diff --git a/all.sas b/all.sas
index 2fa2d7fb..42e8b8bf 100644
--- a/all.sas
+++ b/all.sas
@@ -1904,6 +1904,113 @@ Usage:
 
 %mend;
 /**
+  @file mp_csv2ds.sas
+  @brief Efficient import of arbitrary CSV using a dataset as template
+  @details Used to import relevant columns from a large CSV using
+  a dataset to provide the types and lengths.  Assumes that a header
+  row is provided, and datarows start on line 2.  Extra columns in
+  both the CSV and base dataset are ignored.
+
+  Usage:
+
+      filename mycsv temp;
+      data _null_;
+        file mycsv;
+        put 'name,age,nickname';
+        put 'John,48,Jonny';
+        put 'Jennifer,23,Jen';
+      run;
+
+      %mp_csv2ds(inref=mycsv,outds=myds,baseds=sashelp.class)
+
+
+  @param inref= fileref to the CSV
+  @param outds= output ds.  Could also be a view (eg `outds=myds/view=myds`)
+  @param baseds= Template dataset on which to create the input statement.
+    Is used to determine types, lengths, and any informats.
+
+  @version 9.2
+  @author Allan Bowe
+**/
+
+%macro mp_csv2ds(inref=0,outds=0,baseds=0);
+%if &inref=0 %then %do;
+  %put %str(ERR)OR: the INREF variable must be provided;
+  %let syscc=4;
+  %abort;
+%end;
+%if &outds=0 %then %do;
+  %put %str(ERR)OR: the OUTDS variable must be provided;
+  %let syscc=4;
+  %return;
+%end;
+%if &baseds=0 %then %do;
+  %put %str(ERR)OR: the BASEDS variable must be provided;
+  %let syscc=4;
+  %return;
+%end;
+
+/* get the variables in the CSV */
+data _data_;
+  infile &inref;
+  input;
+  length name $32;
+  do i=1 to countc(_infile_,',')+1;
+    name=upcase(scan(_infile_,i,','));
+    output;
+  end;
+  stop;
+run;
+%local csv_vars;%let csv_vars=&syslast;
+
+/* get the variables in the dataset */
+proc contents noprint data=&baseds
+  out=_data_ (keep=name type length format: informat);
+run;
+%local base_vars; %let base_vars=&syslast;
+
+proc sql undo_policy=none;
+create table &csv_vars as
+  select a.*
+    ,b.type
+    ,b.length
+    ,b.format
+    ,b.formatd
+    ,b.formatl
+    ,b.informat
+  from &csv_vars a
+  left join &base_vars b
+  on a.name=upcase(b.name)
+  order by i;
+
+/* prepare the input statement */
+%local instat dropvars;
+data _null_;
+  set &syslast end=last;
+  length in dropvars $32767;
+  retain in dropvars;
+  if missing(type) then do;
+    informat='$1.';
+    dropvars=catx(' ',dropvars,name);
+  end;
+  else if missing(informat) then do;
+    if type=1 then informat='best.';
+    else informat=cats('$',length,'.');
+  end;
+  in=catx(' ',in,name,':',informat);
+  if last then do;
+    call symputx('instat',in,'l');
+    call symputx('dropvars',dropvars,'l');
+  end;
+run;
+
+data &outds;
+  infile &inref dsd firstobs=2;
+  input &instat;
+  drop &dropvars;
+run;
+
+%mend;/**
   @file mp_deleteconstraints.sas
   @brief Delete constraionts
   @details Takes the output from mp_getconstraints.sas as input
diff --git a/base/mp_csv2ds.sas b/base/mp_csv2ds.sas
new file mode 100644
index 00000000..bbc4fdc5
--- /dev/null
+++ b/base/mp_csv2ds.sas
@@ -0,0 +1,109 @@
+/**
+  @file mp_csv2ds.sas
+  @brief Efficient import of arbitrary CSV using a dataset as template
+  @details Used to import relevant columns from a large CSV using
+  a dataset to provide the types and lengths.  Assumes that a header
+  row is provided, and datarows start on line 2.  Extra columns in
+  both the CSV and base dataset are ignored.
+
+  Usage:
+
+      filename mycsv temp;
+      data _null_;
+        file mycsv;
+        put 'name,age,nickname';
+        put 'John,48,Jonny';
+        put 'Jennifer,23,Jen';
+      run;
+
+      %mp_csv2ds(inref=mycsv,outds=myds,baseds=sashelp.class)
+
+
+  @param inref= fileref to the CSV
+  @param outds= output ds.  Could also be a view (eg `outds=myds/view=myds`)
+  @param baseds= Template dataset on which to create the input statement.
+    Is used to determine types, lengths, and any informats.
+
+  @version 9.2
+  @author Allan Bowe
+**/
+
+%macro mp_csv2ds(inref=0,outds=0,baseds=0);
+%if &inref=0 %then %do;
+  %put %str(ERR)OR: the INREF variable must be provided;
+  %let syscc=4;
+  %abort;
+%end;
+%if &outds=0 %then %do;
+  %put %str(ERR)OR: the OUTDS variable must be provided;
+  %let syscc=4;
+  %return;
+%end;
+%if &baseds=0 %then %do;
+  %put %str(ERR)OR: the BASEDS variable must be provided;
+  %let syscc=4;
+  %return;
+%end;
+
+/* get the variables in the CSV */
+data _data_;
+  infile &inref;
+  input;
+  length name $32;
+  do i=1 to countc(_infile_,',')+1;
+    name=upcase(scan(_infile_,i,','));
+    output;
+  end;
+  stop;
+run;
+%local csv_vars;%let csv_vars=&syslast;
+
+/* get the variables in the dataset */
+proc contents noprint data=&baseds
+  out=_data_ (keep=name type length format: informat);
+run;
+%local base_vars; %let base_vars=&syslast;
+
+proc sql undo_policy=none;
+create table &csv_vars as
+  select a.*
+    ,b.type
+    ,b.length
+    ,b.format
+    ,b.formatd
+    ,b.formatl
+    ,b.informat
+  from &csv_vars a
+  left join &base_vars b
+  on a.name=upcase(b.name)
+  order by i;
+
+/* prepare the input statement */
+%local instat dropvars;
+data _null_;
+  set &syslast end=last;
+  length in dropvars $32767;
+  retain in dropvars;
+  if missing(type) then do;
+    informat='$1.';
+    dropvars=catx(' ',dropvars,name);
+  end;
+  else if missing(informat) then do;
+    if type=1 then informat='best.';
+    else informat=cats('$',length,'.');
+  end;
+  in=catx(' ',in,name,':',informat);
+  if last then do;
+    call symputx('instat',in,'l');
+    call symputx('dropvars',dropvars,'l');
+  end;
+run;
+
+/* import the CSV */
+data &outds;
+  infile &inref dsd firstobs=2;
+  input &instat;
+  drop &dropvars;
+run;
+
+%mend;
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