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ISO/IEC TR 19075-9:2020

Information technology database languages -- Guidance for the use of database language SQL -- Part 9: Online analytic processing (OLAP) capabilities

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Kehtiv alates 18.09.2020
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18.09.2020
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This document discusses the syntax and semantics for including online analytic processing (OLAP) capabilities in SQL, as defined in ISO/IEC 9075-2. It discusses the following features regarding OLAP capabilities of the SQL language: - Feature T611, "Elementary OLAP operations", - Feature T612, "Advanced OLAP operations", - Feature T614, "NTILE function", - Feature T615, "LEAD and LAG functions", - Feature T616, "Null treatment option for LEAD and LAG functions", - Feature T617, "FIRST_VALUE and LAST_VALUE functions", - Feature T618, "NTH_VALUE function", - Feature T619, "Nested window functions", - Feature T620, "WINDOW clause: GROUPS option", - Feature T621, "Enhanced numeric functions".
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