MySQL :: MySQL Performance Schema :: 10.13 Performance Schema Lock Tables

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MySQL Performance Schema / Performance Schema Table Descriptions / Performance Schema Lock Tables

10.13 Performance Schema Lock Tables

The Performance Schema exposes lock information through these tables:

data_locks: Data locks held and requested
data_lock_waits: Relationships between data lock owners and data lock requestors blocked by those owners
metadata_locks: Metadata locks held and requested
table_handles: Table locks held and requested

The following sections describe these tables in more detail.

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