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  "description": "Recommends indexes for a query pattern with exact column order and covering columns, and states the write-side cost.",
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      "name": "Index Advisor",
      "description": "Recommends indexes for a query pattern with exact column order and covering columns, and states the write-side cost.",
      "tags": [
        "database",
        "indexing",
        "sql",
        "performance",
        "query"
      ],
      "examples": [
        "SELECT * FROM events WHERE tenant=? AND ts>? ORDER BY ts; high write rate."
      ]
    }
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      "Order columns equality first, then range, then sort",
      "Add covering INCLUDE columns to avoid heap lookups",
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