Changes in This Release for Oracle Database SQL Language Reference 1 Introduction to Oracle SQL 2 Basic Elements of Oracle SQL 3 Pseudocolumns 4 Operators 5 Expressions 6 Conditions 7 Functions 8 Common SQL DDL Clauses 9 SQL Queries and Subqueries 10 SQL Statements: ADMINISTER KEY MANAGEMENT to...
SQL>show userUSER为"HR"SQL>SELECTfirst_name,last_name,department_id,2CASEdepartment_id3WHEN10THEN'Accounting'4WHEN20THEN'Sales'5WHEN30THEN'Finance'6ELSE'Other'7ENDdepartment_name8FROMemployees where rownum<2;FIRST_NAMELAST_NAMEDEPARTMENT_IDDEPARTMENT_NAME---Steven King90OtherSQL> ※测试使用的Orac...
本系列将以《Database PL/SQL Language Reference》的PL/SQL代码例为为主线进行介绍。 Oracle PL/SQL例14:BOOLEAN表达式 BOOLEAN表达式介绍 BOOLEAN表达式是PL/SQL语言中很常用的一种表达式类型,它用于比较两个条件,来确定其是否为真或假。 在PL/SQL中,BOOLEAN表达式可以用于条件判断或在循环语句中作为终止条件。其语...
Database PL/SQL Language Reference Database/ Oracle/ Oracle Database/ Release 19 Oracle® Database Database PL/SQL Language Reference 19c E96448-07 October 2024
Quick Reference, SQL Reference Oracle Database 12c: Quick Reference, SQL Reference Oracle Database 11gR2: Quick Reference, SQL Reference Report: SQL—The Natural Language for Analysis (PDF) Resources Blog: All Things SQL Oracle Live SQL: Try it out for free in your browser Oracle Unive...
Structured Query Language (SQL) is the set of statements with which all programs and users access data in an Oracle database.
Oracle PL/SQL Language Pocket Reference Search Page
SQL language Reference,这个文档中包括 Oracle数据库中SQL 语句的语法( plsql不包含在内)。比如说create table语法、函数、表达式都在这里有描述。如果你有什么 sql语句的语法不知道怎么写,可以点开这个文档。 Administrator’s Guide,这个文档中包含的内容就多了,几乎各种管理 Oracle数据库的场景都在这里有描述。各种...
Cursors in PL/SQL Every SQL statement executed by the Oracle database has a private SQL area that contains information about the SQL statement and the set of data returned. In … - Selection from Oracle PL/SQL Language Pocket Reference, 4th Edition [Boo
Oracle PL/SQL Language Pocket Reference, 2nd EditionSteven FeuersteinBill PribylChip DawesSteven Feuerstein,,Bill Pribyl,Chip Dawes.Oracle PL/SQL Language Pocket Reference. . 2003