adonis0147 commented on a change in pull request #8494:
URL: https://github.com/apache/incubator-doris/pull/8494#discussion_r829648307
##########
File path: be/src/vec/exprs/vliteral.cpp
##########
@@ -24,107 +24,104 @@
#include "vec/data_types/data_type_nullable.h"
#include "vec/runtime/vdatetime_value.h"
namespace doris::vectorized {
-VLiteral::VLiteral(const TExprNode& node) : VExpr(node) {
+
+void VLiteral::init(const TExprNode& node) {
Field field;
if (node.node_type != TExprNodeType::NULL_LITERAL) {
switch (_type.type) {
- case TYPE_BOOLEAN: {
- DCHECK_EQ(node.node_type, TExprNodeType::BOOL_LITERAL);
- DCHECK(node.__isset.bool_literal);
- field = Int8(node.bool_literal.value);
- break;
- }
- case TYPE_TINYINT: {
- DCHECK_EQ(node.node_type, TExprNodeType::INT_LITERAL);
- DCHECK(node.__isset.int_literal);
- field = Int8(node.int_literal.value);
- break;
- }
- case TYPE_SMALLINT: {
- DCHECK_EQ(node.node_type, TExprNodeType::INT_LITERAL);
- DCHECK(node.__isset.int_literal);
- field = Int16(node.int_literal.value);
- break;
- }
- case TYPE_INT: {
- DCHECK_EQ(node.node_type, TExprNodeType::INT_LITERAL);
- DCHECK(node.__isset.int_literal);
- field = Int32(node.int_literal.value);
- break;
- }
- case TYPE_BIGINT: {
- DCHECK_EQ(node.node_type, TExprNodeType::INT_LITERAL);
- DCHECK(node.__isset.int_literal);
- field = Int64(node.int_literal.value);
- break;
- }
- case TYPE_LARGEINT: {
- StringParser::ParseResult parse_result =
StringParser::PARSE_SUCCESS;
- DCHECK_EQ(node.node_type, TExprNodeType::LARGE_INT_LITERAL);
- __int128_t value = StringParser::string_to_int<__int128>(
- node.large_int_literal.value.c_str(),
node.large_int_literal.value.size(),
- &parse_result);
- if (parse_result != StringParser::PARSE_SUCCESS) {
- value = MAX_INT128;
- }
- field = Int128(value);
- break;
- }
- case TYPE_FLOAT: {
- DCHECK_EQ(node.node_type, TExprNodeType::FLOAT_LITERAL);
- DCHECK(node.__isset.float_literal);
- field = Float32(node.float_literal.value);
- break;
- }
- case TYPE_TIME:
- case TYPE_DOUBLE: {
- DCHECK_EQ(node.node_type, TExprNodeType::FLOAT_LITERAL);
- DCHECK(node.__isset.float_literal);
- field = Float64(node.float_literal.value);
- break;
- }
- case TYPE_DATE: {
- VecDateTimeValue value;
- value.from_date_str(node.date_literal.value.c_str(),
node.date_literal.value.size());
- value.cast_to_date();
- field = Int64(*reinterpret_cast<__int64_t*>(&value));
- break;
- }
- case TYPE_DATETIME: {
- VecDateTimeValue value;
- value.from_date_str(node.date_literal.value.c_str(),
node.date_literal.value.size());
- value.to_datetime();
- field = Int64(*reinterpret_cast<__int64_t*>(&value));
- break;
- }
- case TYPE_STRING:
- case TYPE_CHAR:
- case TYPE_VARCHAR: {
- DCHECK_EQ(node.node_type, TExprNodeType::STRING_LITERAL);
- DCHECK(node.__isset.string_literal);
- field = node.string_literal.value;
- break;
- }
- case TYPE_DECIMALV2: {
- DCHECK_EQ(node.node_type, TExprNodeType::DECIMAL_LITERAL);
- DCHECK(node.__isset.decimal_literal);
- DecimalV2Value value(node.decimal_literal.value);
- field = DecimalField<Decimal128>(value.value(), value.scale());
- break;
- }
- default: {
- DCHECK(false) << "Invalid type: " << _type.type;
- break;
+ case TYPE_BOOLEAN: {
+ DCHECK_EQ(node.node_type, TExprNodeType::BOOL_LITERAL);
+ DCHECK(node.__isset.bool_literal);
+ field = Int8(node.bool_literal.value);
+ break;
+ }
+ case TYPE_TINYINT: {
+ DCHECK_EQ(node.node_type, TExprNodeType::INT_LITERAL);
+ DCHECK(node.__isset.int_literal);
+ field = Int8(node.int_literal.value);
+ break;
+ }
+ case TYPE_SMALLINT: {
+ DCHECK_EQ(node.node_type, TExprNodeType::INT_LITERAL);
+ DCHECK(node.__isset.int_literal);
+ field = Int16(node.int_literal.value);
+ break;
+ }
+ case TYPE_INT: {
+ DCHECK_EQ(node.node_type, TExprNodeType::INT_LITERAL);
+ DCHECK(node.__isset.int_literal);
+ field = Int32(node.int_literal.value);
+ break;
+ }
+ case TYPE_BIGINT: {
+ DCHECK_EQ(node.node_type, TExprNodeType::INT_LITERAL);
+ DCHECK(node.__isset.int_literal);
+ field = Int64(node.int_literal.value);
+ break;
+ }
+ case TYPE_LARGEINT: {
+ StringParser::ParseResult parse_result =
StringParser::PARSE_SUCCESS;
+ DCHECK_EQ(node.node_type, TExprNodeType::LARGE_INT_LITERAL);
+ __int128_t value = StringParser::string_to_int<__int128>(
+ node.large_int_literal.value.c_str(),
node.large_int_literal.value.size(),
+ &parse_result);
+ if (parse_result != StringParser::PARSE_SUCCESS) {
+ value = MAX_INT128;
}
+ field = Int128(value);
+ break;
+ }
+ case TYPE_FLOAT: {
+ DCHECK_EQ(node.node_type, TExprNodeType::FLOAT_LITERAL);
+ DCHECK(node.__isset.float_literal);
+ field = Float32(node.float_literal.value);
+ break;
+ }
+ case TYPE_TIME:
+ case TYPE_DOUBLE: {
+ DCHECK_EQ(node.node_type, TExprNodeType::FLOAT_LITERAL);
+ DCHECK(node.__isset.float_literal);
+ field = Float64(node.float_literal.value);
+ break;
+ }
+ case TYPE_DATE: {
+ VecDateTimeValue value;
+ value.from_date_str(node.date_literal.value.c_str(),
node.date_literal.value.size());
+ value.cast_to_date();
+ field = Int64(*reinterpret_cast<__int64_t*>(&value));
+ break;
+ }
+ case TYPE_DATETIME: {
+ VecDateTimeValue value;
+ value.from_date_str(node.date_literal.value.c_str(),
node.date_literal.value.size());
+ value.to_datetime();
+ field = Int64(*reinterpret_cast<__int64_t*>(&value));
+ break;
+ }
+ case TYPE_STRING:
+ case TYPE_CHAR:
+ case TYPE_VARCHAR: {
+ DCHECK_EQ(node.node_type, TExprNodeType::STRING_LITERAL);
+ DCHECK(node.__isset.string_literal);
+ field = node.string_literal.value;
+ break;
+ }
+ case TYPE_DECIMALV2: {
+ DCHECK_EQ(node.node_type, TExprNodeType::DECIMAL_LITERAL);
+ DCHECK(node.__isset.decimal_literal);
+ DecimalV2Value value(node.decimal_literal.value);
+ field = DecimalField<Decimal128>(value.value(), value.scale());
+ break;
+ }
+ default: {
+ DCHECK(false) << "Invalid type: " << _type.type;
+ break;
+ }
}
}
-
- this->_column_ptr = _data_type->create_column_const(1, field);
- _expr_name = _data_type->get_name();
Review comment:
No, I just move the assignment of `_expr_name` to the initializing list
of the constructor of class `VLiteral`.
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