在sql 10046里面,也叫query read。表示一个语句在执行期间的逻辑IO,单位是块。在报告中,该数值是一个累计值。Buffer Get=执行次数 * 每次的buffer get。记录了执行占总buffer gets(逻辑IO)的TOP SQL(请注意是监控范围内该SQL的执行占Gets总和,而不是单次SQL执行所占的Gets)。 Buffer Gets SQL执行获得的内存数...
–The Exascale intelligent storage cloud distributes databases across all available storage servers to make thousands of CPU cores available to speed up any database query. –Using the Exascale intelligent storage cloud and its redirect-on-write technology, customers can instantly create database-aware...
Oracle Database Server 12c (12.1.0.2) and later Oracle Autonomous Database - all versions Before you can connect to an Oracle database using Power Query, you need to install the Oracle Client for Microsoft Tools (OCMT). To connect to an Oracle database with theon-premises data gateway, 64...
cur = con.cursor() cur.bindarraysize = 7 cur.setinputsizes(int, 20) cur.executemany("insert into mytab(id, data) values (:1, :2)", rows) con.commit() # Now query the results back cur2 = con.cursor() cur2.execute('select * from mytab') res = cur2.fetchall() print res ...
异常:Unknown operation oracle-sync-database 处理办法: 需要使用最新的 flink-doris-connector 包https://repository.apache.org/content/repositories/snapshots/org/apache/doris/ 代码语言:javascript 代码运行次数:0 运行 AI代码解释 [root@node1 flink-1.17.1]# ll lib -rw-r--r-- 1 501 games 196491 5...
//related to connection pooling. con.ConnectionString = "User Id=scott;Password=tiger;Data Source=oracle;" + "Min Pool Size=10;Connection Lifetime=100000;Connection Timeout=60;" + "Incr Pool Size=5; Decr Pool Size=2"; con.Open(); ...
The request size limit is 2MB. Oracle native query is supported with the following limitations: Requires gateway version 3000.63.4 (October release) or later. RefCursor isn't supported. OUT parameters aren't supported. Only one result set can be returned. The following data types can't be use...
Variable Size117441216bytes Database Buffers163577856bytes Redo Buffers7139328bytes Database mounted. Database opened. SQL> SGA区是可读写的。所有登录到实例的用户都能读取SGA中的信息,而在oracle做执行操作时,服务进程会将修改的信息写入SGA区。 SGA主要包括了以下的数据结构: ...
ORA-17043 Invalid stream maximum size 流的最大长度无效。 ORA-17044 Internal error: Data array not allocated 内部错误: 未分配数据数组。 ORA-17045 Internal error: Attempt to access bind values beyond the batch value 内部错误: 试图访问批值之外的绑定值。 ORA-17046 Internal error: Invalid index for...
sqluldr2.bin user=test/oracle@pdb1 query="select * from test" text=MYSQL field=',' charset=AL32UTF8 head='NO' file=/home/oracle/test_001.csv log=test.log 1. 导出过程很快,58w的数据,只需要7秒 0 rows exported at 2022-10-12 22:18:14, size 0 MB. 583680 rows exported at 2022-10...