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1 |
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varchar(64)
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utf8_general_ci
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Có |
NULL |
Database name. Records are summarised together with DIGEST.
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2 |
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varchar(32)
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utf8_general_ci
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Có |
NULL |
Performance Schema digest. Records are summarised together with SCHEMA NAME.
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3 |
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longtext
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utf8_general_ci
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Có |
NULL |
The unhashed form of the digest.
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4 |
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bigint(20)
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UNSIGNED |
Không |
Không |
Number of summarized events
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5 |
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bigint(20)
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UNSIGNED |
Không |
Không |
Total wait time of the summarized events that are timed.
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6 |
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bigint(20)
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UNSIGNED |
Không |
Không |
Minimum wait time of the summarized events that are timed.
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7 |
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bigint(20)
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UNSIGNED |
Không |
Không |
Average wait time of the summarized events that are timed.
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8 |
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bigint(20)
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UNSIGNED |
Không |
Không |
Maximum wait time of the summarized events that are timed.
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9 |
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bigint(20)
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UNSIGNED |
Không |
Không |
Sum of the LOCK_TIME column in the events_statements_current table.
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10 |
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bigint(20)
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UNSIGNED |
Không |
Không |
Sum of the ERRORS column in the events_statements_current table.
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11 |
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bigint(20)
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UNSIGNED |
Không |
Không |
Sum of the WARNINGS column in the events_statements_current table.
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12 |
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bigint(20)
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UNSIGNED |
Không |
Không |
Sum of the ROWS_AFFECTED column in the events_statements_current table.
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13 |
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bigint(20)
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UNSIGNED |
Không |
Không |
Sum of the ROWS_SENT column in the events_statements_current table.
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14 |
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bigint(20)
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UNSIGNED |
Không |
Không |
Sum of the ROWS_EXAMINED column in the events_statements_current table.
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15 |
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bigint(20)
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UNSIGNED |
Không |
Không |
Sum of the CREATED_TMP_DISK_TABLES column in the events_statements_current table.
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16 |
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bigint(20)
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UNSIGNED |
Không |
Không |
Sum of the CREATED_TMP_TABLES column in the events_statements_current table.
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17 |
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bigint(20)
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UNSIGNED |
Không |
Không |
Sum of the SELECT_FULL_JOIN column in the events_statements_current table.
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18 |
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bigint(20)
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UNSIGNED |
Không |
Không |
Sum of the SELECT_FULL_RANGE_JOIN column in the events_statements_current table.
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19 |
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bigint(20)
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UNSIGNED |
Không |
Không |
Sum of the SELECT_RANGE column in the events_statements_current table.
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20 |
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bigint(20)
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UNSIGNED |
Không |
Không |
Sum of the SELECT_RANGE_CHECK column in the events_statements_current table.
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21 |
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bigint(20)
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UNSIGNED |
Không |
Không |
Sum of the SELECT_SCAN column in the events_statements_current table.
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22 |
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bigint(20)
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UNSIGNED |
Không |
Không |
Sum of the SORT_MERGE_PASSES column in the events_statements_current table.
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23 |
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bigint(20)
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UNSIGNED |
Không |
Không |
Sum of the SORT_RANGE column in the events_statements_current table.
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24 |
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bigint(20)
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UNSIGNED |
Không |
Không |
Sum of the SORT_ROWS column in the events_statements_current table.
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25 |
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bigint(20)
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UNSIGNED |
Không |
Không |
Sum of the SORT_SCAN column in the events_statements_current table.
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26 |
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bigint(20)
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UNSIGNED |
Không |
Không |
Sum of the NO_INDEX_USED column in the events_statements_current table.
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27 |
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bigint(20)
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UNSIGNED |
Không |
Không |
Sum of the NO_GOOD_INDEX_USED column in the events_statements_current table.
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28 |
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timestamp
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Không |
0000-00-00 00:00:00 |
Time at which the digest was first seen.
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29 |
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timestamp
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Không |
0000-00-00 00:00:00 |
Time at which the digest was most recently seen.
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