8412e1801b
MCP server for SAP HANA performance analysis: query plan capture, PlanViz export, expensive statement monitoring, plan cache inspection, table statistics, memory stats, and active session tracking.
38 lines
906 B
Python
38 lines
906 B
Python
from __future__ import annotations
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def format_bytes(n: int | None) -> str:
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if n is None or n < 0:
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return "N/A"
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if n < 1024:
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return f"{n} B"
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if n < 1024**2:
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return f"{n / 1024:.1f} KB"
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if n < 1024**3:
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return f"{n / 1024 ** 2:.1f} MB"
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return f"{n / 1024 ** 3:.2f} GB"
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def format_duration(microseconds: int | None) -> str:
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if microseconds is None:
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return "N/A"
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if microseconds < 1000:
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return f"{microseconds} us"
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ms = microseconds / 1000
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if ms < 1000:
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return f"{ms:.1f} ms"
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sec = ms / 1000
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if sec < 60:
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return f"{sec:.1f} s"
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minutes = int(sec // 60)
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remaining_sec = sec % 60
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return f"{minutes}m {remaining_sec:.0f}s"
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def truncate(s: str | None, max_len: int = 200) -> str:
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if s is None:
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return ""
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if len(s) <= max_len:
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return s
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return s[:max_len] + "..."
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