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patch 4.0

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wangzelin.wzl
2022-10-24 10:34:53 +08:00
parent 4ad6e00ec3
commit 93a1074b0c
10533 changed files with 2588271 additions and 2299373 deletions
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58
src/sql/engine/expr/ob_expr_translate.h
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@ -18,37 +18,47 @@
#include "lib/container/ob_array_serialization.h"
#include "lib/container/ob_fixed_array.h"
namespace oceanbase {
namespace sql {
namespace oceanbase
{
namespace sql
{
class ObExprTranslate : public ObStringExprOperator {
public:
explicit ObExprTranslate(common::ObIAllocator& alloc);
virtual ~ObExprTranslate();
class ObExprTranslate : public ObStringExprOperator
{
public:
explicit ObExprTranslate(common::ObIAllocator &alloc);
virtual ~ObExprTranslate();
virtual int calc_result_typeN(
ObExprResType& type, ObExprResType* types, int64_t param_num, common::ObExprTypeCtx& type_ctx) const;
virtual int calc_result_typeN(ObExprResType &type,
ObExprResType *types,
int64_t param_num,
common::ObExprTypeCtx &type_ctx) const;
virtual int calc_resultN(
common::ObObj& result, const common::ObObj* objs_stack, int64_t param_num, common::ObExprCtx& expr_ctx) const;
virtual int cg_expr(ObExprCGCtx &expr_cg_ctx, const ObRawExpr &raw_expr,
ObExpr &rt_expr) const override;
virtual int cg_expr(ObExprCGCtx& expr_cg_ctx, const ObRawExpr& raw_expr, ObExpr& rt_expr) const override;
static int translate_hashmap(const common::ObString &ori_str,
const common::ObString &from_str,
const common::ObString &to_str,
common::ObCollationType cs_type,
common::ObIAllocator &tmp_alloc,
common::ObIAllocator &res_alloc,
common::ObString &res_str,
bool &is_null);
private:
typedef common::hash::ObHashMap<common::ObString, common::ObString> StringHashMap;
static int translate_hashmap(const common::ObString& ori_str, const common::ObString& from_str,
const common::ObString& to_str, common::ObCollationType cs_type, common::ObIAllocator& tmp_alloc,
common::ObIAllocator& res_alloc, common::ObString& res_str, bool& is_null);
static int insert_map(const common::ObString &key_str,
const common::ObString &val_str,
common::ObIAllocator &allocator,
const common::ObFixedArray<size_t, common::ObIAllocator> &byte_num_key_str,
const common::ObFixedArray<size_t, common::ObIAllocator> &byte_num_val_str,
StringHashMap &ret_map);
private:
typedef common::hash::ObHashMap<common::ObString, common::ObString> StringHashMap;
static int insert_map(const common::ObString& key_str, const common::ObString& val_str,
common::ObIAllocator& allocator, const common::ObFixedArray<size_t, common::ObIAllocator>& byte_num_key_str,
const common::ObFixedArray<size_t, common::ObIAllocator>& byte_num_val_str, StringHashMap& ret_map);
DISALLOW_COPY_AND_ASSIGN(ObExprTranslate);
DISALLOW_COPY_AND_ASSIGN(ObExprTranslate);
};
} // namespace sql
} // namespace oceanbase
} // namespace sql
} // namespace oceanbase
#endif /* OCEANBASE_SQL_ENGINE_EXPR_TRANSLATE_ */