 *
 * @param as                The aerospike instance to use for this operation.
 * @param err               The as_error to be populated if an error occurs.
 * @param policy            The policy to use for this operation. If NULL, then the default policy will be used.
 * @param key               The key of the record.
 * @param listener          User function to be called with command results.
 * @param udata             User data to be forwarded to user callback.
 * @param event_loop        Event loop assigned to run this command. If NULL, an event loop will be chosen by round-robin.
 * @param pipe_listener     Enables command pipelining, if not NULL. The given callback is invoked after the current command
 *                          has been sent to the server. This allows for issuing the next command even before receiving a
 *                          result for the current command.
 *
 * @return AEROSPIKE_OK if async command successfully queued. Otherwise an error.
 *
 * @ingroup key_operations
 */
AS_EXTERN as_status
aerospike_key_exists_async(
    aerospike* as, as_error* err, const as_policy_read* policy, const as_key* key,
    as_async_record_listener listener, void* udata, as_event_loop* event_loop,
    as_pipe_listener pipe_listener
    );

/**
 * Store a record in the cluster.
 *
 * ~~~~~~~~~~{.c}
 * as_key key;
 * as_key_init(&key, "ns", "set", "key");
 *
 * as_record rec;
 * as_record_init(&rec, 2);
 * as_record_set_str(&rec, "bin1", "abc");
 * as_record_set_int64(&rec, "bin2", 123);
 * 
 * if (aerospike_key_put(&as, &err, NULL, &key, &rec) != AEROSPIKE_OK) {
 *     printf("error(%d) %s at [%s:%d]", err.code, err.message, err.file, err.line);
 * }
 * as_record_destroy(&rec);
 * ~~~~~~~~~~
 *
 * @param as            The aerospike instance to use for this operation.
 * @param err           The as_error to be populated if an error occurs.
 * @param policy        The policy to use for this operation. If NULL, then the default policy will be used.
 * @param key           The key of the record.
 * @param rec           The record containing the data to be written.
 *
 * @return AEROSPIKE_OK if successful. Otherwise an error.
 *
 * @ingroup key_operations
 */
AS_EXTERN as_status
aerospike_key_put(
    aerospike* as, as_error* err, const as_policy_write* policy, const as_key* key, as_record* rec
    );

/**
 * Asynchronously store a record in the cluster.
 *
 * ~~~~~~~~~~{.c}
 * void my_listener(as_error* err, void* udata, as_event_loop* event_loop)
 * {
 *     if (err) {
 *         printf("Command failed: %d %s\n", err->code, err->message);
 *         return;
 *     }
 *     printf("Command succeeded\n");
 * }
 *
 * as_key key;
 * as_key_init(&key, "ns", "set", "key");
 *
 * as_record rec;
 * as_record_init(&rec, 2);
 * as_record_set_str(&rec, "bin1", "abc");
 * as_record_set_int64(&rec, "bin2", 123);
 *
 * as_status status = aerospike_key_put_async(&as, &err, NULL, &key, &rec, my_listener, NULL, NULL, NULL);
 * as_record_destroy(&rec);
 * ~~~~~~~~~~
 *
 * @param as                The aerospike instance to use for this operation.
 * @param err               The as_error to be populated if an error occurs.
 * @param policy            The policy to use for this operation. If NULL, then the default policy will be used.
 * @param key               The key of the record.
 * @param rec               The record containing the data to be written.
 * @param listener          User function to be called with command results.
 * @param udata             User data to be forwarded to user callback.
 * @param event_loop        Event loop assigned to run this command. If NULL, an event loop will be chosen by round-robin.
 * @param pipe_listener     Enables command pipelining, if not NULL. The given callback is invoked after the current command
 *                          has been sent to the server. This allows for issuing the next command even before receiving a
 *                          result for the current command.
 *
 * @return AEROSPIKE_OK if async command successfully queued. Otherwise an error.
 *
 * @ingroup key_operations
 */
AS_EXTERN as_status
aerospike_key_put_async(
    aerospike* as, as_error* err, const as_policy_write* policy, const as_key* key, as_record* rec,
    as_async_write_listener listener, void* udata, as_event_loop* event_loop, as_pipe_listener pipe_listener
    );

/**
 * Remove a record from the cluster.
 *
 * ~~~~~~~~~~{.c}
 * as_key key;
 * as_key_init(&key, "ns", "set", "key");
 *
 * if (aerospike_key_remove(&as, &err, NULL, &key) != AEROSPIKE_OK) {
 *     printf("error(%d) %s at [%s:%d]", err.code, err.message, err.file, err.line);
 * }
 * ~~~~~~~~~~
 *
 * @param as            The aerospike instance to use for this operation.
 * @param err           The as_error to be populated if an error occurs.
 * @param policy        The policy to use for this operation. If NULL, then the default policy will be used.
 * @param key           The key of the record.
 *
 * @return AEROSPIKE_OK if successful and AEROSPIKE_ERR_RECORD_NOT_FOUND if the record was not found. Otherwise an error.
 *
 * @ingroup key_operations
 */
AS_EXTERN as_status
aerospike_key_remove(
    aerospike* as, as_error* err, const as_policy_remove* policy, const as_key* key
    );

/**
 * Asynchronously remove a record from the cluster.
 *
 * ~~~~~~~~~~{.c}
 * void my_listener(as_error* err, void* udata, as_event_loop* event_loop)
 * {
 *     if (err) {
 *         printf("Command failed: %d %s\n", err->code, err->message);
 *         return;
 *     }
 *     printf("Command succeeded\n");
 * }
 *
 * as_key key;
 * as_key_init(&key, "ns", "set", "key");
 *
 * as_status status = aerospike_key_remove(&as, &err, NULL, &key, my_listener, NULL, NULL, NULL);
 * ~~~~~~~~~~
 *
 * @param as                The aerospike instance to use for this operation.
 * @param err               The as_error to be populated if an error occurs.
 * @param policy            The policy to use for this operation. If NULL, then the default policy will be used.
 * @param key               The key of the record.
 * @param listener          User function to be called with command results.
 * @param udata             User data to be forwarded to user callback.
 * @param event_loop        Event loop assigned to run this command. If NULL, an event loop will be chosen by round-robin.
 * @param pipe_listener     Enables command pipelining, if not NULL. The given callback is invoked after the current command
 *                          has been sent to the server. This allows for issuing the next command even before receiving a
 *                          result for the current command.
 *
 * @return AEROSPIKE_OK if async command successfully queued. Otherwise an error.
 *
 * @ingroup key_operations
 */
AS_EXTERN as_status
aerospike_key_remove_async(
    aerospike* as, as_error* err, const as_policy_remove* policy, const as_key* key,
    as_async_write_listener listener, void* udata, as_event_loop* event_loop,
    as_pipe_listener pipe_listener
    );

/**
 * Lookup a record by key, then perform specified operations.
 *
 * ~~~~~~~~~~{.c}
 * as_key key;
 * as_key_init(&key, "ns", "set", "key");
 *
 * as_operations ops;
 * as_operations_inita(&ops,3);
 * as_operations_add_incr(&ops, "bin1", 456);
 * as_operations_add_append_str(&ops, "bin2", "def");
 * as_operations_add_read(&ops, "bin1")
 *
 * as_record* rec = NULL;
 *
 * if (aerospike_key_operate(&as, &err, NULL, &key, &ops, &rec) != AEROSPIKE_OK) {
 *     printf("error(%d) %s at [%s:%d]", err.code, err.message, err.file, err.line);
 * }
 * else {
 *     as_record_destroy(rec);
 * }
 * as_operations_destroy(&ops);
 * ~~~~~~~~~~
 * 
 * @param as            The aerospike instance to use for this operation.
 * @param err           The as_error to be populated if an error occurs.
 * @param policy        The policy to use for this operation. If NULL, then the default policy will be used.
 * @param key           The key of the record.
 * @param ops           The operations to perform on the record.
 * @param rec           The record to be populated with the data from AS_OPERATOR_READ operations.
 *
 * @return AEROSPIKE_OK if successful. Otherwise an error.
 *
 * @ingroup key_operations
 */
AS_EXTERN as_status
aerospike_key_operate(
    aerospike* as, as_error* err, const as_policy_operate* policy, const as_key* key,
    const as_operations* ops, as_record** rec
    );

/**
 * Asynchronously lookup a record by key, then perform specified operations.
 *
 * ~~~~~~~~~~{.c}
 * void my_listener(as_error* err, as_record* record, void* udata, as_event_loop* event_loop)
 * {
 *     if (err) {
 *        printf("Command failed: %d %s\n", err->code, err->message);
 *        return;
 *     }
 *     // Process record bins
 *     // Only call as_record_destroy(record) when command is successful (err == NULL) and
 *     // "as_policy_operate.async_heap_rec" is true. Otherwise, the calling function will destroy
 *     // the record when the listener completes.
 * }
 *
 * as_key key;
 * as_key_init(&key, "ns", "set", "key");
 *
 * as_operations ops;
 * as_operations_inita(&ops,3);
 * as_operations_add_incr(&ops, "bin1", 456);
 * as_operations_add_append_str(&ops, "bin2", "def");
 * as_operations_add_read(&ops, "bin1")
 *
 * as_status status = aerospike_key_operate(&as, &err, NULL, &key, &ops, my_listener, NULL, NULL, NULL);
 * as_operations_destroy(&ops);
 * ~~~~~~~~~~
 *
 * @param as                The aerospike instance to use for this operation.
 * @param err               The as_error to be populated if an error occurs.
 * @param policy            The policy to use for this operation. If NULL, then the default policy will be used.
 * @param key               The key of the record.
 * @param ops               The operations to perform on the record.
 * @param listener          User function to be called with command results.
 * @param udata             User data to be forwarded to user callback.
 * @param event_loop        Event loop assigned to run this command. If NULL, an event loop will be chosen by round-robin.
 * @param pipe_listener     Enables command pipelining, if not NULL. The given callback is invoked after the current command
 *                          has been sent to the server. This allows for issuing the next command even before receiving a
 *                          result for the current command.
 *
 * @return AEROSPIKE_OK if async command successfully queued. Otherwise an error.
 *
 * @ingroup key_operations
 */
AS_EXTERN as_status
aerospike_key_operate_async(
    aerospike* as, as_error* err, const as_policy_operate* policy, const as_key* key, const as_operations* ops,
    as_async_record_listener listener, void* udata, as_event_loop* event_loop, as_pipe_listener pipe_listener
    );

/**
 * Lookup a record by key, then apply the UDF.
 *
 * ~~~~~~~~~~{.c}
 * as_key key;
 * as_key_init(&key, "ns", "set", "key");
 *
 * as_arraylist args;
 * as_arraylist_inita(&args, 2);
 * as_arraylist_append_int64(&args, 1);
 * as_arraylist_append_int64(&args, 2);
 * 
 * as_val * res = NULL;
 * 
 * if (aerospike_key_apply(&as, &err, NULL, &key, "math", "add", &args, &res) != AEROSPIKE_OK) {
 *     printf("error(%d) %s at [%s:%d]", err.code, err.message, err.file, err.line);
 * }
 * else {
 *     as_val_destroy(res);
 * }
 * 
 * as_arraylist_destroy(&args);
 * ~~~~~~~~~~
 *
 *
 * @param as            The aerospike instance to use for this operation.
 * @param err           The as_error to be populated if an error occurs.
 * @param policy        The policy to use for this operation. If NULL, then the default policy will be used.
 * @param key           The key of the record.
 * @param module        The module containing the function to execute.
 * @param function      The function to execute.
 * @param arglist       The arguments for the function.
 * @param result        The return value from the function.
 *
 * @return AEROSPIKE_OK if successful. Otherwise an error.
 *
 * @ingroup key_operations
 */
AS_EXTERN as_status
aerospike_key_apply(
    aerospike* as, as_error* err, const as_policy_apply* policy, const as_key* key,
    const char* module, const char* function, as_list* arglist, as_val** result
    );

/**
 * Asynchronously lookup a record by key, then apply the UDF.
 *
 * ~~~~~~~~~~{.c}
 * void my_listener(as_error* err, as_val* val, void* udata, as_event_loop* event_loop)
 * {
 *     if (err) {
 *         printf("Command failed: %d %s\n", err->code, err->message);
 *         return;
 *      }
 *      // Process value.  The calling function will call as_val_destroy().
 *      // If the value needs to be preserved, bump up the reference count using as_val_reserve()
 *      // and call as_val_destroy() when done with the value.
 * }
 *
 * as_key key;
 * as_key_init(&key, "ns", "set", "key");
 *
 * as_arraylist args;
 * as_arraylist_inita(&args, 2);
 * as_arraylist_append_int64(&args, 1);
 * as_arraylist_append_int64(&args, 2);
 *
 * as_status status = aerospike_key_apply(&as, &err, NULL, &key, "math", "add", &args, my_listener, NULL, NULL, NULL);
 * as_arraylist_destroy(&args);
 * ~~~~~~~~~~
 *
 * @param as                The aerospike instance to use for this operation.
 * @param err               The as_error to be populated if an error occurs.
 * @param policy            The policy to use for this operation. If NULL, then the default policy will be used.
 * @param key               The key of the record.
 * @param module            The module containing the function to execute.
 * @param function          The function to execute.
 * @param arglist           The arguments for the function.
 * @param listener          User function to be called with command results.
 * @param udata             User data to be forwarded to user callback.
 * @param event_loop        Event loop assigned to run this command. If NULL, an event loop will be chosen by round-robin.
 * @param pipe_listener     Enables command pipelining, if not NULL. The given callback is invoked after the current command
 *                          has been sent to the server. This allows for issuing the next command even before receiving a
 *                          result for the current command.
 *
 * @return AEROSPIKE_OK if async command successfully queued. Otherwise an error.
 *
 * @ingroup key_operations
 */
AS_EXTERN as_status
aerospike_key_apply_async(
    aerospike* as, as_error* err, const as_policy_apply* policy, const as_key* key,
    const char* module, const char* function, as_list* arglist,
    as_async_value_listener listener, void* udata, as_event_loop* event_loop,
    as_pipe_listener pipe_listener
    );

/**
 * @cond SKIP_DOXYGEN
 * doxygen skips this section till endcond
 */
AS_EXTERN as_status
aerospike_key_put_async_ex(
    aerospike* as, as_error* err, const as_policy_write* policy, const as_key* key, as_record* rec,
    as_async_write_listener listener, void* udata, as_event_loop* event_loop, as_pipe_listener pipe_listener,
    size_t* length, size_t* comp_length
    );

AS_EXTERN as_status
aerospike_key_remove_async_ex(
    aerospike* as, as_error* err, const as_policy_remove* policy, const as_key* key,
    as_async_write_listener listener, void* udata, as_event_loop* event_loop,
    as_pipe_listener pipe_listener, size_t* length
    );
/**
 * @endcond
 */

#ifdef __cplusplus
} // end extern "C"
#endif