Connect to most popular database types to extract metadata. Generate flexible and dynamic database diagrams with our free Model Xtractor. Export them as Graphviz DOT files. And render them instantly on Graphviz online applications, by simply pasting the content of the exported files.
Visual description of the ROWS, RANGE and GROUPS window function clauses. Understand what frame is selected when used on a set with duplicate values. Get the difference between a current row and a current group. Think in terms of either individual rows, or groups with duplicates. Use offset rows, groups or values.
Learn how to perform exploratory analysis in Data Xtractor with a simple example. Discover related tables through expandable relationship items. Display conceptual many-to-many relationships for less diagram clutter. Design complex queries without typing SQL, with a generic visual interface. Generate database-specific SQL. Create inline and regular charts directly from your query results, with trivial chart type selections.
Use one single generic SQL Left Pad string function (LeftPad) for any built-in LPAD function or its emulation with a SQL expression. This article walks through in detail over the generated SQL when LPAD was supported or not. Select LeftPad from our visual SQL query builder, and it will be translated into the appropriate call.