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A Python tool/library that traces a value in MySQL general logs.

Project description

query-log-tracer

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A Python tool/library that traces a value in MySQL general logs.

Usage

Set up

$ pip install query-log-tracer

Example usage

./tests/files/general-query.log is a sample query log file of MySQL 5.7. Most of the queries are generated by EC-CUBE 4.

$ query-log-tracer --log-file=./tests/files/general-query.log --target-table=dtb_customer --target-column=point --filter-column=id --filter-value=1
=== Searching in ./tests/files/general-query.log ===

2020-02-02T07:19:51.127168Z dtb_customer.point (id = 1) is set: '0'
2020-02-02T07:20:19.927027Z dtb_customer.point (id = 1) is set: '0'
2020-02-02T07:20:26.901577Z dtb_customer.point (id = 1) is set: '100'
2020-02-02T07:20:31.034901Z dtb_customer.point (id = 1) is set: '1000'
2020-02-02T07:20:39.396236Z dtb_customer.point (id = 1) is set: '2000'
2020-02-02T07:20:46.379143Z dtb_customer.point (id = 1) is set: '0'
2020-02-02T07:26:37.443522Z dtb_customer.point (id = 1) is set: '0'
2020-02-02T07:26:55.216881Z dtb_customer.point (id = 1) is set: '0'
2020-02-02T07:27:13.008757Z dtb_customer.point (id = 1) is set: '50'
2020-02-02T07:28:01.128957Z dtb_customer.point (id = 1) is set: '0'
2020-02-02T07:28:09.995354Z dtb_customer.point (id = 1) is set: '0'
2020-02-02T07:28:14.172518Z dtb_customer.point (id = 1) is set: '27'
2020-02-02T07:33:41.745400Z dtb_customer.point (id = 1) changes: +500

For EC-CUBE 2, try the following command.

$ query-log-tracer --log-dir=your-directory --target-table=dtb_customer --target-column=point --filter-column=customer_id --filter-value=1

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