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DYNAMICALLY ADDING CUSTOM DATA DEFINITION LANGUAGE SYNTAX TO A DATABASE MANAGEMENT SYSTEM
DYNAMICALLY ADDING CUSTOM DATA DEFINITION LANGUAGE SYNTAX TO A DATABASE MANAGEMENT SYSTEM
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机译:将自定义数据定义语言语法动态添加到数据库管理系统
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摘要
A computer-implemented method includes receiving, via original Data Definition Language (DDL) syntax of a Database Management System (DBMS), a definition of custom DDL syntax. Metadata describing the custom DDL syntax is stored in a global catalog of the DBMS. A first DDL statement that utilizes the custom DDL syntax is received. The metadata describing the custom DDL syntax is read from the global catalog. The first DDL statement is processed, using a computer processor, according to the metadata.
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