UNION ALL--不合并重复行 Selects all records from all selectstatements. Duplicates are not removed UNION [DISTINCT] --合并重复行UNION 和 UNION DISTINCT功能相同 Selects all unique records from all selectstatements by ....

文章 2022-02-16 来自：开发者社区

SAP HANA学习资料中的基础表及数据SQL语句汇总

DROP SCHEMA SqlScriptDocumentation CASCADE; CREATE SCHEMA SqlScriptDocumentation; ALTER SESSION SET CURRENT_SCHEMA = SqlScriptDocumentation; --test data CREATE COLUMN TABLE publishers( pub...

文章 2017-07-30 来自：开发者社区

SAP HANA存储过程中的动态SQL语句(Dynamic SQL)

-- run 1_datatype_data.sql before running this script ALTER SESSION SET CURRENT_SCHEMA = SqlScriptDocumentation; drop procedure dynamic_sql_proc; CREATE PROCEDURE dynamic_sql_proc LANGUAGE...

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