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run1_tbla: (fld1, fld2, fld3, ...)
run1_tblb: (fldx, fldy, fldz, ...)
...
run2_tbla: (fld1, fld2, fld3, ...)
run2_tblb: ...

table_a (run_id, fld1, fld2, fld3, ...)
table_b (run_id, fldx, fldy, fldz, ...)