9de65fb1d7
Co-authored-by: Monk-Liu <1152761042@qq.com> Co-authored-by: suz-yang <suz.yang@foxmail.com> Co-authored-by: ZenoWang <wzybuaasoft@163.com>
88 lines
3.0 KiB
C++
88 lines
3.0 KiB
C++
/**
|
|
* Copyright (c) 2021 OceanBase
|
|
* OceanBase CE is licensed under Mulan PubL v2.
|
|
* You can use this software according to the terms and conditions of the Mulan PubL v2.
|
|
* You may obtain a copy of Mulan PubL v2 at:
|
|
* http://license.coscl.org.cn/MulanPubL-2.0
|
|
* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
|
|
* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
|
|
* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
|
|
* See the Mulan PubL v2 for more details.
|
|
*/
|
|
|
|
#define USING_LOG_PREFIX SQL_ENG
|
|
|
|
#include "sql/engine/cmd/ob_load_data_executor.h"
|
|
|
|
#include "lib/oblog/ob_log_module.h"
|
|
#include "sql/engine/cmd/ob_load_data_impl.h"
|
|
#include "sql/engine/cmd/ob_load_data_direct_impl.h"
|
|
#include "sql/engine/ob_exec_context.h"
|
|
|
|
namespace oceanbase
|
|
{
|
|
namespace sql
|
|
{
|
|
|
|
int ObLoadDataExecutor::check_is_direct_load(ObTableDirectInsertCtx &ctx, const ObLoadDataHint &load_hint)
|
|
{
|
|
int ret = OB_SUCCESS;
|
|
ctx.set_is_direct(false);
|
|
if (GCONF._ob_enable_direct_load) {
|
|
const bool enable_direct = load_hint.get_direct_load_hint().is_enable();
|
|
int64_t append = 0;
|
|
if (enable_direct) { // direct
|
|
ctx.set_is_direct(true);
|
|
} else if (OB_FAIL(load_hint.get_value(ObLoadDataHint::APPEND, append))) {
|
|
LOG_WARN("fail to get APPEND", KR(ret));
|
|
} else if (append != 0) { // append
|
|
ctx.set_is_direct(true);
|
|
}
|
|
}
|
|
LOG_INFO("check load data is direct done.", K(ctx.get_is_direct()));
|
|
return ret;
|
|
}
|
|
|
|
int ObLoadDataExecutor::execute(ObExecContext &ctx, ObLoadDataStmt &stmt)
|
|
{
|
|
int ret = OB_SUCCESS;
|
|
ObTableDirectInsertCtx &table_direct_insert_ctx = ctx.get_table_direct_insert_ctx();
|
|
ObLoadDataBase *load_impl = NULL;
|
|
if (!stmt.get_load_arguments().is_csv_format_) {
|
|
ret = OB_NOT_SUPPORTED;
|
|
LOG_WARN("invalid resolver results", K(ret));
|
|
} else if (OB_FAIL(check_is_direct_load(table_direct_insert_ctx, stmt.get_hints()))) {
|
|
LOG_WARN("fail to check is load mode", KR(ret));
|
|
} else {
|
|
if (!table_direct_insert_ctx.get_is_direct()) {
|
|
if (OB_ISNULL(load_impl = OB_NEWx(ObLoadDataSPImpl, (&ctx.get_allocator())))) {
|
|
ret = OB_ALLOCATE_MEMORY_FAILED;
|
|
LOG_WARN("allocate memory failed", K(ret));
|
|
} else if (OB_UNLIKELY(stmt.get_load_arguments().file_iter_.count() > 1)) {
|
|
ret = OB_NOT_SUPPORTED;
|
|
LOG_WARN("not support multiple files", K(ret));
|
|
}
|
|
} else {
|
|
if (OB_ISNULL(load_impl = OB_NEWx(ObLoadDataDirectImpl, (&ctx.get_allocator())))) {
|
|
ret = OB_ALLOCATE_MEMORY_FAILED;
|
|
LOG_WARN("allocate memory failed", K(ret));
|
|
} else if (stmt.get_table_assignment().count() > 0) {
|
|
ret = OB_NOT_SUPPORTED;
|
|
LOG_WARN("direct load not support");
|
|
}
|
|
}
|
|
}
|
|
if (OB_SUCC(ret)) {
|
|
if (OB_FAIL(load_impl->execute(ctx, stmt))) {
|
|
LOG_WARN("failed to execute load data stmt", K(ret));
|
|
} else {
|
|
LOG_TRACE("load data success");
|
|
}
|
|
load_impl->~ObLoadDataBase();
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
} // sql
|
|
} // oceanbase
|