Category Archives: sql Certificate

Khóa học miễn phí SQL – SQL Exams Syllabus nhận dự án làm có lương

Oracle Database 11g – SQL Exams Syllabus (Oracle Certified Oracle Database 11g Administrator) Oracle Database 11g: SQL Fundamentals certification exams has a defined Syllabus to check your expertise. As per Oracle Official website, following is the list of chapters and covered topic to be examined in the certification exams. Retrieving Data Using the SQL SELECT […]

Khóa học miễn phí SQL – Using Single-Row Functions nhận dự án làm có lương

SQL – Using Single-Row Functions Using Single row functions to customize output Oracle SQL supplies a rich library of in-built functions which can be employed for various tasks. The essential capabilities of a functions can be the case conversion of strings, in-string or substring operations, mathematical computations on numeric data, and date operations on date […]