v0.9.6

Gurobi v0.9.6

Diff since v0.9.5

Merged pull requests:

• Add batch delete for SOS constraints and related test. (#384) (@metab0t)

v0.9.5

Gurobi v0.9.5

Diff since v0.9.4

Closed issues:

• Gurobi not properly installed. (#376)
• Warning: tried to free model while optimization in progress (#377)
• compute_conflict! does not work (#378)
• Writing model to file (#379)
• How can I terminate model in the callback function? (#381)

Merged pull requests:

• Update TagBot.yml (#375) (@odow)
• MOI.set for basis status (#380) (@joehuchette)
• [README] Explain how to use GRBterminate (#382) (@odow)
• Bump version in Project.toml (#383) (@odow)

v0.9.4

Gurobi v0.9.4

Diff since v0.9.3

Closed issues:

• Regression for compute_conflict!? (#369)
• Setting Env parameters (#370)
• [GUROBI 9.1.0] - UndefVarError: model not defined (#371)
• Implement MOI.CallbackNodeStatus (#372)
• cannot build gurobi in julia .. Env var is set to the directory where i installed gurobi and I have the license there too (#373)

Merged pull requests:

• Add farkas dual for variable bounds (#363) (@odow)
• Deprecate GurobiSolver (#368) (@odow)
• Support MOI.CallbackNodeStatus (#374) (@odow)

v0.9.3

Gurobi v0.9.3

Diff since v0.9.2

Closed issues:

• Accessing the presolved model (#366)

Merged pull requests:

• Add support for Gurobi 9.1.0 (#365) (@odow)

v0.9.2

Gurobi v0.9.2

Diff since v0.9.1

Merged pull requests:

• Add checks for RegistryCI AutoMerge (#362) (@odow)

v0.9.1

Gurobi v0.9.1

Diff since v0.9.0

Closed issues:

• Both Gurobi and Base export "copy" (#359)

Merged pull requests:

• Remove exports of copy and read, and update documentation (#360) (@odow)

v0.9.0

Gurobi v0.9.0

Diff since v0.8.1

Closed issues:

• Interface completion (#8)
• Finalizer for Env (#24)
• Unable to set Integer options to infinity (#25)
• Segfault on ctrl-c (#52)
• Gurobi.free_env segfaults with low probability (#110)
• Gurobi ISV key (#151)
• Support general constraints (#155)
• Add indicator constraints (#230)
• connect to remote Gurobi server (#253)
• Make it easier to understand which functions from MOI wrapper are gurobi's api (#266)
• How to release a Gurobi license? (#268)
• Tests not passing with MOI v0.9.7 (#269)
• Pkg.build("Gurobi") problem for Gurobi in conda environment (#316)
• Compute server connection not closed properly after "ctrl+c" (#320)
• Cannot be used on version 0.7 of Julia (#330)
• is it possible to specify a license file from within Julia? (#331)
• Error building Gurobi with Julia (#332)
• Error building Gurobi: (#333)
• Tests Fail with Limited Licenses (#336)
• License detected but marked invalid? (#337)
• Gurobi “Objective Q not PSD ” for Convex quadratic problem (#338)
• Error in set_start_value with BilevelJuMP (#339)
• Problems with Gurobi & JuMP (#340)
• How to define new variables into the model with a while loop using JuMP and Gurobi (#341)
• Generating a simple problem that reliably triggers hits :UserLimit (#342)
• unable to locate gurobi (#343)
• Errors for Pkg.add("Gurobi") (#344)
• Change termination status to locally solved (#345)
• Test failure (#347)

Merged pull requests:

• Comments overhaul (#314) (@henriquebecker91)
• Update IIS support to MOI 0.9.14. (#326) (@dourouc05)
• Update README.md (#329) (@cdeil)
• update for migration to jump-dev (#334) (@mlubin)
• Updated readme example 1 (#335) (@gnadt)
• Rewrite C wrapper using Clang (#346) (@odow)
• Refactor tests into functions (#348) (@odow)
• Catch [CTRL+C] and gracefully exit (#349) (@odow)
• Refactor tests to pass with limited licenses (#350) (@odow)
• Test non-convex instances (#351) (@odow)
• Add indicator constraint support (#352) (@odow)
• Support MOI.NumberOfThreads (#353) (@odow)
• Update deprecation error message (#355) (@odow)

v0.8.1

Gurobi v0.8.1

Diff since v0.8.0

Closed issues:

• can someone help me about Gurobi package error in Julia (#310)
• More fun with lazy update semantics (#315)
• Running Gurobi v0.7.7 on mac/Unable to locate Gurobi installation (#322)
• Failed to install Gurobi to Julia (#324)
• Error "Invalid Gurobi license" on HPC using machine-file option. (#325)

Merged pull requests:

• Adds buffering for variables deleted. (#317) (@henriquebecker91)
• Update Project.toml (#321) (@odow)
• Update README.md (#323) (@odow)
• Update Gurobi parameters to include new params released in 9.0 (#328) (@ryancorywright)

v0.8.0

Gurobi v0.8.0

Diff since v0.7.7

v0.7.7

Gurobi v0.7.7

Diff since v0.7.6

Closed issues:

• Trouble with Pkg.add("Gurobi") (#298)
• Invalid Gurobi license (#299)
• Error: out of memory when using on HPC cluster. (#304)
• Cannot properly precompile Gurobi. (#306)
• Error when retrieving the conflict status of a feasible MIP model (#307)
• readme says this wrapper only supports up to Gurobi 8.1 (#311)

Merged pull requests:

• Adds section Common Performance Pitfall with JuMP. (#301) (@henriquebecker91)
• Fix bug in setting a negative lower bound of a SOC constrained variable with add_constraints (#302) (@henriquebecker91)
• Adds a cache for lower and upper bounds. (#303) (@henriquebecker91)
• Don't hide the error being thrown by Gurobi when it fails to compute … (#308) (@odow)
• Adds a specialization of MOI.delete that deletes a batch of constraints. (#313) (@henriquebecker91)