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Fix dayname func when deduce type without setting length

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This commit is contained in:
obdev
2022-11-11 11:42:38 +00:00
committed by wangzelin.wzl
parent c9e4c535fc
commit 85d97abb91
3 changed files with 8 additions and 2 deletions
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5
src/sql/engine/expr/ob_expr_time.cpp
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@ -335,11 +335,12 @@ int ObExprMonthName::calc_result_type1(ObExprResType &type,
type.set_varchar();
type.set_collation_type(cs_type);
type.set_collation_level(CS_LEVEL_IMPLICIT);
type.set_full_length(MONTHNAME_MAX_LENGTH, type1.get_length_semantics());
common::ObObjTypeClass tc1 = ob_obj_type_class(type1.get_type());
if (common::ObEnumSetTC == tc1) {
type1.set_calc_type(common::ObVarcharType);
type1.set_calc_collation_type(cs_type);
type1.set_collation_type(cs_type);
type1.set_collation_level(CS_LEVEL_IMPLICIT);
} else if ((common::ObFloatTC == tc1) || (common::ObDoubleTC == tc1)) {
type1.set_calc_type(common::ObIntType);
}