整个表原语句: CREATE TABLE "LOTTERY"."TB_LOTTERY_ORDER" ( "ID" NUMBER(10,0) NOT NULL ENABLE, "STOREID" NUMBER(10,0) NOT NULL ENABLE, "ORDERNO" VARCHAR2(50 BYTE) NOT NULL ENABLE, "SHOPID" NUMBER(10,0) NOT NULL ENABLE, ...//省略其他 ) SEGMENT CREATION IMMEDIATE PCTFREE 10 PCT...
PCTINCREASE 0 FREELISTS 1 FREELIST GROUPS 1 BUFFER_POOL DEFAULT FLASH_CACHE DEFAULT CELL_FLASH_CACHE DEFAULT) TABLESPACE "SYSTEMT" ENABLE) SEGMENT CREATION IMMEDIATE PCTFREE 10 PCTUSED 40 INITRANS 1 MAXTRANS 255 NOCOMPRESS LOGGING LOB ("CHANGECONTENT") STORE AS BASICFILE ( TABLESPACE "SYSTEMT" ...
) SEGMENT CREATION IMMEDIATE PCTFREE 10 PCTUSED 40 INITRANS 1 MAXTRANS 255 NOCOMPRESS LOGGING STORAGE(INITIAL 65536 NEXT 1048576 MINEXTENTS 1 MAXEXTENTS 2147483645 PCTINCREASE 0 FREELISTS 1 FREELIST GROUPS 1 BUFFER_POOL DEFAULT FLASH_CACHE DEFAULT CELL_FLASH_CACHE DEFAULT) TABLESPACE "USERS" ; CREA...
TABLESPACE "ESERVICE" ENABLE ) SEGMENT CREATION IMMEDIATE PCTFREE10PCTUSED40INITRANS1MAXTRANS255NOCOMPRESS LOGGING STORAGE(INITIAL75497472NEXT1048576MINEXTENTS1MAXEXTENTS2147483645PCTINCREASE0FREELISTS1FREELISTGROUPS1BUFFER_POOLDEFAULTFLASH_CACHEDEFAULTCELL_FLASH_CACHEDEFAULT) TABLESPACE "ESERVICE" select name,DATA...
請注意,CREATE EXTERNAL TABLE命令中所使用之 DATABASE SCOPED CREDENTIAL 中指定的遠端登錄,必須具有 LOCATION 參數中所指定之外部數據源之 path/table/collection 的讀取許可權。 如果您打算使用此 EXTERNAL TABLE 將資料匯出至 Hadoop 或 Azure 儲存體外部資料來源,則指定的登入必須具有 LOCATION 中所指定路徑的寫入...
--1设置空表也分配segment alter system set deferred_segment_creation=false scope=both; --2、设置密码不实效 ALTER PROFILE DEFAULT LIMIT PASSWORD_LIFE_TIME UNLIMITED; --3、取消Oracle用户密码登录错误次数限制:修改为无限次(为安全起见,不建议使用) ...
2)CREATE TABLE AS ... ... Select * from TABLE 两者区别: INSERT INTO 首先要建立一张表 ,然后才可以插入。 创建表格,根据不同需求更改Select后面的语句 1)Select * from; 2)Select 字段 from; 3) Select * from table where 1=2; CREATE TABLE EMP_NEWGAN AS SELECT * FROM EMP; -- 全部字段一...
( LOCATION ='sqlserver://SqlServer',-- PUSHDOWN = ON | OFF,CREDENTIAL = SQLServerCredentials ); GOCREATESCHEMAsqlserver; GO/* LOCATION: sql server table/view in 'database_name.schema_name.object_name' format * DATA_SOURCE: the external data source, created above. */CREATEEXTERNALTABLE...
Segment elimination 相關內容 適用於:SQL ServerAzure SQL 資料庫Azure SQL 受控執行個體Azure Synapse AnalyticsAnalytics Platform System (PDW)Microsoft Fabric 中的 SQL 資料庫 本文包含使用數據行存放區索引達成快速查詢效能的建議。 數據行存放區索引在分析和數據倉儲工作負載上可達到最高 100 倍的效能,而且數據...
10316 Enables creation of additional indexes on internal memory-optimized staging temporal table, beside the default one. If you have specific query pattern that includes columns that aren't covered by the default index, you might consider adding additional indexes.Note: System-versioned temporal tabl...