一旦手动将双引号删除,导入的表将无法查询,报错信息如下:ORA-00942: table or view does not exist 在plsql中也是如此: 2.原因分析 Oracle表和字段是有大小写的区别: Oracle默认是大写,如果我们用双引号括起来的就区分大小写,如果没有,系统会自动转成大写(即使我们用的是小写)。 当Oracle执行的时候,默认执行
查询导入的表名,被自动加上了双引号; 一旦手动将双引号删除,导入的表将无法查询,报错信息如下:ORA-00942: table or view does not exist 在plsql中也是如此: 2.原因分析 Oracle表和字段是有大小写的区别: Oracle默认是大写,如果我们用双引号括起来的就区分大小写,如果没有,系统会自动转成大写(即使我们用的是...
创建视图的基本语法如下: CREATEVIEWview_nameASSELECTcolumn1,column2,...FROMtable_nameWHEREcondition; 1. 2. 3. 4. 问题:创建视图后显示对应表不存在 在使用上述语法创建视图后,有时会出现“显示对应表不存在”的错误。这通常是由于以下几个原因造成的: 表名拼写错误:在创建视图时,可能由于拼写错误或大小写...
Any table or view referred to in the definition must exist. If, after the view has been created, a table or view that the definition refers to is dropped, use of the view results in an error. To check a view definition for problems of this kind, use the CHECK TABLE statement. The...
A view belongs to a database. By default, a new view is created in the default database. To create the view explicitly in a given database, usedb_name.view_namesyntax to qualify the view name with the database name: Unqualified table or view names in theSELECTstatement are also interpr...
ERROR 1356 (HY000): View 'sys.memory_global_total' references invalid table(s) or column(s) or function(s) or definer/invoker of view lack rights to use them 根据DDL确定函数有问题 查询该视图的DDL, 得到sql: selectsys.format_bytes(sum(performance_schema.memory_summary_global_by_event_name....
"View '%-.64s' doesn't exist for '%-.64s'", #define ER_GET_ERRNO 1030 "Got error %d from storage engine", #define ER_ILLEGAL_HA 1031 "Table storage engine for '%-.64s' doesn't have this option", #define ER_KEY_NOT_FOUND 1032 ...
Bug #49494 CREATE TABLE IF NOT EXISTS does wrong insert when view exists with the name Submitted: 7 Dec 2009 9:52Modified: 9 Sep 2010 17:43 Reporter: Mats Kindahl Email Updates: Status: Closed Impact on me: None Category: MySQL Server: DMLSeverity: S3 (Non-critical) Version: 5.1....
A slightly smaller test case: SET BINLOG_FORMAT=ROW; CREATE TEMPORARY TABLE t1 SELECT 1 a; CREATE VIEW t AS SELECT 1; CREATE TABLE IF NOT EXISTS t LIKE t1; SELECT * FROM t; It seems crucial that: (1) The test does a CREATE TABLE <t1> IF NOT EXISTS LIKE <t2>, where <t1> is...
Let's start with finding existing comments. I assume you are already connected to your database and schema and found a list of tables (lower left side of the screen below). To view comments for a specific table, click right mouse button and chooseTable Inspectoroption. It will open a new...