单项选择题
Which of the following is not a valid calendaring syntax element?()
A. FREQ B. BYHOUR C. RUNDATE D. INTERVAL E. BYMINUTE
多项选择题 WhichDBMS_SCHEDULERprocedurescanbeusedtoenableaprogram?()
单项选择题 Whensettingargumentsforajob,whichproceduredoyouusefortypesthatcannotbeimplicitlyconvertedtoandfromaVARCHAR2datatype?()
单项选择题 Withinaresource-plandefinition,whatdifferentiatesatop-levelplanfromasubplan?()