按施工合同约定由双方提交的施工图纸应经监理机构审批后方可实施。
可不进行施工招标的情形有（）。 采购人依法能够自行建设的项目。 需要采用不可替代的专利技术的项目。 关系公众安全的项目。 使用外国政府贷款的项目。 需要向原中标人采购工程，否则将影响施工或者功能配套要求的项目。
A MySQL replication slave is set up as follows: User all InnoDB tables Receives ROW-based binary logs Has the read-only option The replication slave has been found in an error state. You check the MySQL error log file and find the following entries: 2013-08-27 13:55:44 9056 [ERROR] Slave SQL: Could not execute Write_rows event on table test.tl; Duplicate entry ‘3’ for key’PRIMARY’ , Error_code: 1062; handler error HA_ERR_FOUND_DUPP_KEY; the event’s master log 56_master-bin.000003, end_log_pas 653, Error_code: 1062 2013-08-27 13:55:44 9056 [Warning] Salve: Duplicate entry ‘3’ for key ‘PRIMARY’ Error_code: 1062 2013-08-27 13:55:44 9056 [ERROR] Error running query, slave SQL thread aborted. Fix the problem, and restart the slave SQL thread with “SLAVE START”, We stopped at log ‘56_masterbin.000003’ position 496 What are two possible causes for this error to occur?（） The slave was created with mysqldump –u root –p – skip-lock-table—all-databases > /data/data.sql。 The slave user does have INSERT, UPDATE, or DELETE permission and cannot execute the write_rows function。 For tables with UNIQUE keys, statement-based replication must be used maintain integrity。 The root user on the slave has executed FLUSH LOGS, causing the relay-log to doublewrite。 The applications have the SUPER privilege, which allows them to update row。
Which two statements are correct about database transportation?（） (Choose two.) The source and target platforms must be the same。 Redo logs, control files and temp files are also transported。 The transported database must have the same database identifier (DBID) as the source database and cannot be changed。 The COMPATIBLE parameter must be set to 10.0.0.0 or higher and the database must be opened in readonly mode before being transported。 Recovery Manager (RMAN) is used to convert the necessary data files of the database if the target platform is different and has different endian format。
Evaluate the SQL statement: SELECT LPAD (salary,10,*) FROM EMP WHERE EMP _ ID = 1001; If the employee with the EMP_ID 1001 has a salary of 17000, what is displayed?（） 17000.00。 17000*****。 ****170.00。 **17000.00。 an error statement。
Which of the following commands is used to restore the VIO server from a backup image？（）
