Even if I forced the selection to the index /BIC/AZOSU0001 (it contains the 7 fields in selection as well, 3 of them are part of the primary key in the ODS), the system attempts to access with this index, but then it goes in full table scan. Is it possible that, generally, an ...
I haven't run SQL 2000 for quite some time now, but it sounds like the msdb may have been restored incorrectly and now the jobid is missing. You may be able to script out the job, recreate it, test it, and if it works, remove the bad one and leave the recreated on in its...
'Oracle' data extension not registered 'Return' statement in a Function,Get,or Operator must return a value...Question "An error occurred during local reporting processing. Object reference not set to an instance of an object." "Define query parameters" popup in Dataset properties -> Refersh ...
Important Change; Replication:SHOW SLAVE STATUSwhen run concurrently withSTOP SLAVEcan take a long time to execute if the slave SQL thread was in the midst of applying a large update. To fix this problem, a newNONBLOCKINGoption has been added to theSHOW SLAVE STATUSstatement. When this option...
Type).To(Equal("EmptyTest")) }对应的一步步完成出整个功能的代码。而后,我们就可以重构出理想的代码 —— 因为我们已经有了对应的测试。完善基础设施重构之后:解决人的问题我们把所有的问题都归到人的问题。代码写得烂如我们所见,我们在不同的公司里,会看到不同的人写出来的代码水平是不一样的。比如有一些...
doc/refman/5.6/en/innodb-compression-internals.htmlhttp://dev.mysql.com/doc/refman/5.7/en/innodb-compression-internals.html"For tables created in "ROW_FORMAT=DYNAMIC" or "ROW_FORMAT=COMPRESSED", "TEXT" and "BLOB" columns that are less than or equal to 40 bytes are always stored in-line....
@ sql/sql_class.cc Remove init_open_tables_state(), it's now equal to reset_open_tables_state(). @ sql/sql_class.h Remove thd->version, THD::init_open_tables_state(). @ sql/sql_plugin.cc Use table->m_needs_reopen to mark the table as stale rather than manipulate with thd->...
DTS_E_BITASK_ERROR_IN_SAVE_TO_XML DTS_E_BITASK_EXECUTE_FAILED DTS_E_BITASK_EXECUTION_FAILED DTS_E_BITASK_HANDLER_NOT_FOUND DTS_E_BITASK_INITIALIZATION_WITH_WRONG_XML_ELEMENT DTS_E_BITASK_INVALID_CONNECTION DTS_E_BITASK_INVALIDDESTCONNECTIONNAME DTS_E_BITASK_INVALID...
//SqlQuery IEnumerable<T> SqlQuery<T>(string sql, object param = null, bool buffer = true, int? commandTimeout = null, CommandType? commandType = null); //分页 IEnumerable<TEntity> QueryPageBySQL<TEntity>(int pageIndex, int pagesize, string sqltext, out int totalCount) where TEntity ...
When a row is updated, it can be updated in-place (see Section The life cycle of a value) or by a sequence of DELETE and INSERT. For all of the databases we studied, when a row is updated to a new row of equal or lesser size, old row storage is overwritten with new content (...