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27.4.4.11 The ps_setup_enable_thread() Procedure

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Given a connection ID, enables Performance Schema instrumentation for the thread. Produces a result set indicating how many threads were enabled. Already enabled threads do not count.

Parameters

  • in_connection_id BIGINT: The connection ID. This is a value of the type given in the PROCESSLIST_ID column of the Performance Schema threads table or the Id column of SHOW PROCESSLIST output.

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Example

Enable a specific connection by its connection ID:

  1. mysql> CALL sys.ps_setup_enable_thread(225);
  2. +------------------+
  3. | summary          |
  4. +------------------+
  5. | Enabled 1 thread |
  6. +------------------+

Enable the current connection:

  1. mysql> CALL sys.ps_setup_enable_thread(CONNECTION_ID());
  2. +------------------+
  3. | summary          |
  4. +------------------+
  5. | Enabled 1 thread |
  6. +------------------+

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Document created the 26/06/2006, last modified the 26/10/2018
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References

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