重新安装了测试环境的hadoop,所以之前hbase所建的表数据都丢失了,但是zookeeper没有动。在hbase shell中list的时候,看不到之前建的表,但是create test table的时候,却报错提示"ERROR: Table already exists: test!". 问题追踪: 1,在list的时候,没有显示之前建的表,也就是没有感知到之前建的表,但是create时候...
AlreadyExists:对应的数据表已经存在。 NoSuchObject:对应的数据库不存在。 InternalError:其他类型错误,请参考 Message 提示。 示例 正常返回示例 JSON格式 { "Code": "OK", "Message": ".", "RequestId": "B7F4B621-E41E-4C84-B97F-42B5380A32BB", "Success": true } 错误码 访问错误中心查看更多错误...
首先,我们使用以下代码连接到MySQL数据库并选择test_db数据库: importmysql.connector# 连接到MySQL服务器cnx=mysql.connector.connect(host="localhost",user="your_username",password="your_password",database="test_db")# 创建游标对象cursor=cnx.cursor()# 选择数据库cursor.execute("USE test_db") 1. 2. ...
the tablespace before IMPORT. mysql> create table t1(f1 int) engine=myisam; Query OK, 0 rows affected (0.10 sec) mysql> alter table t1 engine=innodb; ERROR 1050 (42S01): Table './test/t1' already exists Please specify exact version of MySQL you use and provide repeatable test case. ...
This example assumes the filegroups already exist in the database. SQL Copy CREATE PARTITION FUNCTION myRangePF1(INT) AS RANGE LEFT FOR VALUES (1, 100, 1000); GO CREATE PARTITION SCHEME myRangePS1 AS PARTITION myRangePF1 TO (test1fg, test2fg, test3fg, test4fg); GO CREATE TABLE ...
impdp user_exp/user_exp TABLE_EXISTS_ACTION=replace dumpfile=user_exp.dmp directory=expdp_dir SQL> select * from test; ID --- 1 此时表中只有id=1的记录,说明使用dmp覆盖了test表。 SKIP选项: impdp user_exp/user_exp TABLE_EXISTS_ACTION=skip dumpfile=user_exp.dmp directory=expdp_dir ORA-39...
CREATETABLE#temptable (col1INT); GOINSERTINTO#temptableVALUES(10); GOSELECT*FROM#temptable; GO IF OBJECT_ID(N'tempdb..#temptable', N'U') IS NOT NULLDROPTABLE#temptable; GO--Test the drop.SELECT*FROM#temptable; D. Dropping a table using IF EXISTS ...
If the table specified by the HISTORY_TABLE parameter already exists, it validates against the newly created temporal table in terms of schema consistency and temporal data consistency. If you specify an invalid history table, the CREATE TABLE statement fails.Create...
mysql>createtableTAB01(idint);#以大写创建表名的时候,就报表存在了.ERROR1050(42S01):Table'tab01'alreadyexistsmysql>show tables;#表名以小写存储+---+|Tables_in_test05|+---+|tab01|+---+1rowinset(0.00sec) mysql> drop table tab01;#删除表,以大写名字创建表. Query OK, 0 ...
Version: 20.4.4.18 If table creation failed, second create query may throw exception Directory for table data ... already exists. Examples: CREATE TABLE ... Code: 497. DB::Exception: Received from ... DB::Exception: travel-test: Not enou...