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[FEAT MERGE]4_2_sql_feature

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Co-authored-by: yinyj17 <yinyijun92@gmail.com>
Co-authored-by: xianyu-w <707512433@qq.com>
Co-authored-by: jingtaoye35 <1255153887@qq.com>
This commit is contained in:
zzg19950727
2023-04-28 11:12:11 +00:00
committed by ob-robot
parent 3bf92459f1
commit 3cada22bdc
161 changed files with 16883 additions and 4730 deletions
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13
src/sql/optimizer/ob_log_sort.cpp
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@ -425,3 +425,16 @@ int ObLogSort::compute_op_ordering()
}
return ret;
}
int ObLogSort::is_my_fixed_expr(const ObRawExpr *expr, bool &is_fixed)
{
int ret = OB_SUCCESS;
is_fixed = false;
if (OB_ISNULL(expr)) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("get unexpected null", K(ret));
} else if (T_FUN_SYS_ENCODE_SORTKEY == expr->get_expr_type() || expr == hash_sortkey_.expr_) {
is_fixed = true;
}
return ret;
}