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Established in 2001, Puyang Zhong Yuan Restar Petroleum Equipment Co.,Ltd, “RSD” for short, is Henan’s high-tech enterprise with intellectual property advantages and independent legal person qualification. With registered capital of RMB 50 million, the Company has two subsidiaries-Henan Restar Separation Equipment Technology Co., Ltd We are mainly specialized in R&D, production and service of various intelligent separation and control systems in oil&gas drilling,engineering environmental protection and mining industries.We always take the lead in Chinese market shares of drilling fluid shale shaker for many years. Our products have been exported more than 20 countries and always extensively praised by customers. We are Class I network supplier of Sinopec,CNPC and CNOOC and registered supplier of ONGC, OIL India,KOC. High quality and international standard products make us gain many Large-scale drilling fluids recycling systems for Saudi Aramco and Gazprom projects.

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Does the sand filter cylinder need to be pumped
Difference between Oracle Versions – 12C 18C & 19C | Chetu
Difference between Oracle Versions – 12C 18C & 19C | Chetu

Oracle, Databases: Main Differences ,Between, 12c, 18c and 19c One of the most popular database systems worldwide, ,Oracle,, is trusted by some of the biggest businesses in operation. With many different ,Oracle, database versions released, ,Oracle, provides innovative capabilities in many areas, including management, performance, security, and development.

ORACLE-BASE - CASE Expressions And Statements in Oracle
ORACLE-BASE - CASE Expressions And Statements in Oracle

Home » Articles » 9i » Here. CASE Expressions And Statements in ,Oracle,. The CASE expression was first added to SQL in ,Oracle, 8i. ,Oracle, 9i extended its support to PL/SQL to allow CASE to be used as an expression or ,statement,.. Value Match (Simple) CASE Expression; Searched CASE Expression

Oracle DBA Blog - Difference between ORACLE_BASE and ...
Oracle DBA Blog - Difference between ORACLE_BASE and ...

Oracle, recommends that you use Optimal Flexible Architecture, especially if the database is huge, or if you plan to have multiple databases. Difference ,between ORACLE, BASE and ,ORACLE, HOME. ,Oracle, BASE and ,Oracle, HOME are the directories defined by the ,Oracle, Flexible Architecture. ,Oracle, Base is the top level directory or you can say root ...

Tuning
Tuning "BETWEEN" Queries | Oracle FAQ

A ,BETWEEN, clause is internally expanded out into separate < / > clauses. For example: SELECT * FROM delivery_method WHERE lower_bound <= :b AND upper_bound >= :b. The problem is that an index can only scan on one column with a range predicate (<, >, LIKE, ,BETWEEN,).So even if an index contained both the lower_bound and upper_bound columns, the index scan will return all of …

Oracle and Microsoft Announce Enhanced Cloud Collaboration ...
Oracle and Microsoft Announce Enhanced Cloud Collaboration ...

Federated identity is available ,between, both providers to provide a single identity source and a unified SSO experience ,between Oracle, Cloud and Azure consoles. An ecosystem to support our customers’ success: Includes a growing number of partners familiar with ,Oracle and Microsoft, capabilities and a set of best practices that both companies plan to make available over time.

Differences Between Enterprise Standard Edition ... - Oracle
Differences Between Enterprise Standard Edition ... - Oracle

Differences ,Between, Enterprise, Standard Edition One (SE1), Standard Edition (SE/SE2) on ,Oracle, 12.1.0.2 (Doc ID 2201973.1) Last updated on DECEMBER 25, 2019

Difference between Oracle 11g and 12c Database
Difference between Oracle 11g and 12c Database

What is the ,difference between Oracle 10g and, 11g and 12c database, ,Oracle, 10g is a computing product group belonging to ,Oracle,'s grid. Along with other tools and features, ,Oracle, 10g provides an application server and a DBMS. The ,Oracle, Database 12c is an enterprise-class database that is noted for its high-performance, result-oriented tools, and features.

MONTHS_BETWEEN and DATEDIFF Synch in Oracle | Toolbox Tech
MONTHS_BETWEEN and DATEDIFF Synch in Oracle | Toolbox Tech

Now for testing purposes I need to compare the data for the last say 4 months from the sysdate. I have a creation date column in the table. However, The problem is different number of records because DATEDIFF(month,a,b)<=4 in SQL Server returns only the month difference whereas months_,between,(a,b)<=4 in ,oracle, returns the difference in decimal ...

ORACLE-BASE - Oracle Dates Timestamps and Intervals
ORACLE-BASE - Oracle Dates Timestamps and Intervals

The following query shows how we might use these expressions to modify the value of the current operating system date. ALTER SESSION SET nls_date_format='DD/MM/YYYY HH24:MI:SS'; SELECT SYSDATE AS current_date, SYSDATE + 1 AS plus_1_day, SYSDATE + 2/24 AS plus_2_hours, SYSDATE + 10/24/60 AS plus_10_minutes, SYSDATE + 30/24/60/60 AS plus_30_seconds FROM …

Tuning
Tuning "BETWEEN" Queries | Oracle FAQ

A ,BETWEEN, clause is internally expanded out into separate < / > clauses. For example: SELECT * FROM delivery_method WHERE lower_bound <= :b AND upper_bound >= :b. The problem is that an index can only scan on one column with a range predicate (<, >, LIKE, ,BETWEEN,).So even if an index contained both the lower_bound and upper_bound columns, the index scan will return all of the rows …

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+86 513525609655

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Road West, North Branch, Jingkai Road, Puyang City