CREATE SCHEMA: This keyword initiates the creation of a schema. In Oracle SQL, a schema is a logical container for database objects such as tables, views, indexes, etc. It does not necessarily correspond to a user account; rather, it's a namespace that contains database objects. AUTHORIZAT...
Oracle 数据库Schema 如何快速从测试环境迁移到生产环境 操作权限,但是有数据库对应TNS信息 ,可以在本地使用pl/sql连接上数据库,最终目标是需要将测试环境的Schema1,Schema2等5个Schema中的表,视图,Package,序列,同义词等数据库对象一起迁移到生产环境,并删除对应业务表的数据,保证生产环境的接口正常运行,下面是详细...
3.1Views or synonyms for objects in the dropped user's schema 视图,同义词 3.2Stored procedures, functions, or packages that query objects in the droppeduser's schema 存储过程,函数,包 4.Oracle Database does not drop materialized views in other schemas that are basedon tables in the dropped us...
If anotherprint_mediatable has been created in thepmschema, then use theRENAMETOclause to rename the retrieved table: 1 FLASHBACK TABLE print_media TO BEFORE DROP RENAME TO print_media_old; If you know that the employees table has been dropped multiple times, and you want to retrieve the ...
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/ Published in:PL/SQL Expand|Embed|Plain Text -- drop all tables in current schema DECLARE table_nameVARCHAR2(30); CURSORusertablesISSELECT*FROMuser_tablesWHEREtable_nameNOTLIKE'BIN$%'; BEGIN FORnext_rowINusertables LOOP EXECUTEIMMEDIATE'drop table '||next_row.table_name||' cascade constrain...
schema ファンクションが含まれているスキーマを指定します。schemaを指定しない場合、ファンクションは自分のスキーマ内にあるとみなされます。function_name削除するファンクションの名前を指定します。Oracle Databaseは、削除したファンクションに依存するローカル・オブジェクト、または削除...
Oracle Database - Enterprise Edition - Version 11.2.0.4 and laterOracle Database Cloud Schema Service - Version N/A and laterOracle Database Exadata Cloud Machine - Version N/A and laterOracle Database Exadata Express Cloud Service - Version N/A and laterOracle...
schema_namespecifies an optional parameter. If it is absent, Oracle considers that you want to delete an index from your current schema. In the previous examples, we created both unique and non-unique indexes. If you want to drop unique index Oracle, you don’t need to specify that index...
The syntax for the OracleDROP TABLE statementis: DROP TABLE [schema_name].table_name [ CASCADE CONSTRAINTS ] [ PURGE ]; Parameters or Arguments schema_name The name of the schema that owns the table. table_name The name of the table to remove from the Oracle database. ...