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What Is Identifying Relationship? |
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Answer» Usually, in a data MODEL, parent TABLES and child tables are present. Parent table and child table are CONNECTED by a relationship line. If the referenced column in the child table is a part of the primary key in the child table, relationship is drawn by THICK lines by CONNECTING these two tables, which is called as identifying relationship. Usually, in a data model, parent tables and child tables are present. Parent table and child table are connected by a relationship line. If the referenced column in the child table is a part of the primary key in the child table, relationship is drawn by thick lines by connecting these two tables, which is called as identifying relationship. |
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