(B)all columns with character datatypes in Oracle database Query A. All columns with character datatypes accessible to the current user select owner as schema_name, table_name, column_id, column_name, data_type, data_length from sys.all_tab_cols where data_type in ('CHAR', 'VARCHAR', ...
Easily find a table by column name in all tables You are looking for a table in your Oracle database and only remember the name of only one column? That is not an obstacle for dbForge Studio. Type in the column name and you will get the table that contains this column in the search...
Oracle Database 23ai is the latest long-term support release of the leading enterprise database, boasting over 300 new features and focused on three main areas. AI for Data Dev for Data Mission Critical for Data You can find details in the blog"Oracle Database 23ai : Now Generally Availabl...
Add prefix in data column Add Time in SQL HH:MM:SS to another HH:MM:SS Adding a column to a large (100 million rows) table with default constraint adding a extra column in a pivot table created uisng T-SQL Pivot Table query Adding a partition scheme to an existing table. Adding a ...
oracle - find有关表和列的信息针对相应查询的输出：| 表名|TABLESPACE_NAME|评论| | - ---|- -...
前几天在生产环境编译了一个ORACLE 包,导致了OA接口中抛出ORA-06508的异常。 经检查,是由于OA接口中调用的PACKAGE的依赖包中定义了全局变量,若在package中定义了全局变量,该包被编译过但是应用没有重启或者没有刷新连接池,则会导致 "错误ORA-06508: PL/SQL: 无法找到正在调用 的程序单元"。
OceanBase 数据库 V3.x 版本中物理恢复期间日志报错 has no archive data among all pieces 的原因和解决方法 Oracle 模式表级恢复恢复的表因主键约束名冲突导致恢复失败的原因及解决方法 OceanBase 数据库在 V4.x 版本中物理恢复时报:4018 no enough log for restore 的原因及解决方法 异机恢复时恢复命令的集群名...
. This process can be automated using a so-calleddelta-debugging approach. SQLancer includes an experimental implementation of a delta debugging approach, which can be enabled using--use-reducer. In the past, we have successfully usedC-Reduce, which requires specifying the test oracle in a ...
In the result of the previous SQL statement, we can see in the last column (WASTED_SIZE) that there are almost 650MB of wasted disk space. This column represents gaps in tablespaces. Let's find out for which tables and how to recover it: ...
在Oracle中,如何移动或重命名数据文件? 在RMAN中,COPY命令是拷贝数据文件,相当于OS的cp命令,而SWITCH则相当于ALTER DATABASE RENAME用来更新控制文件。...TABLESPACE命令来重命名数据库中的文件:ALTER TABLESPACE TS_LHRDATA RENAME DATAFILE '/u01/lhrdb/data01.dbf' TO '/u02...数据库12c R1版本中对数据文件...