2026-04-16 11:30:30 +08:00
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<diagram id="homework-er-v2" name="ER图">
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2026-04-14 21:13:29 +08:00
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2026-04-16 11:30:30 +08:00
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2026-04-16 15:46:29 +08:00
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<mxCell id="3" value="说明：question 目录仅保留 2 个 SQL 文件（10_create_question_tables.sql / 20_init_question_seed.sql），推荐 rc_* 表已并入 question schema" style="text;html=1;strokeColor=none;fillColor=none;align=left;verticalAlign=middle;fontSize=12;fontColor=#666666;" parent="1" vertex="1">
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2026-04-16 11:30:30 +08:00
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2026-04-16 15:46:29 +08:00
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2026-04-16 11:30:30 +08:00
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2026-04-16 15:46:29 +08:00
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2026-04-16 11:30:30 +08:00
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<mxCell id="12" value="question.hw_question_kp_rel<br>PK (question_id, kp_id)<br>FK question_id -> hw_question_item.question_id<br>FK kp_id -> cl_knowledge_point.kp_id<br>relation_type, confidence, graph_relation_id, source_table/source_pk<br>tenant_id, updated_at" style="rounded=1;whiteSpace=wrap;html=1;fillColor=#fff2cc;strokeColor=#d6b656;" parent="1" vertex="1">
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2026-04-16 15:46:29 +08:00
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2026-04-16 11:30:30 +08:00
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2026-04-16 15:46:29 +08:00
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2026-04-16 11:30:30 +08:00
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2026-04-16 15:46:29 +08:00
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2026-04-16 11:30:30 +08:00
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2026-04-16 15:46:29 +08:00
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2026-04-16 11:30:30 +08:00
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2026-04-14 21:13:29 +08:00
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