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"command": "EXPLAIN", "affectedRows": 601020 }, { "rows": [ { "plan_label": "transformed_month" } ], "fields": [ { "name": "plan_label", "dataTypeID": 25 } ], "command": "SELECT", "affectedRows": 601020, "rowCount": 1 }, { "rows": [ { "QUERY PLAN": [ { "Plan": { "Node Type": "Aggregate", "Strategy": "Plain", "Partial Mode": "Simple", "Parallel Aware": false, "Async Capable": false, "Startup Cost": 3766.17, "Total Cost": 3766.18, "Plan Rows": 1, "Plan Width": 8, "Actual Startup Time": 894.483, "Actual Total Time": 894.508, "Actual Rows": 1, "Actual Loops": 1, "Disabled": false, "Shared Hit Blocks": 766, "Shared Read Blocks": 0, "Shared Dirtied Blocks": 0, "Shared Written Blocks": 0, "Local Hit Blocks": 0, "Local Read Blocks": 0, "Local Dirtied Blocks": 0, "Local Written Blocks": 0, "Temp Read Blocks": 0, "Temp Written Blocks": 0, "Plans": [ { "Node Type": "Append", "Parent Relationship": "Outer", "Parallel Aware": false, "Async Capable": false, "Startup Cost": 0, "Total Cost": 3766.14, 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Dirtied Blocks": 0, "Local Written Blocks": 0, "Temp Read Blocks": 0, "Temp Written Blocks": 0 }, { "Node Type": "Seq Scan", "Parent Relationship": "Member", "Parallel Aware": false, "Async Capable": false, "Relation Name": "orders_2026_03", "Alias": "orders_monthly_3", "Startup Cost": 0, "Total Cost": 319.8, "Plan Rows": 1, "Plan Width": 0, "Actual Startup Time": 254.339, "Actual Total Time": 254.339, "Actual Rows": 0, "Actual Loops": 1, "Disabled": false, "Filter": "((EXTRACT(year FROM (placed_at AT TIME ZONE 'UTC'::text)) = '2026'::numeric) AND (EXTRACT(month FROM (placed_at AT TIME ZONE 'UTC'::text)) = '10'::numeric))", "Rows Removed by Filter": 10192, "Shared Hit Blocks": 65, "Shared Read Blocks": 0, "Shared Dirtied Blocks": 0, "Shared Written Blocks": 0, "Local Hit Blocks": 0, "Local Read Blocks": 0, "Local Dirtied Blocks": 0, "Local Written Blocks": 0, "Temp Read Blocks": 0, "Temp Written Blocks": 0 }, { "Node Type": "Seq Scan", "Parent Relationship": "Member", "Parallel Aware": false, "Async Capable": false, "Relation Name": "orders_2026_04", "Alias": "orders_monthly_4", "Startup Cost": 0, "Total Cost": 309.58, "Plan Rows": 1, "Plan Width": 0, "Actual Startup Time": 95.046, "Actual Total Time": 95.047, "Actual Rows": 0, "Actual Loops": 1, "Disabled": false, "Filter": "((EXTRACT(year FROM (placed_at AT TIME ZONE 'UTC'::text)) = '2026'::numeric) AND (EXTRACT(month FROM (placed_at AT TIME ZONE 'UTC'::text)) = '10'::numeric))", "Rows Removed by Filter": 9863, "Shared Hit Blocks": 63, "Shared Read Blocks": 0, "Shared Dirtied Blocks": 0, "Shared Written Blocks": 0, "Local Hit Blocks": 0, "Local Read Blocks": 0, "Local Dirtied Blocks": 0, "Local Written Blocks": 0, "Temp Read Blocks": 0, "Temp Written Blocks": 0 }, { "Node Type": "Seq Scan", "Parent Relationship": "Member", "Parallel Aware": false, "Async Capable": false, "Relation Name": "orders_2026_05", "Alias": "orders_monthly_5", "Startup Cost": 0, "Total Cost": 319.8, "Plan Rows": 1, "Plan Width": 0, "Actual Startup Time": 67.595, "Actual Total Time": 67.596, "Actual Rows": 0, "Actual Loops": 1, "Disabled": false, "Filter": "((EXTRACT(year FROM (placed_at AT TIME ZONE 'UTC'::text)) = '2026'::numeric) AND (EXTRACT(month FROM (placed_at AT TIME ZONE 'UTC'::text)) = '10'::numeric))", "Rows Removed by Filter": 10192, "Shared Hit Blocks": 65, "Shared Read Blocks": 0, "Shared Dirtied Blocks": 0, "Shared Written Blocks": 0, "Local Hit Blocks": 0, "Local Read Blocks": 0, "Local Dirtied Blocks": 0, "Local Written Blocks": 0, "Temp Read Blocks": 0, "Temp Written Blocks": 0 }, { "Node Type": "Seq Scan", "Parent Relationship": "Member", "Parallel Aware": false, "Async Capable": false, "Relation Name": "orders_2026_06", "Alias": "orders_monthly_6", "Startup Cost": 0, "Total Cost": 309.55, "Plan Rows": 1, "Plan Width": 0, "Actual Startup Time": 30.667, "Actual Total Time": 30.668, "Actual Rows": 0, "Actual Loops": 1, "Disabled": false, "Filter": "((EXTRACT(year FROM (placed_at AT TIME ZONE 'UTC'::text)) = '2026'::numeric) AND (EXTRACT(month FROM (placed_at AT TIME ZONE 'UTC'::text)) = '10'::numeric))", "Rows Removed by Filter": 9862, "Shared Hit Blocks": 63, "Shared Read Blocks": 0, "Shared Dirtied Blocks": 0, "Shared Written Blocks": 0, "Local Hit Blocks": 0, "Local Read Blocks": 0, "Local Dirtied Blocks": 0, "Local Written Blocks": 0, "Temp Read Blocks": 0, "Temp Written Blocks": 0 }, { "Node Type": "Seq Scan", "Parent Relationship": "Member", "Parallel Aware": false, "Async Capable": false, "Relation Name": "orders_2026_07", "Alias": "orders_monthly_7", "Startup Cost": 0, "Total Cost": 319.77, "Plan Rows": 1, "Plan Width": 0, "Actual Startup Time": 111.42, "Actual Total Time": 111.421, "Actual Rows": 0, "Actual Loops": 1, "Disabled": false, "Filter": "((EXTRACT(year FROM (placed_at AT TIME ZONE 'UTC'::text)) = '2026'::numeric) AND (EXTRACT(month FROM (placed_at AT TIME ZONE 'UTC'::text)) = '10'::numeric))", "Rows Removed by Filter": 10191, "Shared Hit Blocks": 65, "Shared Read Blocks": 0, "Shared Dirtied Blocks": 0, "Shared Written Blocks": 0, "Local Hit Blocks": 0, "Local Read Blocks": 0, "Local Dirtied Blocks": 0, "Local Written Blocks": 0, "Temp Read Blocks": 0, "Temp Written Blocks": 0 }, { "Node Type": "Seq Scan", "Parent Relationship": "Member", "Parallel Aware": false, "Async Capable": false, "Relation Name": "orders_2026_08", "Alias": "orders_monthly_8", "Startup Cost": 0, "Total Cost": 319.8, "Plan Rows": 1, "Plan Width": 0, "Actual Startup Time": 24.842, "Actual Total Time": 24.843, "Actual Rows": 0, "Actual Loops": 1, "Disabled": false, "Filter": "((EXTRACT(year FROM (placed_at AT TIME ZONE 'UTC'::text)) = '2026'::numeric) AND (EXTRACT(month FROM (placed_at AT TIME ZONE 'UTC'::text)) = '10'::numeric))", "Rows Removed by Filter": 10192, "Shared Hit Blocks": 65, "Shared Read Blocks": 0, "Shared Dirtied Blocks": 0, "Shared Written Blocks": 0, "Local Hit Blocks": 0, "Local Read Blocks": 0, "Local Dirtied Blocks": 0, "Local Written Blocks": 0, "Temp Read Blocks": 0, "Temp Written Blocks": 0 }, { "Node Type": "Seq Scan", "Parent Relationship": "Member", "Parallel Aware": false, "Async Capable": false, "Relation Name": "orders_2026_09", "Alias": "orders_monthly_9", "Startup Cost": 0, "Total Cost": 309.6, "Plan Rows": 1, "Plan Width": 0, "Actual Startup Time": 29.653, "Actual Total Time": 29.653, "Actual Rows": 0, "Actual Loops": 1, "Disabled": false, "Filter": "((EXTRACT(year FROM (placed_at AT TIME ZONE 'UTC'::text)) = '2026'::numeric) AND (EXTRACT(month FROM (placed_at AT TIME ZONE 'UTC'::text)) = '10'::numeric))", "Rows Removed by Filter": 9864, "Shared Hit Blocks": 63, "Shared Read Blocks": 0, "Shared Dirtied Blocks": 0, "Shared Written Blocks": 0, "Local Hit Blocks": 0, "Local Read Blocks": 0, "Local Dirtied Blocks": 0, "Local Written Blocks": 0, "Temp Read Blocks": 0, "Temp Written Blocks": 0 }, { "Node Type": "Seq Scan", "Parent Relationship": "Member", "Parallel Aware": false, "Async Capable": false, "Relation Name": "orders_2026_10", "Alias": "orders_monthly_10", "Startup Cost": 0, "Total Cost": 319.9, "Plan Rows": 1, "Plan Width": 0, "Actual Startup Time": 0.054, "Actual Total Time": 44.871, "Actual Rows": 10196, "Actual Loops": 1, "Disabled": false, "Filter": "((EXTRACT(year FROM (placed_at AT TIME ZONE 'UTC'::text)) = '2026'::numeric) AND (EXTRACT(month FROM (placed_at AT TIME ZONE 'UTC'::text)) = '10'::numeric))", "Rows Removed by Filter": 0, "Shared Hit Blocks": 65, "Shared Read Blocks": 0, "Shared Dirtied Blocks": 0, "Shared Written Blocks": 0, "Local Hit Blocks": 0, "Local Read Blocks": 0, "Local Dirtied Blocks": 0, "Local Written Blocks": 0, "Temp Read Blocks": 0, "Temp Written Blocks": 0 }, { "Node Type": "Seq Scan", "Parent Relationship": "Member", "Parallel Aware": false, "Async Capable": false, "Relation Name": "orders_2026_11", "Alias": "orders_monthly_11", "Startup Cost": 0, "Total Cost": 309.58, "Plan Rows": 1, "Plan Width": 0, "Actual Startup Time": 20.139, "Actual Total Time": 20.14, "Actual Rows": 0, "Actual Loops": 1, "Disabled": false, "Filter": "((EXTRACT(year FROM (placed_at AT TIME ZONE 'UTC'::text)) = '2026'::numeric) AND (EXTRACT(month FROM (placed_at AT TIME ZONE 'UTC'::text)) = '10'::numeric))", "Rows Removed by Filter": 9863, "Shared Hit Blocks": 63, "Shared Read Blocks": 0, "Shared Dirtied Blocks": 0, "Shared Written Blocks": 0, "Local Hit Blocks": 0, "Local Read Blocks": 0, "Local Dirtied Blocks": 0, "Local Written Blocks": 0, "Temp Read Blocks": 0, "Temp Written Blocks": 0 }, { "Node Type": "Seq Scan", "Parent Relationship": "Member", "Parallel Aware": false, "Async Capable": false, "Relation Name": "orders_2026_12", "Alias": "orders_monthly_12", "Startup Cost": 0, "Total Cost": 319.8, "Plan Rows": 1, "Plan Width": 0, "Actual Startup Time": 21.741, "Actual Total Time": 21.742, "Actual Rows": 0, "Actual Loops": 1, "Disabled": false, "Filter": "((EXTRACT(year FROM (placed_at AT TIME ZONE 'UTC'::text)) = '2026'::numeric) AND (EXTRACT(month FROM (placed_at AT TIME ZONE 'UTC'::text)) = '10'::numeric))", "Rows Removed by Filter": 10192, "Shared Hit Blocks": 65, "Shared Read Blocks": 0, "Shared Dirtied Blocks": 0, "Shared Written Blocks": 0, "Local Hit Blocks": 0, "Local Read Blocks": 0, "Local Dirtied Blocks": 0, "Local Written Blocks": 0, "Temp Read Blocks": 0, "Temp Written Blocks": 0 } ] } ] }, "Planning": { "Shared Hit Blocks": 0, "Shared Read Blocks": 0, "Shared Dirtied Blocks": 0, "Shared Written Blocks": 0, "Local Hit Blocks": 0, "Local Read Blocks": 0, "Local Dirtied Blocks": 0, "Local Written Blocks": 0, "Temp Read Blocks": 0, "Temp Written Blocks": 0 }, "Planning Time": 1.699, "Triggers": [], "Execution Time": 894.698 } ] } ], "fields": [ { "name": "QUERY PLAN", "dataTypeID": 114 } ], "command": "EXPLAIN", "affectedRows": 601020 }, { "rows": [], "fields": [], "command": "SET", "affectedRows": 601020 }, { "rows": [], "fields": [], "command": "PREPARE", "affectedRows": 601020 }, { "rows": [ { "plan_label": "parameterised_october" } ], "fields": [ { "name": "plan_label", "dataTypeID": 25 } ], "command": "SELECT", "affectedRows": 601020, "rowCount": 1 }, { "rows": [ { "QUERY PLAN": [ { "Plan": { "Node Type": "Aggregate", "Strategy": "Plain", "Partial Mode": "Simple", "Parallel Aware": false, "Async Capable": false, "Startup Cost": 2570.54, "Total Cost": 2570.55, "Plan Rows": 1, "Plan Width": 8, "Actual Startup Time": 54.97, "Actual Total Time": 54.976, "Actual Rows": 1, "Actual Loops": 1, "Disabled": false, "Shared Hit Blocks": 65, "Shared Read Blocks": 0, "Shared Dirtied Blocks": 0, "Shared Written Blocks": 0, "Local Hit Blocks": 0, "Local Read Blocks": 0, "Local Dirtied Blocks": 0, "Local Written Blocks": 0, "Temp Read Blocks": 0, "Temp Written Blocks": 0, "Plans": [ { "Node Type": "Append", "Parent Relationship": "Outer", "Parallel Aware": false, "Async Capable": false, "Startup Cost": 0, "Total Cost": 2569.04, "Plan Rows": 599, "Plan Width": 0, "Actual Startup Time": 0.045, "Actual Total Time": 48.78, "Actual Rows": 10196, "Actual Loops": 1, "Disabled": false, "Shared Hit Blocks": 65, "Shared Read Blocks": 0, "Shared Dirtied Blocks": 0, "Shared Written Blocks": 0, "Local Hit Blocks": 0, "Local Read Blocks": 0, "Local Dirtied Blocks": 0, "Local Written Blocks": 0, "Temp Read Blocks": 0, "Temp Written Blocks": 0, "Subplans Removed": 11, "Plans": [ { "Node Type": "Seq Scan", "Parent Relationship": "Member", "Parallel Aware": false, "Async Capable": false, "Relation Name": "orders_2026_10", "Alias": "orders_monthly_1", "Startup Cost": 0, "Total Cost": 217.94, "Plan Rows": 51, "Plan Width": 0, "Actual Startup Time": 0.042, "Actual Total Time": 10.747, "Actual Rows": 10196, "Actual Loops": 1, "Disabled": false, "Filter": "((placed_at >= $1) AND (placed_at < $2))", "Rows Removed by Filter": 0, "Shared Hit Blocks": 65, "Shared Read Blocks": 0, "Shared Dirtied Blocks": 0, "Shared Written Blocks": 0, "Local Hit Blocks": 0, "Local Read Blocks": 0, "Local Dirtied Blocks": 0, "Local Written Blocks": 0, "Temp Read Blocks": 0, "Temp Written Blocks": 0 } ] } ] }, "Planning": { "Shared Hit Blocks": 0, "Shared Read Blocks": 0, "Shared Dirtied Blocks": 0, "Shared Written Blocks": 0, "Local Hit Blocks": 0, "Local Read Blocks": 0, "Local Dirtied Blocks": 0, "Local Written Blocks": 0, "Temp Read Blocks": 0, "Temp Written Blocks": 0 }, "Planning Time": 1.485, "Triggers": [], "Execution Time": 55.392 } ] } ], "fields": [ { "name": "QUERY PLAN", "dataTypeID": 114 } ], "command": "EXPLAIN", "affectedRows": 601020 }, { "rows": [], "fields": [], "command": "DEALLOCATE", "affectedRows": 601020 }, { "rows": [], "fields": [], "command": "SET", "affectedRows": 601020 }, { "rows": [], "fields": [], "command": "CREATE", "affectedRows": 601020 }, { "rows": [], "fields": [], "command": "CREATE", "affectedRows": 601020 }, { "rows": [], "fields": [], "command": "CREATE", "affectedRows": 601020 }, { "rows": [], "fields": [], "command": "INSERT", "affectedRows": 601022, "rowCount": 2 }, { "rows": [ { "check_name": "different_pairs_allow_same_id", "ok": true } ], "fields": [ { "name": "check_name", "dataTypeID": 25 }, { "name": "ok", "dataTypeID": 16 } ], "command": "SELECT", "affectedRows": 601022, "rowCount": 1 }, { "rows": [ { "check_name": "exact_boundary_routes_november", "ok": true } ], "fields": [ { "name": "check_name", "dataTypeID": 25 }, { "name": "ok", "dataTypeID": 16 } ], "command": "SELECT", "affectedRows": 601022, "rowCount": 1 }, { "rows": [], "fields": [], "command": "CREATE", "affectedRows": 601022 }, { "rows": [], "fields": [], "command": "DO", "affectedRows": 601022 }, { "rows": [], "fields": [], "command": "CREATE", "affectedRows": 601022 }, { "rows": [], "fields": [], "command": "INSERT", "affectedRows": 601023, "rowCount": 1 }, { "rows": [], "fields": [], "command": "DO", "affectedRows": 601023 }, { "rows": [ { "check_name": "id_only_reference_refused", "ok": true, "sqlstate": "42830" }, { "check_name": "id_only_unique_refused", "ok": true, "sqlstate": "0A000" }, { "check_name": "missing_range_rejected", "ok": true, "sqlstate": "23514" }, { "check_name": "referenced_detach_rejected", "ok": true, "sqlstate": "23503" }, { "check_name": "referenced_key_update_rejected", "ok": true, "sqlstate": "23503" }, { "check_name": "same_pair_rejected", "ok": true, "sqlstate": "23505" }, { "check_name": "wrong_timestamp_reference_rejected", "ok": true, "sqlstate": "23503" } ], "fields": [ { "name": "check_name", "dataTypeID": 25 }, { "name": "ok", "dataTypeID": 16 }, { "name": "sqlstate", "dataTypeID": 25 } ], "command": "SELECT", "affectedRows": 601023, "rowCount": 7 }, { "rows": [], "fields": [], "command": "DELETE", "affectedRows": 601024, "rowCount": 1 }, { "rows": [], "fields": [], "command": "UPDATE", "affectedRows": 601025, "rowCount": 1 }, { "rows": [ { "check_name": "key_update_moves_partition", "ok": true } ], "fields": [ { "name": "check_name", "dataTypeID": 25 }, { "name": "ok", "dataTypeID": 16 } ], "command": "SELECT", "affectedRows": 601025, "rowCount": 1 }, { "rows": [ { "check_name": "january_wholly_eligible", "ok": true } ], "fields": [ { "name": "check_name", "dataTypeID": 25 }, { "name": "ok", "dataTypeID": 16 } ], "command": "SELECT", "affectedRows": 601025, "rowCount": 1 }, { "rows": [ { "check_name": "january_partial_cutoff_ineligible_rows_exist", "ok": true } ], "fields": [ { "name": "check_name", "dataTypeID": 25 }, { "name": "ok", "dataTypeID": 16 } ], "command": "SELECT", "affectedRows": 601025, "rowCount": 1 }, { "rows": [], "fields": [], "command": "SELECT", "affectedRows": 601025, "rowCount": 1 }, { "rows": [], "fields": [], "command": "ALTER", "affectedRows": 601025 }, { "rows": [ { "check_name": "detached_rows_still_exist", "ok": true, "parent_count": 120003, "january_count": 10191, "remaining_parent_count": 109812 } ], "fields": [ { "name": "check_name", "dataTypeID": 25 }, { "name": "ok", "dataTypeID": 16 }, { "name": "parent_count", "dataTypeID": 20 }, { "name": "january_count", "dataTypeID": 20 }, { "name": "remaining_parent_count", "dataTypeID": 20 } ], "command": "SELECT", "affectedRows": 601025, "rowCount": 1 }, { "rows": [], "fields": [], "command": "DO", "affectedRows": 601025 }, { "rows": [ { "check_name": "late_write_after_detach_rejected", "ok": true, "sqlstate": "23514" } ], "fields": [ { "name": "check_name", "dataTypeID": 25 }, { "name": "ok", "dataTypeID": 16 }, { "name": "sqlstate", "dataTypeID": 25 } ], "command": "SELECT", "affectedRows": 601025, "rowCount": 1 }, { "rows": [], "fields": [], "command": "DROP", "affectedRows": 601025 }, { "rows": [ { "check_name": "detached_table_dropped", "ok": true } ], "fields": [ { "name": "check_name", "dataTypeID": 25 }, { "name": "ok", "dataTypeID": 16 } ], "command": "SELECT", "affectedRows": 601025, "rowCount": 1 }, { "rows": [ { "check_name": "original_authority_and_dependants_unchanged", "ok": true } ], "fields": [ { "name": "check_name", "dataTypeID": 25 }, { "name": "ok", "dataTypeID": 16 } ], "command": "SELECT", "affectedRows": 601025, "rowCount": 1 }, { "rows": [], "fields": [], "command": "ROLLBACK", "affectedRows": 601025 } ], "limits": [ "WASM observations, not a native server or concurrent-client run.", "No production timing threshold, lock waits or concurrent safety established.", "Generated workload is a reporting model, not reconstructed stock history.", "Report copy has weaker composite uniqueness and no incoming foreign keys." ] }