污水排放标准含油不超过（） 24mg／l。 30mg／l。 32mg／l。
In which two conditions are resumable statements suspended？（） when a user exceeds the space quota。 when a user session is terminated。 when a table that is being accessed by the current transaction is not found。 when a user manually suspends the statement。 when the maximum extents of a segment is reached。
概算价是合同价的上限，是无论什么原因都不能被突破的。
Your multitenant container database has three pluggable databases (PDBs): PDB1, PDB2, and PDB3.Which two RMAN commands may be; used to back up only the PDB1 pluggable database?（） BACKUP PLUGGABLE DATABASE PDB1 while connected to the root container。 BACKUP PLUGGABLE DATABASE PDB1 while connected to the PDB1 container。 BACKUP DATABASE while connected to the PDB1 container。 BACKUP DATABASE while connected to the boot container。 BACKUP PLUGGABLE database PDB1 while connected to PDB2。
下列各个选项中，不属于WWW服务器软件核心功能的是（） 网站管理。 数据分析。 FTP。 检索。
Which two statements are true about InnoDB auto-increment locking?（）
