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public interface WindowSpecificationRowsAndStepAn intermediate step in the construction of aWindowSpecification.Example:
WindowSpecification spec = DSL.partitionBy(BOOK.AUTHOR_ID) .orderBy(BOOK.ID) .rowsBetweenUnboundedPreceding() .andCurrentRow();Referencing
XYZ*Steptypes directly from client codeIt is usually not recommended to reference any
XYZ*Steptypes directly from client code, or assign them to local variables. When writing dynamic SQL, creating a statement's components dynamically, and passing them to the DSL API statically is usually a better choice. See the manual's section about dynamic SQL for details: https://www.jooq.org/doc/latest/manual/sql-building/dynamic-sql.Drawbacks of referencing the
XYZ*Steptypes directly:- They're operating on mutable implementations (as of jOOQ 3.x)
- They're less composable and not easy to get right when dynamic SQL gets complex
- They're less readable
- They might have binary incompatible changes between minor releases
- Author:
- Lukas Eder
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Method Summary
All Methods Instance Methods Abstract Methods Modifier and Type Method Description WindowSpecificationExcludeStepandCurrentRow()Add a...WindowSpecificationExcludeStepandFollowing(int number)Add a...WindowSpecificationExcludeStepandPreceding(int number)Add a...WindowSpecificationExcludeStepandUnboundedFollowing()Add a...WindowSpecificationExcludeStepandUnboundedPreceding()Add a...
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Method Detail
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andUnboundedPreceding
@Support({AURORA_POSTGRES,COCKROACHDB,DB2,H2,INFORMIX,MARIADB,MEMSQL,MYSQL_8_0,ORACLE,POSTGRES,REDSHIFT,SQLDATAWAREHOUSE,SQLITE,SQLSERVER2012,SYBASE,TERADATA,VERTICA}) WindowSpecificationExcludeStep andUnboundedPreceding()
Add a... AND UNBOUNDED PRECEDINGframe clause to the window specification.
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andPreceding
@Support({AURORA_POSTGRES,COCKROACHDB,DB2,H2,INFORMIX,MARIADB,MEMSQL,MYSQL_8_0,ORACLE,POSTGRES,REDSHIFT,SQLDATAWAREHOUSE,SQLITE,SQLSERVER2012,SYBASE,TERADATA,VERTICA}) WindowSpecificationExcludeStep andPreceding(int number)
Add a... AND [number] PRECEDINGframe clause to the window specification.
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andCurrentRow
@Support({AURORA_POSTGRES,COCKROACHDB,DB2,H2,INFORMIX,MARIADB,MEMSQL,MYSQL_8_0,ORACLE,POSTGRES,REDSHIFT,SQLDATAWAREHOUSE,SQLITE,SQLSERVER2012,SYBASE,TERADATA,VERTICA}) WindowSpecificationExcludeStep andCurrentRow()
Add a... AND CURRENT ROWframe clause to the window specification.
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andUnboundedFollowing
@Support({AURORA_POSTGRES,COCKROACHDB,DB2,H2,INFORMIX,MARIADB,MEMSQL,MYSQL_8_0,ORACLE,POSTGRES,REDSHIFT,SQLDATAWAREHOUSE,SQLITE,SQLSERVER2012,SYBASE,TERADATA,VERTICA}) WindowSpecificationExcludeStep andUnboundedFollowing()
Add a... AND UNBOUNDED FOLLOWINGframe clause to the window specification.
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andFollowing
@Support({AURORA_POSTGRES,COCKROACHDB,DB2,H2,INFORMIX,MARIADB,MEMSQL,MYSQL_8_0,ORACLE,POSTGRES,REDSHIFT,SQLDATAWAREHOUSE,SQLITE,SQLSERVER2012,SYBASE,TERADATA,VERTICA}) WindowSpecificationExcludeStep andFollowing(int number)
Add a... AND [number] FOLLOWINGframe clause to the window specification.
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