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If state is active this field shows the identifier of the currently executing query. In all other states, it shows the identifier of last query that was executed. Query identifiers are not computed by default so this field will be null unless compute_query_id parameter is enabled or a third-party module that computes query identifiers is configured.", "/versions/18/facts/0/label": "View", "/versions/18/facts/1/label": "Field", "/versions/18/facts/2/label": "SQL type", "/versions/18/facts/3/label": "Units named in the field definition", "/versions/18/facts/3/value": "Not specified", "/versions/18/facts/4/label": "Reset observation", "/versions/18/facts/4/value": "No stats_reset field is documented for this view", "/versions/18/related/0/label": "pg_stat_activity columns", "/versions/18/related/1/label": "Statistics collection and reset functions", "/versions/18/sections/0/title": "View semantics", "/versions/18/sections/1/title": "Collection and reset context", "/versions/18/sections/2/title": "Inspect this field", "/versions/18/sections/0/paragraphs/0": "The pg_stat_activity view will have one row per server process, showing information related to the current activity of that process.", "/versions/18/sections/1/paragraphs/0": "Read the same-version statistics collection and view documentation below for reset scope and visibility. No per-field reset rule is inferred from the field name.", "/versions/18/sections/2/paragraphs/0": "Example query; no execution result or measured value is asserted."}, "fallback_fields": [], "source_language": "en", "original_snapshot_sha256": "b7d2f904ae58641a72d3a4337d3911bac0b38ffa462527f814acfb57d7d6f69b", "canonical_center_text_hash": "194ff1d8f8550a2e9d9a99c0eb98d3c4525ddcc1e1f3d1108fcfab55ee325636"}, "description_zh": "\u8fd9\u4e2a\u540e\u7aef\u7684\u6700\u8fd1\u67e5\u8be2\u7684\u6807\u8bc6\u7b26\u3002\u5982\u679c state \u662f active\uff0c\u8fd9\u4e2a\u5b57\u6bb5\u663e\u793a\u5f53\u524d\u6b63\u5728\u6267\u884c\u7684\u67e5\u8be2\u7684\u6807\u8bc6\u7b26\u3002\u5728\u6240\u6709\u5176\u4ed6\u72b6\u6001\uff0c\u5b83\u663e\u793a\u6267\u884c\u7684\u6700\u540e\u4e00\u4e2a\u67e5\u8be2\u7684\u6807\u8bc6\u7b26\u3002\u9ed8\u8ba4\u4e0d\u8ba1\u7b97\u67e5\u8be2\u6807\u8bc6\u7b26\uff0c\u56e0\u6b64\u8be5\u5b57\u6bb5\u5c06\u4e3a\u7a7a\u503c\uff0c\u9664\u975e\u542f\u7528 compute_query_id \u53c2\u6570\u6216\u914d\u7f6e\u4e86\u8ba1\u7b97\u67e5\u8be2\u6807\u8bc6\u7b26\u7684\u7b2c\u4e09\u65b9\u6a21\u5757\u3002", "comparison_data": {"view": "pg_stat_activity", "field": "query_id", "sql_type": "bigint", "units_mentioned": []}, "comparison_hash": "6fd7daab7056bf39750f38aec38beff4f76f2affe3a73bd26de506aac97b57fa", "manual_language": "zh", "units_mentioned": [], "description_zh_html": "pg_stat_activity.query_id \u7edf\u8ba1\u5b57\u6bb5\u3002
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