CREATE GLOBAL TEMPORARY TABLE t1( SYS_SESSION_ID INT, SYS_SESS_CREATE_TIME INT, c1 INT, c2 INT, PRIMARY KEY(SYS_SESSION_ID, c1) ) PARTITION BY HASH(SYS_SESSION_ID) PARTITIONS 16; 临时表 DML/查询语句 执行INSERT 时,会默认将当前会话的 Session ID 和 Session 创建时间插入 SYS_SESSION_ID...
obclient>CREATETABLEtbl4(col1INTPRIMARYKEY,col2INT)PARTITIONBYHASH(col1)PARTITIONS8;Query OK,0rowsaffected 创建一级分区为 Range 分区,二级分区为 Hash 分区的表。 obclient>CREATETABLEtbl5(col1INT,col2INT,col3INT)PARTITIONBYRANGE(col1)SUBPARTITIONBYHASH(col2)SUBPARTITIONS5(PARTITIONp0VALUESLESS TH...
The insert statement adds a new row or rows in a table in theOracle database. We generally use it after we have created a table in the database. One important point to remember is that while inserting records into a table, we must provide a value for every NOT NULL value. Let us lo...
In locally managed tablespaces, Oracle uses the value of INITIAL, in conjunction with the type of local management—AUTOALLOCATE or UNIFORM—and the values of MINEXTENTS, NEXT and PCTINCREASE, to determine the initial size of the segment. (1). With AUTOALLOCATE extent management, Oracle uses the...
TABLESPACE Oracle Databaseが、表、オブジェクト表OIDINDEX、パーティション、LOBのデータ・セグメント、LOBの索引セグメントまたは索引構成表のオーバーフロー・データ・セグメントを作成する表領域を指定します。TABLESPACEを省略した場合、その表を含むスキーマの所有者のデフォルトの表領域内に...
SELECT partition_name, high_value from ALL_TAB_PARTITIONS; partition_name | high_value ---+--- americas | 'US', 'CANADA' asia | 'INDIA', 'PAKISTAN' europe | 'FRANCE', 'ITALY' (3 rows) Country列中带有US或CANADA值的记录存储于americas分区中。 Country列中带有INDIA 或 PAKISTAN值的记录...
individual_hash_partitions句に含まれるpartitioning_storage_clauseのTABLESPACE句は、作成される個々のパーティションのみについて、表領域の記憶域を決定します。hash_partitions_by_quantity句では、STORE IN句によって、表の作成時のパーティションの位置と、後から追加されるパーティションのデフォ...
Referenced In Database SQL Language Reference Contributor Oracle Created Monday October 05, 2015 Statement 1 This table creates partitions by range. Create a table with a number of partitions CREATE TABLE empl_h ( employee_id NUMBER(6) PRIMARY KEY, first_name VARCHAR2(20), last_name VAR...
SHOW PARTITIONS SHOW PROVIDERS SHOW RECIPIENTS SHOW SCHEMAS SHOW SHARES SHOW SHARES IN PROVIDER SHOW TABLE EXTENDED SHOW TABLES SHOW TABLES DROPPED SHOW TBLPROPERTIES SHOW USERS SHOW VIEWS SHOW VOLUMES EXECUTE IMMEDIATE RESET SET SET RECIPIENT
ALGORITHM (for KEY partitions) PARTITION BY KEY ALGORITHM={1 | 2} (column_list) -> PARTITION BY KEY (column_list) Limitations Notice Due to the limitations of MySQL tenants of OceanBase Database, an error may be returned when the synchronized DDL statements are converted and executed in a ...