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Fix double type lossless cast check

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This commit is contained in:
hezuojiao
2023-03-14 09:43:50 +00:00
committed by ob-robot
parent f4ed181811
commit 9b6784e77c
1 changed files with 4 additions and 5 deletions
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9
src/sql/optimizer/ob_optimizer_util.cpp
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@ -5656,10 +5656,8 @@ int ret = OB_SUCCESS;
} else if (ObFloatTC == child_tc || ObDoubleTC == child_tc) {
if (child_tc == dst_tc || ObDoubleTC == dst_tc) {
ObAccuracy lossless_acc = child_type.get_accuracy();
if (-1 == dst_acc.get_precision() && -1 == dst_acc.get_scale()) {
is_lossless = true;
} else if (dst_acc.get_precision() >= lossless_acc.get_precision() &&
dst_acc.get_scale() >= lossless_acc.get_scale()) {
if (dst_acc.get_precision() >= lossless_acc.get_precision() &&
dst_acc.get_scale() == lossless_acc.get_scale()) {
is_lossless = true;
}
}
@ -5764,7 +5762,8 @@ int ObOptimizerUtil::is_lossless_column_cast(const ObRawExpr *expr, bool &is_los
}
} else if (ObFloatTC == child_tc || ObDoubleTC == child_tc) {
if (child_tc == dst_tc || ObDoubleTC == dst_tc) {
if (-1 == dst_acc.get_precision() && -1 == dst_acc.get_scale()) {
ObAccuracy lossless_acc = child_type.get_accuracy();
if (lossless_acc.get_scale() == dst_acc.get_scale()) {
is_lossless = true;
}
}