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support last_day in mysql mode

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This commit is contained in:
jg0
2021-07-27 21:39:15 +08:00
committed by wangzelin.wzl
parent 09edba0ff6
commit 74d0236609
45 changed files with 26893 additions and 25079 deletions
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41
src/sql/engine/expr/ob_datum_cast.cpp
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@ -1348,8 +1348,9 @@ static int common_floating_string(
return ret;
}
static int common_number_datetime(
const number::ObNumber nmb, const ObObjType out_type, const ObTimeConvertCtx& cvrt_ctx, int64_t& out_val);
static int common_number_datetime(const number::ObNumber nmb,
const ObTimeConvertCtx &cvrt_ctx, int64_t &out_val,
const ObCastMode cast_mode);
static OB_INLINE int common_double_datetime(
const ObExpr& expr, const double val_double, ObEvalCtx& ctx, ObDatum& res_datum)
@ -1379,7 +1380,7 @@ static OB_INLINE int common_double_datetime(
ret = OB_INVALID_DATE_VALUE;
}
} else {
ret = common_number_datetime(number, out_type, cvrt_ctx, out_val);
ret = common_number_datetime(number, cvrt_ctx, out_val, expr.extra_);
if (CAST_FAIL(ret)) {
LOG_WARN("str_to_datetime failed", K(ret));
} else {
@ -1494,22 +1495,36 @@ static OB_INLINE int common_construct_otimestamp(
return ret;
}
static int common_number_datetime(
const number::ObNumber nmb, const ObObjType out_type, const ObTimeConvertCtx& cvrt_ctx, int64_t& out_val)
static int common_number_datetime(const number::ObNumber nmb,
const ObTimeConvertCtx &cvrt_ctx,
int64_t &out_val,
const ObCastMode cast_mode)
{
int ret = OB_SUCCESS;
int64_t int_part = 0;
int64_t dec_part = 0;
const int64_t three_digit_min = 100;
const int64_t eight_digit_max = 99999999;
if (nmb.is_negative()) {
ret = OB_INVALID_DATE_VALUE;
LOG_WARN("invalid datetime value", K(ret), K(nmb));
} else if ((ObTimestampType == out_type && nmb.is_decimal())) {
ret = OB_INVALID_DATE_VALUE;
LOG_WARN("invalid date format", K(ret), K(nmb));
} else if (!nmb.is_int_parts_valid_int64(int_part, dec_part)) {
ret = OB_INVALID_DATE_VALUE;
LOG_WARN("invalid date format", K(ret), K(nmb));
} else {
// Maybe we need a new framework to make precise control on whether we report an error,
// instead of calling a function and check the return value and cast_mode,
// then we can move this logic to ObTimeConverter::int_to_datetime.
} else if (OB_UNLIKELY(dec_part != 0
&& ((0 == int_part && cvrt_ctx.is_timestamp_)
|| (int_part >= three_digit_min && int_part <= eight_digit_max)))) {
if (CM_IS_COLUMN_CONVERT(cast_mode) && !CM_IS_WARN_ON_FAIL(cast_mode)) {
ret = OB_INVALID_DATE_VALUE;
LOG_WARN("invalid date value", K(ret), K(nmb));
} else {
dec_part = 0;
}
}
if (OB_SUCC(ret)) {
ret = ObTimeConverter::int_to_datetime(int_part, dec_part, cvrt_ctx, out_val);
}
return ret;
@ -2229,7 +2244,7 @@ CAST_FUNC_NAME(number, datetime)
ObObjType out_type = expr.datum_meta_.type_;
ObTimeConvertCtx cvrt_ctx(session->get_timezone_info(), ObTimestampType == out_type);
int64_t out_val = 0;
ret = common_number_datetime(nmb, out_type, cvrt_ctx, out_val);
ret = common_number_datetime(nmb, cvrt_ctx, out_val, expr.extra_);
int warning = OB_SUCCESS;
if (CAST_FAIL(ret)) {
} else {
@ -2258,18 +2273,16 @@ CAST_FUNC_NAME(number, date)
} else {
ret = ObTimeConverter::int_to_date(int_part, out_val);
if (OB_SUCC(ret) && OB_UNLIKELY(dec_part > 0)) {
LOG_WARN("invalid date value with decimal part", K(ret));
if (!CM_IS_WARN_ON_FAIL(expr.extra_)) {
if (CM_IS_COLUMN_CONVERT(expr.extra_) && !CM_IS_WARN_ON_FAIL(expr.extra_)) {
ret = OB_INVALID_DATE_VALUE;
LOG_WARN("invalid date value with decimal part", K(ret));
}
}
LOG_DEBUG("stt, end common number date", K(int_part), K(dec_part), K(out_val), K(ret));
}
if (CAST_FAIL(ret)) {
} else {
SET_RES_DATE(out_val);
LOG_DEBUG("stt, number to date", K(nmb), K(out_val), K(ret), K(warning));
}
}
return ret;