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Database commands:\n\
list TBL [REC] list RECord (or all records) in TBL\n\
- get TBL REC COL[:KEY] print values of COLumns in RECORD in TBL\n\
+ get TBL REC COL[:KEY] print values of COLumns in RECord in TBL\n\
set TBL REC COL[:KEY]=VALUE set COLumn values in RECord in TBL\n\
add TBL REC COL [KEY=]VALUE add (KEY=)VALUE to COLumn in RECord in TBL\n\
remove TBL REC COL [KEY=]VALUE remove (KEY=)VALUE from COLumn\n\
clear TBL REC COL clear values from COLumn in RECord in TBL\n\
create TBL COL[:KEY]=VALUE create and initialize new record\n\
- destroy TBL REC delete REC from TBL\n\
+ destroy TBL REC delete RECord from TBL\n\
wait-until TBL REC [COL[:KEY]=VALUE] wait until condition is true\n\
Potentially unsafe database commands require --force option.\n\
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