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Is the maxcompute sql syntax similar to the sql syntax?


Asked by Aliyah Houston on Dec 12, 2021 SQL



The MaxCompute SQL syntax is similar to the SQL syntax. The MaxCompute SQL syntax is a subset of the standard ANSI SQL-92 syntax and extends the standard syntax. MaxCompute projects lack many database features, such as transactions, primary key constraints, and indexes. Therefore, MaxCompute projects cannot be regarded as databases.
Besides,
The MaxCompute SQL syntax is a subset of the standard ANSI SQL-92 syntax and extends the standard syntax. MaxCompute projects lack many database features, such as transactions, primary key constraints, and indexes. Therefore, MaxCompute projects cannot be regarded as databases. The maximum size of each SQL statement supported by MaxCompute is 2 MB.
In this manner, SQL - Syntax. SQL is followed by a unique set of rules and guidelines called Syntax. This tutorial gives you a quick start with SQL by listing all the basic SQL Syntax. All the SQL statements start with any of the keywords like SELECT, INSERT, UPDATE, DELETE, ALTER, DROP, CREATE, USE, SHOW and all the statements end with a semicolon (;).
Also Know,
MaxCompute SQL is used for offline batch computing and computing scenarios that involve gigabytes, terabytes, or exabytes of data. After you submit a MaxCompute job, it is scheduled in dozens of seconds or several minutes. Therefore, MaxCompute is suitable for batch jobs that process large volumes of data.
Also,
Summary: in this tutorial, we will introduce you to the SQL syntax that helps you understand the details of SQL statements. SQL is a declarative language, therefore, its syntax reads like a natural language. An SQL statement begins with a verb that describes the action, for example, SELECT, INSERT, UPDATE or DELETE.