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Database In-Memory enables users to speed up transaction processing by allowing them to drop analytics reporting indexes. Read the Mankind Pharma success story Improved reporting performance Achieve up to 10X performance improvements for business-critical reporting. ...
Database In-Memory enables users to speed up transaction processing by allowing them to drop analytics reporting indexes. Read the Mankind Pharma success story Improved reporting performance Achieve up to 10X performance improvements for business-critical reporting. ...
Oracle Database In-Memory (Database In-Memory) provides the best of both worlds by allowing data to be simultaneously populated in both an in-memory row format (the buffer cache) and a new inmemory column format. Note that the dual-format architecture does not double memory requirements. The...
LIMITED: Enables automatic degree of parallelism for some statements but statement queuing and in-memory Parallel Execution are disabled. Automatic degree of parallelism is only applied to those statements that access tables or indexes decorated explicitly with the DEFAULT degree of parallelism using the...
See "Platforms" in Oracle TimesTen In-Memory Database Release Notes for specific platform versions supported by TimesTen. Note: In TimesTen documentation, the terms "data store" and "database" are equivalent. Both terms refer to the TimesTen database. xiii This document uses the following text ...
统计信息---4recursive calls0db block gets1111consistent gets0physical reads0redo size432bytes sent viaSQL*Net to client419bytes received viaSQL*Net from client2SQL*Net roundtrips to/from client0sorts(memory)0sorts(disk)1rows processedSQL> 创建位图索引: 代码语言:javascript 代码运行次数:0 复制 Clo...
memory IN VARCHAR2 DEFAULT NULL, part_name IN VARCHAR2 DEFAULT NULL parallel_degree IN NUMBER DEFAULT 1); idx_name 索引名称 memory 指定同步索引需要的内存。默认是系统参数DEFAULT_INDEX_MEMORY 。 指定一个大的内存时候可以加快索引效率和查询速度,且索引有较少的碎片 ...
自Oracle 12.2 版本开始,支持多实例并行应用,这极大加快了恢复进度,在 18c 中,开始支持 In-Memory 列式存储,在 19c 中,并行应用开始支持 In-Memory列式存储。 现在可以在Active Data Guard备用数据库上同时启用Oracle数据库In-Memory列存储和Data Guard多实例redo应用。多实例redo应用将使用Active Data Guard备用数...
Oracle TimesTen In-Memory Database API Reference Guide Describes all TimesTen utilities, procedures, APIs and provides a reference to other features of TimesTen. 1 Oracle TimesTen In-Memory Database SQL Reference Guide Oracle TimesTen In-Memory Database Error Messages and SNMP Traps Oracle TimesTen ...