- Type Parameters:
T
- The function return type
- All Superinterfaces:
Field<T>
,FieldOrConstraint
,FieldOrRow
,GroupField
,Named
,OrderField<T>
,QueryPart
,SelectField<T>
,SelectFieldOrAsterisk
,Serializable
,Typed<T>
,WindowFinalStep<T>
This type is used for the window function DSL API.
Example:
field.firstValue()
.ignoreNulls()
.over()
.partitionBy(AUTHOR_ID)
.orderBy(PUBLISHED_IN.asc())
.rowsBetweenUnboundedPreceding()
.andUnboundedFollowing()
- Author:
- Lukas Eder
-
Method Summary
Modifier and TypeMethodDescription@NotNull WindowRowsAndStep<T>
Add aGROUPS BETWEEN CURRENT ROW …
frame clause to the window function.@NotNull WindowRowsAndStep<T>
groupsBetweenFollowing
(int number) Add aGROUPS BETWEEN [number] FOLLOWING …
frame clause to the window function.@NotNull WindowRowsAndStep<T>
groupsBetweenPreceding
(int number) Add aGROUPS BETWEEN [number] PRECEDING …
frame clause to the window function.@NotNull WindowRowsAndStep<T>
Add aGROUPS BETWEEN UNBOUNDED FOLLOWING …
frame clause to the window function.@NotNull WindowRowsAndStep<T>
Add aGROUPS BETWEEN UNBOUNDED PRECEDING …
frame clause to the window function.@NotNull WindowExcludeStep<T>
Add aGROUPS CURRENT ROW
frame clause to the window function.@NotNull WindowExcludeStep<T>
groupsFollowing
(int number) Add aGROUPS [number] FOLLOWING
frame clause to the window function.@NotNull WindowExcludeStep<T>
groupsPreceding
(int number) Add aGROUPS [number] PRECEDING
frame clause to the window function.@NotNull WindowExcludeStep<T>
Add aGROUPS UNBOUNDED FOLLOWING
frame clause to the window function.@NotNull WindowExcludeStep<T>
Add aGROUPS UNBOUNDED PRECEDING
frame clause to the window function.@NotNull WindowRowsAndStep<T>
Add aRANGE BETWEEN CURRENT ROW …
frame clause to the window function.@NotNull WindowRowsAndStep<T>
rangeBetweenFollowing
(int number) Add aRANGE BETWEEN [number] FOLLOWING …
frame clause to the window function.@NotNull WindowRowsAndStep<T>
rangeBetweenPreceding
(int number) Add aRANGE BETWEEN [number] PRECEDING …
frame clause to the window function.@NotNull WindowRowsAndStep<T>
Add aRANGE BETWEEN UNBOUNDED FOLLOWING …
frame clause to the window function.@NotNull WindowRowsAndStep<T>
Add aRANGE BETWEEN UNBOUNDED PRECEDING …
frame clause to the window function.@NotNull WindowExcludeStep<T>
Add aRANGE CURRENT ROW
frame clause to the window function.@NotNull WindowExcludeStep<T>
rangeFollowing
(int number) Add aRANGE [number] FOLLOWING
frame clause to the window function.@NotNull WindowExcludeStep<T>
rangePreceding
(int number) Add aRANGE [number] PRECEDING
frame clause to the window function.@NotNull WindowExcludeStep<T>
Add aRANGE UNBOUNDED FOLLOWING
frame clause to the window function.@NotNull WindowExcludeStep<T>
Add aRANGE UNBOUNDED PRECEDING
frame clause to the window function.@NotNull WindowRowsAndStep<T>
Add aROWS BETWEEN CURRENT ROW …
frame clause to the window function.@NotNull WindowRowsAndStep<T>
rowsBetweenFollowing
(int number) Add aROWS BETWEEN [number] FOLLOWING …
frame clause to the window function.@NotNull WindowRowsAndStep<T>
rowsBetweenPreceding
(int number) Add aROWS BETWEEN [number] PRECEDING …
frame clause to the window function.@NotNull WindowRowsAndStep<T>
Add aROWS BETWEEN UNBOUNDED FOLLOWING …
frame clause to the window function.@NotNull WindowRowsAndStep<T>
Add aROWS BETWEEN UNBOUNDED PRECEDING …
frame clause to the window function.@NotNull WindowExcludeStep<T>
Add aROWS CURRENT ROW
frame clause to the window function.@NotNull WindowExcludeStep<T>
rowsFollowing
(int number) Add aROWS [number] FOLLOWING
frame clause to the window function.@NotNull WindowExcludeStep<T>
rowsPreceding
(int number) Add aROWS [number] PRECEDING
frame clause to the window function.@NotNull WindowExcludeStep<T>
Add aROWS UNBOUNDED FOLLOWING
frame clause to the window function.@NotNull WindowExcludeStep<T>
Add aROWS UNBOUNDED PRECEDING
frame clause to the window function.Methods inherited from interface org.jooq.Field
abs, acos, add, add, as, asc, ascii, asin, atan, atan2, atan2, avg, avgOver, between, between, between, between, betweenSymmetric, betweenSymmetric, betweenSymmetric, betweenSymmetric, bitAnd, bitAnd, bitLength, bitNand, bitNand, bitNor, bitNor, bitNot, bitOr, bitOr, bitXNor, bitXNor, bitXor, bitXor, cast, cast, cast, ceil, changed, charLength, coalesce, coalesce, coerce, coerce, coerce, collate, collate, collate, compare, compare, compare, compare, concat, concat, concat, contains, contains, containsIgnoreCase, containsIgnoreCase, convert, convert, convert, convertFrom, convertFrom, convertTo, convertTo, cos, cosh, cot, coth, count, countDistinct, countOver, decode, decode, decode, decode, deg, desc, div, div, divide, divide, endsWith, endsWith, endsWithIgnoreCase, endsWithIgnoreCase, eq, eq, eq, eq, equal, equal, equal, equal, equalIgnoreCase, equalIgnoreCase, equals, exp, extract, field, firstValue, floor, from, ge, ge, ge, ge, get, getComment, getName, getValue, greaterOrEqual, greaterOrEqual, greaterOrEqual, greaterOrEqual, greaterThan, greaterThan, greaterThan, greaterThan, greatest, greatest, gt, gt, gt, gt, in, in, in, in, in, isDistinctFrom, isDistinctFrom, isDistinctFrom, isDocument, isFalse, isJson, isNotDistinctFrom, isNotDistinctFrom, isNotDistinctFrom, isNotDocument, isNotJson, isNotNull, isNull, isTrue, lag, lag, lag, lag, lastValue, le, le, le, le, lead, lead, lead, lead, least, least, length, lessOrEqual, lessOrEqual, lessOrEqual, lessOrEqual, lessThan, lessThan, lessThan, lessThan, like, like, like, like, like, likeIgnoreCase, likeIgnoreCase, likeIgnoreCase, likeIgnoreCase, likeRegex, likeRegex, ln, log, lower, lpad, lpad, lpad, lpad, lt, lt, lt, lt, ltrim, max, maxOver, median, min, minOver, minus, minus, mod, mod, modulo, modulo, mul, mul, multiply, multiply, ne, ne, ne, ne, neg, notBetween, notBetween, notBetween, notBetween, notBetweenSymmetric, notBetweenSymmetric, notBetweenSymmetric, notBetweenSymmetric, notContains, notContains, notContainsIgnoreCase, notContainsIgnoreCase, notEqual, notEqual, notEqual, notEqual, notEqualIgnoreCase, notEqualIgnoreCase, notIn, notIn, notIn, notIn, notIn, notLike, notLike, notLike, notLike, notLike, notLikeIgnoreCase, notLikeIgnoreCase, notLikeIgnoreCase, notLikeIgnoreCase, notLikeRegex, notLikeRegex, notSimilarTo, notSimilarTo, notSimilarTo, notSimilarTo, nullif, nullif, nvl, nvl, nvl2, nvl2, octetLength, original, plus, plus, plus, position, position, pow, pow, power, power, rad, rem, rem, repeat, repeat, replace, replace, replace, replace, reset, round, round, rpad, rpad, rpad, rpad, rtrim, shl, shl, shr, shr, sign, similarTo, similarTo, similarTo, similarTo, sin, sinh, sort, sort, sortAsc, sortAsc, sortDefault, sortDesc, sortDesc, sqrt, startsWith, startsWith, startsWithIgnoreCase, startsWithIgnoreCase, stddevPop, stddevPopOver, stddevSamp, stddevSampOver, sub, sub, substring, substring, substring, substring, subtract, subtract, sum, sumOver, tan, tanh, times, times, trim, unaryMinus, unaryPlus, upper, varPop, varPopOver, varSamp, varSampOver
Methods inherited from interface org.jooq.Named
$name, getCommentPart, getQualifiedName, getUnqualifiedName
Methods inherited from interface org.jooq.QueryPart
$replace, $replace, $traverse, $traverse, hashCode, toString
Methods inherited from interface org.jooq.SelectField
as, as, as
Methods inherited from interface org.jooq.Typed
$dataType, getBinding, getConverter, getDataType, getDataType, getType
-
Method Details
-
rowsUnboundedPreceding
@NotNull @Support({AURORA_POSTGRES,BIGQUERY,COCKROACHDB,DB2,EXASOL,FIREBIRD_4_0,H2,INFORMIX,MARIADB,MEMSQL,MYSQL_8_0,ORACLE,POSTGRES,REDSHIFT,SNOWFLAKE,SQLDATAWAREHOUSE,SQLITE,SQLSERVER2012,SYBASE,TERADATA,VERTICA,YUGABYTEDB}) @NotNull WindowExcludeStep<T> rowsUnboundedPreceding()Add aROWS UNBOUNDED PRECEDING
frame clause to the window function. -
rowsPreceding
@NotNull @Support({AURORA_POSTGRES,BIGQUERY,COCKROACHDB,DB2,EXASOL,FIREBIRD_4_0,H2,INFORMIX,MARIADB,MEMSQL,MYSQL_8_0,ORACLE,POSTGRES,REDSHIFT,SNOWFLAKE,SQLDATAWAREHOUSE,SQLITE,SQLSERVER2012,SYBASE,TERADATA,VERTICA,YUGABYTEDB}) @NotNull WindowExcludeStep<T> rowsPreceding(int number) Add aROWS [number] PRECEDING
frame clause to the window function. -
rowsCurrentRow
@NotNull @Support({AURORA_POSTGRES,BIGQUERY,COCKROACHDB,DB2,EXASOL,FIREBIRD_4_0,H2,INFORMIX,MARIADB,MEMSQL,MYSQL_8_0,ORACLE,POSTGRES,REDSHIFT,SNOWFLAKE,SQLDATAWAREHOUSE,SQLITE,SQLSERVER2012,SYBASE,TERADATA,VERTICA,YUGABYTEDB}) @NotNull WindowExcludeStep<T> rowsCurrentRow()Add aROWS CURRENT ROW
frame clause to the window function. -
rowsUnboundedFollowing
@NotNull @Support({AURORA_POSTGRES,BIGQUERY,COCKROACHDB,DB2,EXASOL,FIREBIRD_4_0,H2,INFORMIX,MARIADB,MEMSQL,MYSQL_8_0,ORACLE,POSTGRES,REDSHIFT,SNOWFLAKE,SQLDATAWAREHOUSE,SQLITE,SQLSERVER2012,SYBASE,TERADATA,VERTICA,YUGABYTEDB}) @NotNull WindowExcludeStep<T> rowsUnboundedFollowing()Add aROWS UNBOUNDED FOLLOWING
frame clause to the window function. -
rowsFollowing
@NotNull @Support({AURORA_POSTGRES,BIGQUERY,COCKROACHDB,DB2,EXASOL,FIREBIRD_4_0,H2,INFORMIX,MARIADB,MEMSQL,MYSQL_8_0,ORACLE,POSTGRES,REDSHIFT,SNOWFLAKE,SQLDATAWAREHOUSE,SQLITE,SQLSERVER2012,SYBASE,TERADATA,VERTICA,YUGABYTEDB}) @NotNull WindowExcludeStep<T> rowsFollowing(int number) Add aROWS [number] FOLLOWING
frame clause to the window function. -
rowsBetweenUnboundedPreceding
@NotNull @Support({AURORA_POSTGRES,BIGQUERY,COCKROACHDB,DB2,EXASOL,FIREBIRD_4_0,H2,INFORMIX,MARIADB,MEMSQL,MYSQL_8_0,ORACLE,POSTGRES,REDSHIFT,SNOWFLAKE,SQLDATAWAREHOUSE,SQLITE,SQLSERVER2012,SYBASE,TERADATA,VERTICA,YUGABYTEDB}) @NotNull WindowRowsAndStep<T> rowsBetweenUnboundedPreceding()Add aROWS BETWEEN UNBOUNDED PRECEDING …
frame clause to the window function. -
rowsBetweenPreceding
@NotNull @Support({AURORA_POSTGRES,BIGQUERY,COCKROACHDB,DB2,EXASOL,FIREBIRD_4_0,H2,INFORMIX,MARIADB,MEMSQL,MYSQL_8_0,ORACLE,POSTGRES,REDSHIFT,SNOWFLAKE,SQLDATAWAREHOUSE,SQLITE,SQLSERVER2012,SYBASE,TERADATA,VERTICA,YUGABYTEDB}) @NotNull WindowRowsAndStep<T> rowsBetweenPreceding(int number) Add aROWS BETWEEN [number] PRECEDING …
frame clause to the window function. -
rowsBetweenCurrentRow
@NotNull @Support({AURORA_POSTGRES,BIGQUERY,COCKROACHDB,DB2,EXASOL,FIREBIRD_4_0,H2,INFORMIX,MARIADB,MEMSQL,MYSQL_8_0,ORACLE,POSTGRES,REDSHIFT,SNOWFLAKE,SQLDATAWAREHOUSE,SQLITE,SQLSERVER2012,SYBASE,TERADATA,VERTICA,YUGABYTEDB}) @NotNull WindowRowsAndStep<T> rowsBetweenCurrentRow()Add aROWS BETWEEN CURRENT ROW …
frame clause to the window function. -
rowsBetweenUnboundedFollowing
@NotNull @Support({AURORA_POSTGRES,BIGQUERY,COCKROACHDB,DB2,EXASOL,FIREBIRD_4_0,H2,INFORMIX,MARIADB,MEMSQL,MYSQL_8_0,ORACLE,POSTGRES,REDSHIFT,SNOWFLAKE,SQLDATAWAREHOUSE,SQLITE,SQLSERVER2012,SYBASE,TERADATA,VERTICA,YUGABYTEDB}) @NotNull WindowRowsAndStep<T> rowsBetweenUnboundedFollowing()Add aROWS BETWEEN UNBOUNDED FOLLOWING …
frame clause to the window function. -
rowsBetweenFollowing
@NotNull @Support({AURORA_POSTGRES,BIGQUERY,COCKROACHDB,DB2,EXASOL,FIREBIRD_4_0,H2,INFORMIX,MARIADB,MEMSQL,MYSQL_8_0,ORACLE,POSTGRES,REDSHIFT,SNOWFLAKE,SQLDATAWAREHOUSE,SQLITE,SQLSERVER2012,SYBASE,TERADATA,VERTICA,YUGABYTEDB}) @NotNull WindowRowsAndStep<T> rowsBetweenFollowing(int number) Add aROWS BETWEEN [number] FOLLOWING …
frame clause to the window function. -
rangeUnboundedPreceding
@NotNull @Support({AURORA_POSTGRES,BIGQUERY,COCKROACHDB,DB2,EXASOL,FIREBIRD_4_0,H2,INFORMIX,MARIADB,MEMSQL,MYSQL_8_0,ORACLE,POSTGRES,SNOWFLAKE,SQLDATAWAREHOUSE,SQLITE,SQLSERVER2012,SYBASE,TERADATA,VERTICA,YUGABYTEDB}) @NotNull WindowExcludeStep<T> rangeUnboundedPreceding()Add aRANGE UNBOUNDED PRECEDING
frame clause to the window function. -
rangePreceding
@NotNull @Support({AURORA_POSTGRES,BIGQUERY,COCKROACHDB,DB2,EXASOL,FIREBIRD_4_0,H2,INFORMIX,MARIADB,MEMSQL,MYSQL_8_0,ORACLE,POSTGRES,SNOWFLAKE,SQLDATAWAREHOUSE,SQLITE,SQLSERVER2012,SYBASE,TERADATA,VERTICA,YUGABYTEDB}) @NotNull WindowExcludeStep<T> rangePreceding(int number) Add aRANGE [number] PRECEDING
frame clause to the window function. -
rangeCurrentRow
@NotNull @Support({AURORA_POSTGRES,BIGQUERY,COCKROACHDB,DB2,EXASOL,FIREBIRD_4_0,H2,INFORMIX,MARIADB,MEMSQL,MYSQL_8_0,ORACLE,POSTGRES,SNOWFLAKE,SQLDATAWAREHOUSE,SQLITE,SQLSERVER2012,SYBASE,TERADATA,VERTICA,YUGABYTEDB}) @NotNull WindowExcludeStep<T> rangeCurrentRow()Add aRANGE CURRENT ROW
frame clause to the window function. -
rangeUnboundedFollowing
@NotNull @Support({AURORA_POSTGRES,BIGQUERY,COCKROACHDB,DB2,EXASOL,FIREBIRD_4_0,H2,INFORMIX,MARIADB,MEMSQL,MYSQL_8_0,ORACLE,POSTGRES,SNOWFLAKE,SQLDATAWAREHOUSE,SQLITE,SQLSERVER2012,SYBASE,TERADATA,VERTICA,YUGABYTEDB}) @NotNull WindowExcludeStep<T> rangeUnboundedFollowing()Add aRANGE UNBOUNDED FOLLOWING
frame clause to the window function. -
rangeFollowing
@NotNull @Support({AURORA_POSTGRES,BIGQUERY,COCKROACHDB,DB2,EXASOL,FIREBIRD_4_0,H2,INFORMIX,MARIADB,MEMSQL,MYSQL_8_0,ORACLE,POSTGRES,SNOWFLAKE,SQLDATAWAREHOUSE,SQLITE,SQLSERVER2012,SYBASE,TERADATA,VERTICA,YUGABYTEDB}) @NotNull WindowExcludeStep<T> rangeFollowing(int number) Add aRANGE [number] FOLLOWING
frame clause to the window function. -
rangeBetweenUnboundedPreceding
@NotNull @Support({AURORA_POSTGRES,BIGQUERY,COCKROACHDB,DB2,EXASOL,FIREBIRD_4_0,H2,INFORMIX,MARIADB,MEMSQL,MYSQL_8_0,ORACLE,POSTGRES,SNOWFLAKE,SQLDATAWAREHOUSE,SQLITE,SQLSERVER2012,SYBASE,TERADATA,VERTICA,YUGABYTEDB}) @NotNull WindowRowsAndStep<T> rangeBetweenUnboundedPreceding()Add aRANGE BETWEEN UNBOUNDED PRECEDING …
frame clause to the window function. -
rangeBetweenPreceding
@NotNull @Support({AURORA_POSTGRES,BIGQUERY,COCKROACHDB,DB2,EXASOL,FIREBIRD_4_0,H2,INFORMIX,MARIADB,MEMSQL,MYSQL_8_0,ORACLE,POSTGRES,SNOWFLAKE,SQLDATAWAREHOUSE,SQLITE,SQLSERVER2012,SYBASE,TERADATA,VERTICA,YUGABYTEDB}) @NotNull WindowRowsAndStep<T> rangeBetweenPreceding(int number) Add aRANGE BETWEEN [number] PRECEDING …
frame clause to the window function. -
rangeBetweenCurrentRow
@NotNull @Support({AURORA_POSTGRES,BIGQUERY,COCKROACHDB,DB2,EXASOL,FIREBIRD_4_0,H2,INFORMIX,MARIADB,MEMSQL,MYSQL_8_0,ORACLE,POSTGRES,SNOWFLAKE,SQLDATAWAREHOUSE,SQLITE,SQLSERVER2012,SYBASE,TERADATA,VERTICA,YUGABYTEDB}) @NotNull WindowRowsAndStep<T> rangeBetweenCurrentRow()Add aRANGE BETWEEN CURRENT ROW …
frame clause to the window function. -
rangeBetweenUnboundedFollowing
@NotNull @Support({AURORA_POSTGRES,BIGQUERY,COCKROACHDB,DB2,EXASOL,FIREBIRD_4_0,H2,INFORMIX,MARIADB,MEMSQL,MYSQL_8_0,ORACLE,POSTGRES,SNOWFLAKE,SQLDATAWAREHOUSE,SQLITE,SQLSERVER2012,SYBASE,TERADATA,VERTICA,YUGABYTEDB}) @NotNull WindowRowsAndStep<T> rangeBetweenUnboundedFollowing()Add aRANGE BETWEEN UNBOUNDED FOLLOWING …
frame clause to the window function. -
rangeBetweenFollowing
@NotNull @Support({AURORA_POSTGRES,BIGQUERY,COCKROACHDB,DB2,EXASOL,FIREBIRD_4_0,H2,INFORMIX,MARIADB,MEMSQL,MYSQL_8_0,ORACLE,POSTGRES,SNOWFLAKE,SQLDATAWAREHOUSE,SQLITE,SQLSERVER2012,SYBASE,TERADATA,VERTICA,YUGABYTEDB}) @NotNull WindowRowsAndStep<T> rangeBetweenFollowing(int number) Add aRANGE BETWEEN [number] FOLLOWING …
frame clause to the window function. -
groupsUnboundedPreceding
@NotNull @Support({COCKROACHDB,EXASOL,H2,ORACLE20C,POSTGRES_11,SQLITE_3_28,YUGABYTEDB}) @NotNull WindowExcludeStep<T> groupsUnboundedPreceding()Add aGROUPS UNBOUNDED PRECEDING
frame clause to the window function. -
groupsPreceding
@NotNull @Support({COCKROACHDB,EXASOL,H2,ORACLE20C,POSTGRES_11,SQLITE_3_28,YUGABYTEDB}) @NotNull WindowExcludeStep<T> groupsPreceding(int number) Add aGROUPS [number] PRECEDING
frame clause to the window function. -
groupsCurrentRow
@NotNull @Support({COCKROACHDB,EXASOL,H2,ORACLE20C,POSTGRES_11,SQLITE_3_28,YUGABYTEDB}) @NotNull WindowExcludeStep<T> groupsCurrentRow()Add aGROUPS CURRENT ROW
frame clause to the window function. -
groupsUnboundedFollowing
@NotNull @Support({COCKROACHDB,EXASOL,H2,ORACLE20C,POSTGRES_11,SQLITE_3_28,YUGABYTEDB}) @NotNull WindowExcludeStep<T> groupsUnboundedFollowing()Add aGROUPS UNBOUNDED FOLLOWING
frame clause to the window function. -
groupsFollowing
@NotNull @Support({COCKROACHDB,EXASOL,H2,ORACLE20C,POSTGRES_11,SQLITE_3_28,YUGABYTEDB}) @NotNull WindowExcludeStep<T> groupsFollowing(int number) Add aGROUPS [number] FOLLOWING
frame clause to the window function. -
groupsBetweenUnboundedPreceding
@NotNull @Support({COCKROACHDB,EXASOL,H2,ORACLE20C,POSTGRES_11,SQLITE_3_28,YUGABYTEDB}) @NotNull WindowRowsAndStep<T> groupsBetweenUnboundedPreceding()Add aGROUPS BETWEEN UNBOUNDED PRECEDING …
frame clause to the window function. -
groupsBetweenPreceding
@NotNull @Support({COCKROACHDB,EXASOL,H2,ORACLE20C,POSTGRES_11,SQLITE_3_28,YUGABYTEDB}) @NotNull WindowRowsAndStep<T> groupsBetweenPreceding(int number) Add aGROUPS BETWEEN [number] PRECEDING …
frame clause to the window function. -
groupsBetweenCurrentRow
@NotNull @Support({COCKROACHDB,EXASOL,H2,ORACLE20C,POSTGRES_11,SQLITE_3_28,YUGABYTEDB}) @NotNull WindowRowsAndStep<T> groupsBetweenCurrentRow()Add aGROUPS BETWEEN CURRENT ROW …
frame clause to the window function. -
groupsBetweenUnboundedFollowing
@NotNull @Support({COCKROACHDB,EXASOL,H2,ORACLE20C,POSTGRES_11,SQLITE_3_28,YUGABYTEDB}) @NotNull WindowRowsAndStep<T> groupsBetweenUnboundedFollowing()Add aGROUPS BETWEEN UNBOUNDED FOLLOWING …
frame clause to the window function. -
groupsBetweenFollowing
@NotNull @Support({COCKROACHDB,EXASOL,H2,ORACLE20C,POSTGRES_11,SQLITE_3_28,YUGABYTEDB}) @NotNull WindowRowsAndStep<T> groupsBetweenFollowing(int number) Add aGROUPS BETWEEN [number] FOLLOWING …
frame clause to the window function.
-