{"product_id":"vertex-module","title":"Vertex Module","description":"\u003cp\u003eStruggling with complex SQL queries even after learning JOIN and aggregation? Does combining multiple conditions and subqueries feel overwhelming? Do advanced examples look clear but hard to recreate? Are larger datasets difficult to manage? Do you want to write queries that are clear and consistent? This is a common challenge when moving to a deeper SQL level.\u003c\/p\u003e\n\u003cp\u003eThis course helps you structure your knowledge and work with more advanced SQL queries. You will learn how subqueries function within query logic. The materials show how to combine SQL tools in one query. You will handle larger datasets with clarity. This supports building and understanding complex queries.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's Inside\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"2739\" data-end=\"3233\"\u003e\n\u003cli data-section-id=\"l8obri\" data-start=\"2739\" data-end=\"2803\"\u003e\n\u003cstrong data-start=\"2741\" data-end=\"2765\"\u003eModule 1: Subqueries\u003c\/strong\u003e — what they are and how to use them\u003c\/li\u003e\n\u003cli data-section-id=\"xzs1ph\" data-start=\"2804\" data-end=\"2865\"\u003e\n\u003cstrong data-start=\"2806\" data-end=\"2834\"\u003eModule 2: Nested Queries\u003c\/strong\u003e — multi-level logic building\u003c\/li\u003e\n\u003cli data-section-id=\"2860yk\" data-start=\"2866\" data-end=\"2929\"\u003e\n\u003cstrong data-start=\"2868\" data-end=\"2902\"\u003eModule 3: Advanced Aggregation\u003c\/strong\u003e — complex GROUP BY usage\u003c\/li\u003e\n\u003cli data-section-id=\"atysyv\" data-start=\"2930\" data-end=\"2980\"\u003e\n\u003cstrong data-start=\"2932\" data-end=\"2956\"\u003eModule 4: CASE Logic\u003c\/strong\u003e — flexible conditions\u003c\/li\u003e\n\u003cli data-section-id=\"1b4krbu\" data-start=\"2981\" data-end=\"3051\"\u003e\n\u003cstrong data-start=\"2983\" data-end=\"3025\"\u003eModule 5: Query Structure Optimization\u003c\/strong\u003e — writing clear queries\u003c\/li\u003e\n\u003cli data-section-id=\"3nx61j\" data-start=\"3052\" data-end=\"3116\"\u003e\n\u003cstrong data-start=\"3054\" data-end=\"3093\"\u003eModule 6: Working with Large Tables\u003c\/strong\u003e — handling data sets\u003c\/li\u003e\n\u003cli data-section-id=\"193k01j\" data-start=\"3117\" data-end=\"3181\"\u003e\n\u003cstrong data-start=\"3119\" data-end=\"3151\"\u003eModule 7: Combined Scenarios\u003c\/strong\u003e — JOIN + subqueries + logic\u003c\/li\u003e\n\u003cli data-section-id=\"eflosa\" data-start=\"3182\" data-end=\"3233\"\u003e\n\u003cstrong data-start=\"3184\" data-end=\"3212\"\u003eModule 8: Practice Tasks\u003c\/strong\u003e — guided exercises\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"3516\" data-end=\"3535\"\u003e✅ Perfect if you:\u003c\/p\u003e\n\u003cul data-start=\"3536\" data-end=\"3636\"\u003e\n\u003cli data-section-id=\"xhzui0\" data-start=\"3536\" data-end=\"3563\"\u003eare confident with JOIN\u003c\/li\u003e\n\u003cli data-section-id=\"r1sxhz\" data-start=\"3564\" data-end=\"3602\"\u003ewant to understand complex queries\u003c\/li\u003e\n\u003cli data-section-id=\"1kllp6m\" data-start=\"3603\" data-end=\"3636\"\u003ewant to improve SQL structure\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"3638\" data-end=\"3657\"\u003e❌ Not for you if:\u003c\/p\u003e\n\u003cul data-start=\"3658\" data-end=\"3713\"\u003e\n\u003cli data-section-id=\"1xp1ob2\" data-start=\"3658\" data-end=\"3687\"\u003eyou don’t know the basics\u003c\/li\u003e\n\u003cli data-section-id=\"1umieyt\" data-start=\"3688\" data-end=\"3713\"\u003eyou are just starting\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eWhat You'll Learn\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"3930\" data-end=\"4071\"\u003e\n\u003cli data-section-id=\"622h3a\" data-start=\"3930\" data-end=\"3950\"\u003eUsing subqueries\u003c\/li\u003e\n\u003cli data-section-id=\"1r3v45t\" data-start=\"3951\" data-end=\"3982\"\u003eBuilding nested SQL queries\u003c\/li\u003e\n\u003cli data-section-id=\"opkro1\" data-start=\"3983\" data-end=\"4010\"\u003eWorking with CASE logic\u003c\/li\u003e\n\u003cli data-section-id=\"uxkm14\" data-start=\"4011\" data-end=\"4041\"\u003eAnalyzing complex datasets\u003c\/li\u003e\n\u003cli data-section-id=\"17zoxag\" data-start=\"4042\" data-end=\"4071\"\u003eImproving query structure\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eGuarantee\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-section-id=\"1ezgiyp\" data-start=\"4112\" data-end=\"4133\"\u003e30-day money back\u003c\/li\u003e\n\u003cli data-section-id=\"txmggi\" data-start=\"4134\" data-end=\"4147\"\u003eRisk-free\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sqlvionir","offers":[{"title":"Default Title","offer_id":57163256758603,"sku":null,"price":208.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1044\/5901\/0379\/files\/vertex.jpg?v=1777542897","url":"https:\/\/sqlvionir.com\/products\/vertex-module","provider":"Sqlvionir","version":"1.0","type":"link"}