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Fix decimal int related bugs

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This commit is contained in:
hezuojiao
2023-12-13 17:13:07 +00:00
committed by ob-robot
parent 3b900eb9a9
commit 34fcb40838
3 changed files with 9 additions and 3 deletions
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2
src/sql/engine/expr/ob_expr_get_sys_var.cpp
View File

@ -101,7 +101,7 @@ int ObExprGetSysVar::calc_result_type2(ObExprResType &type,
OX(type.set_collation_type(conn_coll));
}
}
} else if (ob_is_int_tc(data_type)) {
} else if (ob_is_int_uint_tc(data_type)) {
type.set_accuracy(ObAccuracy::MAX_ACCURACY2[lib::is_oracle_mode()][data_type]);
}
}

8
src/sql/engine/expr/ob_expr_get_user_var.cpp
View File

@ -70,8 +70,7 @@ int ObExprGetUserVar::calc_result_type1(ObExprResType &type,
}
}
if (session_var.meta_.is_decimal_int()) {
type.set_precision(wide::ObDecimalIntConstValue::get_max_precision_by_int_bytes(
session_var.value_.get_int_bytes()));
type.set_precision(static_cast<ObPrecision>(OB_MAX_DECIMAL_POSSIBLE_PRECISION));
}
type.set_collation_level(session_var.meta_.get_collation_level());
type.set_collation_type(session_var.meta_.get_collation_type());
@ -137,6 +136,11 @@ int ObExprGetUserVar::eval_get_user_var(const ObExpr &expr, ObEvalCtx &ctx, ObDa
if (is_lob_storage(res_obj.get_type())) {
OZ(ob_adjust_lob_datum(res_obj, expr.obj_meta_, ctx.exec_ctx_.get_allocator(), res));
}
} else if (sess_obj.is_decimal_int() && sess_obj.get_int_bytes() != sizeof(int512_t)) {
ObDecimalIntBuilder res_builder;
res_builder.from(sess_obj.get_decimal_int(), sess_obj.get_int_bytes());
res_builder.extend(sizeof(int512_t));
res.set_decimal_int(res_builder.get_decimal_int(), res_builder.get_int_bytes());
} else {
OZ(res.from_obj(sess_obj));
if (is_lob_storage(sess_obj.get_type())) {

2
src/sql/engine/expr/ob_expr_oracle_decode.cpp
View File

@ -154,6 +154,8 @@ int ObExprOracleDecode::calc_result_typeN(ObExprResType &type,
type.set_calc_type(ObVarcharType);
} else if (lib::is_oracle_mode() && ob_is_nchar(calc_type.get_type())) {
type.set_calc_type(ObNVarchar2Type);
} else if (ob_is_decimal_int_tc(calc_type.get_type())) {
type.set_calc_type(ObNumberType);
} else {
// 保留原mysql下的行为
type.set_calc_type(calc_type.get_type());