|Available Options:||CPLEX, OSICBC, HIGHS|
Umbrella option to use the specified MIP solver to solve all types of sub-problems it supports. If set to CBC/HIGHS/GUROBI/XPRESS, it will be used for LP and MILP problems.
If set to CPLEX, it will be used to solve all LP, MILP, QP, and QCQP problems.
Setting this option will override the LP_SOLVER, MILP_SOLVER, QP_SOLVER, and QCQP_SOLVER options.