In our example, if one transaction (T1) holds an exclusive lock at the table level, and another transaction (T2) holds an exclusive lock at the row level, each of the transactions believe they have ...
The number of levels in an index will vary depending on the number of rows in the table and the size of the key column or columns for the index. If you create an index using a large key, fewer ...
2-1 How to decide the number of DB2 members and CFs 2-2 Estimating the capacity 2-3 Determine the physical placement of DB2 members and CFs 2-4 Choose the correct DB2 pureScale network ...
The auto-increment lock can be a table-level lock. B. InnoDB never uses table-level locks. C. Some settings for innodb_autoinc_lock_mode can help reduce locking. D. InnoDB always protects auto-...
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In our example, if one transaction (T1) holds an exclusive lock at the table level, and another transaction (T2) holds an exclusive lock at the row level, each of the transactions believe they have ...
The number of levels in an index will vary depending on the number of rows in the table and the size of the key column or columns for the index. If you create an index using a large key, fewer ...
2-1 How to decide the number of DB2 members and CFs 2-2 Estimating the capacity 2-3 Determine the physical placement of DB2 members and CFs 2-4 Choose the correct DB2 pureScale network ...
The auto-increment lock can be a table-level lock. B. InnoDB never uses table-level locks. C. Some settings for innodb_autoinc_lock_mode can help reduce locking. D. InnoDB always protects auto-...
5.4 Assigning Names to Result Columns . . . . . . . . . . . . . . . . . . . . 92 5.5 The Column Specification. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 94 5.6 The User Variable and the ...