queries_databases Excercises of Databases_1 and Databases_2 Contribution If you want to contribute or if you have a better solution, please create a pull request and then i will check it out Table of contents databanken_1 extra_1.md extra_2.md group_by.md herhaling_1.md herhaling_2.md joins.md set_oper.md subq_1.md subq_2.md databanken_2 extra_3.md joins_extra.md optim.md subq_1_verbreding.md subq_2_verbreding.md Excercises Projektwerk 02_3_index_geolute.md 04_3_chinook_media.md 05_4_procedurele_SQL_oef.md 05_5_procedurele_SQL_trigger_oef.md 06_4_view_sp_triggers_performantie.md 07_2_psql_optioneel_oef.md 08_3_CTEs_oefeningen.md 09_6_ORDBMS_oef.md 10_5_XML_oef.md