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Add money_format function (#1064)

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This commit is contained in:
kangkaisen
2019-04-29 18:31:24 +08:00
committed by ZHAO Chun
parent 9a570af9a3
commit b2a022b348
9 changed files with 372 additions and 99 deletions
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38
be/src/exprs/string_functions.h
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@ -22,6 +22,10 @@
#include "runtime/string_value.h"
#include "runtime/string_search.hpp"
#include "anyval_util.h"
#include <locale>
#include <sstream>
#include <iomanip>
namespace doris {
@ -137,8 +141,40 @@ public:
static void parse_url_close(
doris_udf::FunctionContext*,
doris_udf::FunctionContext::FunctionStateScope);
};
static doris_udf::StringVal money_format(doris_udf::FunctionContext* context,
const doris_udf::DoubleVal& v);
static doris_udf::StringVal money_format(doris_udf::FunctionContext* context,
const doris_udf::DecimalVal& v);
static doris_udf::StringVal money_format(doris_udf::FunctionContext* context,
const doris_udf::DecimalV2Val& v);
static doris_udf::StringVal money_format(doris_udf::FunctionContext* context,
const doris_udf::BigIntVal& v);
static doris_udf::StringVal money_format(doris_udf::FunctionContext* context,
const doris_udf::LargeIntVal& v);
struct CommaMoneypunct : std::moneypunct<char> {
pattern do_pos_format() const override { return {{none, sign, none, value}}; }
pattern do_neg_format() const override { return {{none, sign, none, value}}; }
int do_frac_digits() const override { return 2; }
char_type do_thousands_sep() const override { return ','; }
string_type do_grouping() const override { return "\003"; }
string_type do_negative_sign() const override { return "-"; }
};
static StringVal do_money_format(FunctionContext *context, const std::string& v) {
std::locale comma_locale(std::locale(), new CommaMoneypunct ());
std::stringstream ss;
ss.imbue(comma_locale);
ss << std::put_money(v);
return AnyValUtil::from_string_temp(context, ss.str());
};
};
}
#endif