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Grouped list of syms generation #716

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Merged
ryanCheale merged 1 commit into from
Dec 11, 2025
Merged

Grouped list of syms generation #716

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4 changes: 4 additions & 0 deletions code/common/merge.q
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Original file line number Diff line number Diff line change
Expand Up @@ -40,6 +40,10 @@ checkenumerabletype:{[tablename;extrapartitiontype]
getextrapartitions:{[tablename;extrapartitiontype]
value each ?[tablename;();1b;extrapartitiontype!extrapartitiontype]
};
/ - functional select equivilent to select distinct [ extrapartitiontype ] from [ tablename ] group exec {first each string x} distinct [ extrapartitiontype ] from [ tablename ]

getfirstcharpartitions:{[tablename;extrapartitiontype] raze each value (?[tablename;();();(distinct;first extrapartitiontype)]) group ?[tablename;();();({first each string x};(distinct;first extrapartitiontype))]};


/-function to return partition directory chunks that will be called in batch by mergebypart function
getpartchunks:{[partdirs;mergelimit]
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4 changes: 1 addition & 3 deletions code/processes/wdb.q
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Expand Up @@ -168,9 +168,7 @@ savetablesbypart:{[dir;pt;forcesave;tablename;writedownmode]
/- check if provided column extrapartitiontype indeed has an enumerable type in table
if[writedownmode~`partbyenum;.merge.checkenumerabletype[tablename;extrapartitiontype]];
/- get list of distinct combinations for partition directories
extrapartitions:.merge.getextrapartitions[tablename;extrapartitiontype];
if[writedownmode~`partbyfirstchar;
extrapartitions:value extrapartitions group .Q.fu[{first each string x}; extrapartitions:raze extrapartitions]];
extrapartitions:$[writedownmode~`partbyfirstchar;.merge.getfirstcharpartitions;.merge.getextrapartitions][tablename;extrapartitiontype];
/- enumerate data to be upserted
enumdata:.Q.en[hdbsettings[`hdbdir];0!.save.manipulate[tablename;`. tablename]];
.lg.o[`save;"enumerated ",(string tablename)," table"];
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