Query Analysis Report

Date of Analysis: 2024-01-01 01:02:03
Analyzed File: testdata/keys-log.json

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Hot Queries

Query	Execution Count	Total Time (s)	Avg Time (ms)	% of Total Time
SELECT * FROM orders WHERE order_date > ?;	1,200	480	400	24%
SELECT l_orderkey FROM lineitem WHERE l_shipdate < ?;	1,500	450	300	22.5%
UPDATE customer SET c_name = ? WHERE c_custkey = ?;	800	320	400	16%
INSERT INTO supplier (s_name, s_address) VALUES (?, ?);	500	200	400	10%
DELETE FROM part WHERE p_partkey = ?;	300	120	400	6%
Other Queries	—	430	—	21.5%
Total	4,300	2,000	—	100%

Note: The "Other Queries" row aggregates all remaining queries not listed individually.

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Tables

Overview

Table Name	Reads	Writes	Total Time (s)	% of Total Time
lineitem	17	1	650	32.5%
orders	11	1	500	25%
customer	7	1	350	17.5%
supplier	8	1	250	12.5%
part	5	1	150	7.5%
nation	10	1	80	4%
partsupp	4	1	15	0.75%
region	2	1	5	0.25%
Total	—	—	2,000	100%

Note: The "Total Time (s)" column reflects the cumulative time spent on queries involving each table.

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Column Usage with Timing

Table: lineitem (17 reads and 1 write, Total Time: 650s)

Column	Position	Used %	Total Time (s)	% of Table Time
l_orderkey	JOIN	72%	468	72%
	GROUP	17%	110	17%
l_suppkey	JOIN	39%	254	39%
	JOIN RANGE	17%	110	17%
l_shipdate	WHERE RANGE	33%	215	33%
l_commitdate	WHERE RANGE	28%	182	28%
l_receiptdate	WHERE RANGE	28%	182	28%
l_partkey	JOIN	17%	110	17%
l_discount	WHERE RANGE	6%	39	6%
l_linestatus	GROUP	6%	39	6%
l_quantity	WHERE RANGE	6%	39	6%
l_returnflag	WHERE	6%	39	6%
	GROUP	6%	39	6%
l_shipmode	WHERE RANGE	6%	39	6%
	GROUP	6%	39	6%

Note: The "Total Time (s)" column indicates the cumulative time spent on queries involving each column.

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Table: orders (11 reads and 1 write, Total Time: 500s)

Column	Position	Used %	Total Time (s)	% of Table Time
o_orderkey	JOIN	83%	415	83%
	WHERE RANGE	8%	40	8%
	GROUP	8%	40	8%
o_custkey	JOIN	58%	290	58%
o_orderdate	WHERE RANGE	42%	210	42%
	GROUP	17%	85	17%
o_comment	WHERE RANGE	8%	40	8%
o_orderpriority	GROUP	8%	40	8%
o_orderstatus	WHERE	8%	40	8%
o_shippriority	GROUP	8%	40	8%
o_totalprice	GROUP	8%	40	8%

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(Repeat the above format for each table, adjusting the data accordingly.)

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Tables Joined with Timing

Join Relationship	Occurrences	Total Time (s)	% of Total Time
lineitem ↔ orders	10	500	25%
└─ lineitem.l_orderkey = orders.o_orderkey
customer ↔ orders	7	350	17.5%
└─ customer.c_custkey = orders.o_custkey
lineitem ↔ supplier	5	250	12.5%
└─ lineitem.l_suppkey = supplier.s_suppkey
lineitem ↔ part	3	150	7.5%
└─ lineitem.l_partkey = part.p_partkey
nation ↔ supplier	6	80	4%
└─ nation.n_nationkey = supplier.s_nationkey
Other Joins	—	670	33.5%
Total	—	2,000	100%

Note: The "Total Time (s)" column represents the cumulative time spent on queries involving each join.

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Failures

Query	Error	Count
I am a failing query;	syntax error at position 2 near 'I'	2