If a non-supported version such asĪzure Synapse is detected at first-connect time (based on the presence Supported version of SQL Server is in use. Well as the ability to reflect these comments, is supported assuming a DDL Comment Support ¶Ĭomment support, which includes DDL rendering for attributes such as Or newer SQL Server syntaxes, the statement must have an ORDER BY as well,Įlse a CompileError is raised. Note that when using LIMIT and/or OFFSET, whether using the older x = : x_1 ) AS anon_1 WHERE mssql_rn > : param_1 AND mssql_rn <= : param_2 + : param_1 col2 FROM ( SELECT col1, col2, ROW_NUMBER () OVER ( ORDER BY col3 ) AS mssql_rn FROM table WHERE t. ![]() Sequence - and will generate DDL as such: The first integer primary key column in a Table will beĬonsidered to be the identity column - unless it is associated with a SQLAlchemy considers IDENTITY within its default “autoincrement”īehavior for an integer primary key column, described atĬtoincrement. IDENTITY construct, which can be placed on any single integer column in a SQL Server provides so-called “auto incrementing” behavior using the Auto Increment Behavior / IDENTITY Columns ¶ See the “External Dialects” list on theĭialects page. In addition to the above DBAPI layers with native SQLAlchemy support, thereĪre third-party dialects for other DBAPI layers that are compatible Please refer to individual DBAPI sections for connect information. The following dialect/DBAPI options are available. Supported Microsoft SQL Server versions ¶ The following table summarizes current support levels for database release versions. Support for the Microsoft SQL Server database. ![]()
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