Postgres Plus Advanced Server 9.2新機能ご紹介
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This document summarizes the new features of Postgres Plus Advanced Server 9.2. Key updates include improved compatibility with Oracle databases, the addition of PL/SQL support, high availability functionality like PgPool, and new data types like JSON and ranges. It provides information on installation, documentation, and contact details for additional support.
Postgres Plus Advanced Server 9.2新機能ご紹介
- 1. Postgres Plus Advanced Server 9.2 ! ! EnterpriseDB Corporation! Feb. 2013! EnterpriseDB, Postgres Plus and Dynatune are trademarks of EnterpriseDB Corporation. Other names may be trademarks of their 1 respective owners. © 2010. All rights reserved.
- 2. Version 9.2 ! u 9.2 : u Oracle u u / u u u DBA © 2012 EnterpriseDB. All rights reserved. 2
- 3. EnterpriseDB ! Oracle • • • ANSI/ISO • PL/SQL • • • SMP • • ( ) • (sub-query SELECTS) • • • • INSERT ”Append” / • • xDB HA ( ) • • • PgPool 3.2 • xxxxxxx © 2012 EnterpriseDB. All rights reserved. 3
- 4. EnterpriseDB • SQL USAGE • JSON • RANGE • pg_dump . • pg_upgrade © 2012 EnterpriseDB. All rights reserved. 4
- 5. PL/SQL u u u SPL DECLARE SUBTYPE INTEGER IS NUMBER (38,0); SUBTYPE NAME IS VARCHAR (20) NOT NULL; var1 INTEGER; var3 NAME := 'hello'; -- NOT NULL constraint, must initialize BEGIN var1 := 38.38; -- can't have fractional part, it will be lost because of constraint DBMS_OUTPUT.PUT_LINE ('Var1 = '|| var1); END;
- 6. u DROP TABLE mytable CASCADE CONSTRAINTS; u “current_date” u “Log” u “STRING” (VARCHAR2 ) u “NVARCHAR2” (VARCHAR2 ) u Table() CREATE OR REPLACE TYPE string_a IS TABLE OF VARCHAR2(765); select * from table(string_a('abc','xyz')) ; column_value -------------- abc xyz (2 rows)
- 8. u u u
- 9. xDB u u
- 10. u u u vs.
- 11. PgPool 3.2 u • ! • pgpool-II ! u Watchdog • pgpool • watchdog • ! • IP ! • !
- 12. u u VIEW u VIEW VIEW
- 13. JSON u JSON (JavaScript ) u u : • array_to_json() Returns the array as JSON! • row_to_json() Returns the row as JSON! u
- 14. RANGE u u Range data u integer, big int, numeric, timestamp and date u “CREATE TYPE” u 9.2 2 u u date/time range, price ranges, scientific data ranges u calculating containment, overlaps, intersections, emptiness, upper/lower bounds
- 15. u pg_dump • ! • e.g. restore... ! • table structure and check constraints first, ! • ! • ! u pg_upgrade • / ! • ! • !
- 16. ! u Postgres Plus Advanced Server u u © 2012 EnterpriseDB. All rights reserved. 16
- 17. ! u : • http://www.enterprisedb.com/download-advanced-server! u • http://www.enterprisedb.com/documentation! © 2012 EnterpriseDB. All rights reserved. 17
- 18. What’s New in Postgres Plus Advanced Server 9.2?! Questions?! EnterpriseDB, Postgres Plus and Dynatune are trademarks of EnterpriseDB Corporation. Other names may be trademarks of their 18 respective owners. © 2010. All rights reserved.