OpenSource Licence of the Hasso-Plattner Institute This computer program can be used by anyone in accordance with the OpenSource licence of the Hasso-Plattner Institute. Its terms of use can be downloaded under the URL https://github.com/hyrise/hyrise/blob/master/LICENSE Preamble The Hasso-Plattner-Institut für Softwaresystemtechnik GmbH, Prof.-Dr.-Helmert- Strasse 2-3, 14482 Potsdam, hereinafter referred to as Hasso-Plattner Institute, provides a research in-memory database storage engine system to store different kinds of relational and other data. This software shall hereinafter be referred to as HYRISE. 1. Licence Grant With these terms of use, the Hasso-Plattner Institute grants everyone, free of charge, a non-exclusive right of use (§ 32(3)(3) Copyright Act) in HYRISE. It therefore makes an offer to everyone to conclude a corresponding licence agreement for the grant of exploitation rights in accordance with these terms of use. The express acceptance by the Hasso-Plattner Institute need not be received by the user (§ 151 German Civil Code). The above rule means that the user cannot assign the right of use ac-quired by it in accordance with these terms of use to a third party, but that the third party acquires the rights directly from Hasso-Plattner Institute. 2. Scope of Exploitation Rights With these terms of use, the Hasso-Plattner Institute grants the user, free of charge, a non-exclusive right of use, unrestricted with respect to time and geographical scope, to use HYRISE in accordance with the following terms: a) The user shall be entitled to reproduce, distribute and/or publish the source code of HYRISE. b) The user may also translate, adapt, arrange or otherwise alter the source code of HYRISE and exploit the results under Point 2.a) c) Finally, the user may also exploit the text of these licence terms in accordance with Point 2.a). d) The exploitation rights pursuant to Point 2.a) and b) also apply to HYRISE in its object code or executable form and entitle the user to in -corporate HYRISE into other computer programs for use as set down in Point 2, though these terms of use only apply to the part of the new computer program so created which is HYRISE where the combination does not result in a change pursuant to Point 2.b). In the latter case, these terms of use apply to the entire new computer program. 3. Duties of the User The user shall be obliged, a) on reproduction of HYRISE pursuant to Point 2.a), to incorporate the following copyright mark, at least in the corresponding source code: „Exclusive copyrighted exploitation rights / Copyright © 2012 Hasso-Plattner-Institut für Softwaresystemtechnik GmbH“ as well as to include a copy of these terms of use; in the case of publication, the terms of use must also be included in the offer of publication; b) not to remove references in the source code and in other places to the owner of rights of use and these terms of use and/or to change such; c) for the case that the user make changes to HYRISE pursuant to Point 2.b) and so acquires its own copyright, the work so created may only be offered to third parties for use/edit in accordance with these terms of use; the user must also make these changes clear in the source code; d) for the case that the user uses HYRISE in object code form or in executable form, it must also include the complete machine-readable source code for HYRISE on the data carrier and/or make it accessible to the public via the Internet; for the case that the user combines HYRISE pursuant to Point 2 d) with another computer program, it must ensure in any offer of the same that HYRISE is also included in this entire program and that this is only used in accordance with these terms of use. 4. Consequence of Breach of the Above Obligations Should the user commit a culpable breach of any of the obligations set down in Point 3, all exploitation rights under these terms of use shall terminate automatically, also with retrospective effect. 5. Limited Liability a) The Hasso-Plattner Institute shall have unlimited liability for damage due to legal defects or absence of warranted qualities as well as for injury to life, body and health. Liability for initial inability, delay and impossibility shall be limited to such damage typically foreseeable of such a computer program. b) In all other regards, the Hasso Plattner Institute shall have unlimited liability only for deliberate damage or damage caused by gross negligence, also by its legal representative and managers. With respect to the fault of other vicarious agents, the Hasso-Plattner Institute shall only be liable to the extent of liability for initial inability in accordance with the previous section. c) For negligence simpliciter, the Hasso-Plattner Institute shall only be liable where the obligation breached is of particular importance for attaining the contract purpose, a duty which gives the contract its specific character and in which the user may trust (cardinal duty). In case of breach of a cardinal obligation, the liability limit for initial inability in accordance with a) shall apply mutatis mutandis. d) Liability for loss of data shall be limited to the typical expense for the restoration of data which would be incurred if regular backup copies were made appropriate for the degree of risk. e) Liability in accordance with the Product Liability Act remains unaffected (§ 14 Product Liability Act). 6. Concluding Provisions a) Oral ancillary agreements have not been concluded and shall not be valid. Supplements and amendments to this agreement must be in writing for their validity. This shall also apply in case of any amendment to this written form clause. b) Should any provisions of this agreement be or become void or unenforceable, the remaining provisions shall be unaffected. c) Where the user is a merchant, place of jurisdiction shall be Potsdam. d) This agreement shall be governed exclusively by the laws of the Federal Republic of Germany. The provisions of the UN Convention on Contracts for the International Sale of Goods shall be excluded.