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feat: mp_rowhash macro and fixed failing tests

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dcbot
2026-07-18 13:09:58 +01:00
parent d489c98b87
commit 167defb31b
20 changed files with 458 additions and 53 deletions
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base/mp_hashdataset.sas
+7 -7
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@@ -17,7 +17,7 @@
@li mf_getattrn.sas
@li mf_getuniquename.sas
@li mf_getvarlist.sas
@li mp_md5.sas
@li mp_rowhash.sas
<h4> Related Files </h4>
@li mp_hashdataset.test.sas
@@ -46,8 +46,7 @@
%local keyvar /* roll up the md5 */
prevkeyvar /* retain prev record md5 */
lastvar /* last var in input ds */
cvars nvars;
lastvar /* last var in input ds */;
%if not(%eval(%unquote(&iftrue))) %then %return;
@@ -79,10 +78,11 @@
retain &prevkeyvar;
if _n_=1 then &prevkeyvar=put(md5("&salt"),$hex32.);
set &libds end=&lastvar;
/* hash should include previous row */
&keyvar=%mp_md5(
cvars=%mf_getvarlist(&libds,typefilter=C) &prevkeyvar,
nvars=%mf_getvarlist(&libds,typefilter=N)
/* hash should include previous row - listed first so it is hashed first */
%mp_rowhash(
md5_col=&keyvar
,cvars=&prevkeyvar %mf_getvarlist(&libds,typefilter=C)
,nvars=%mf_getvarlist(&libds,typefilter=N)
);
&prevkeyvar=&keyvar;
if &lastvar then output;