MySQL vs SQLite on various devices - percona.com
Transcript of MySQL vs SQLite on various devices - percona.com
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MySQL SQLite
Connection handling Application/API
Authentication N/A
Threads handling N/A (Application)
Query cache N/A (application)
Parser
Optimizer
Storage engine Backend
InnoDB storage engine SQLite backend
Buffer pool Page cache
B+Tree indexes B*Tree index
File / Partitions Database file
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MySQL SQLite
Connecting to a separate process Same-process library / API
Full blown SQL with SELECT/INSERT/UPDATE/DELETE
Subqueries support
Transation support
Cross-database queries support
Static types Dynamic types
GPL license Public domain license
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MySQL SQLite
PK: SELECT * FROM test1 WHERE id=$i
44k QPS 22K QPS
Round trip: SELECT 1
97k QPS 50k QPS
Memory on the start
147Mb 39Mb
Memory with data imported
147Mb 60Mb
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Metric MySQL SQLite
Features Rich Rich
Portability Low High
Footprint High Low
Concurrency Great OK
Networking Yes No
Big data Yes No
Embedding Ok Great
License GPL Public domain
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