jd op
jdae op NB. returns expected error text
jdtx op NB. times op
common - args names types errors pairs key
change - byten delete insert intx update upsert sort
create - createcol createdb createdcol createtable createptable
drop - dropcol dropdb dropfilesize droptable
rename - renamecol renametable
csv - csvcdefs csvdump csvprobe csvrd csvreport csvrestore csvscan csvwr
table-table - tablecopy tableinsert tablemove