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Time Functions 13232
This section describes functions and operators for examining and manipulating TIME values . Time Operators The table below shows the available mathematical operators for TIME types. Operator Description Example Result + addition of an INTER ... f(part, starttime, endtime) The number of part boundaries between starttime and endtime , inclusive of the larger time and exclusive of the smaller time. date_part(part, time) Get subfield (equivalent to extract ). date_sub(part, starttime, endtime) The s ... e, endtime) | Description | The number of part boundaries between starttime and endtime , inclusive of the larger time and exclusive of the smaller time. | | Example | date_diff('hour', TIME '01:02:03', TIME '06:01:03') | | Result | 5 | | Alias | datediff ...
https://man.mtool.work/duckdb/2.0/sql/functions/time.html
Date Functions 9905
This section describes functions and operators for examining and manipulating DATE values. Date Operators The table below shows the available mathematical operators for DATE types. Operator Description Example Result + addition of days (int ... f(part, startdate, enddate) The number of part boundaries between startdate and enddate , inclusive of the larger date and exclusive of the smaller date. date_part(part, date) Get subfield (equivalent to extract ). date_sub(part, startdate, enddate) The s ... e, enddate) | Description | The number of part boundaries between startdate and enddate , inclusive of the larger date and exclusive of the smaller date. | | Example | date_diff('month', DATE '1992-09-15', DATE '1992-11-14') | | Result | 2 | | Alias | dat ...
https://man.mtool.work/duckdb/2.0/sql/functions/date.html
Timestamp Functions 8469
This section describes functions and operators for examining and manipulating TIMESTAMP values . See also the related TIMESTAMPTZ functions . Timestamp Operators The table below shows the available mathematical operators for TIMESTAMP types ... ndtimestamp) The number of part boundaries between starttimestamp and endtimestamp , inclusive of the larger timestamp and exclusive of the smaller timestamp. date_part([part, ...], timestamp) Get the listed subfields as a struct . The list must be consta ... ion | The signed number of part boundaries between starttimestamp and endtimestamp , inclusive of the larger timestamp and exclusive of the smaller timestamp. | | Example | date_diff('hour', TIMESTAMP '1992-09-30 23:59:59', TIMESTAMP '1992-10-01 01:58:00' ...
https://man.mtool.work/duckdb/2.0/sql/functions/timestamp.html
Iceberg Extension 7979
The iceberg extension implements support for the Apache Iceberg open table format . There are two ways to work with Iceberg in DuckDB: Individual tables are read directly from storage, by pointing at a table's metadata. This requires no cat ... el To read a historical snapshot of a table, pass either snapshot_from_id or snapshot_from_timestamp (the two are mutually exclusive). Use iceberg_snapshots to list the available snapshots: -- Read a specific snapshot by id SELECT count(*) FROM iceberg_sc ...
https://man.mtool.work/duckdb/2.0/core_extensions/iceberg/overview.html
List Functions 7979
Function Description list[index] Extracts a single list element using a (1-based) index . list[begin[:end][:step]] Extracts a sublist using slice conventions . Negative values are accepted. list1 && list2 Alias for list_has_any . list1 <-> ... smallest list length. range(start[, stop][, step]) Creates a list of values between start and stop - the stop parameter is exclusive. reduce(list, lambda(x,y)[, initial_value]) Alias for list_reduce . repeat(list, count) Repeats the list count number of t ... zip | range(start[, stop][, step]) | Description | Creates a list of values between start and stop - the stop parameter is exclusive. | | Example | range(2, 5, 3) | | Result | [2] | repeat(list, count) | Description | Repeats the list count number of time ... eates a list of values in the range between start and stop . The start parameter is inclusive, while the stop parameter is exclusive. The default value of start is 0 and the default value of step is 1. Based on the number of arguments, the following varia ...
https://man.mtool.work/duckdb/2.0/sql/functions/list.html
Timestamp with Time Zone Functions 7979
This section describes functions and operators for examining and manipulating TIMESTAMP WITH TIME ZONE (or TIMESTAMPTZ ) values . See also the related TIMESTAMP functions . Time zone support is provided by the built-in ICU extension . In th ... mestamptz) The number of part boundaries between starttimestamptz and endtimestamptz inclusive of the larger timestamp and exclusive of the smaller timestamp. date_part([part, ...], timestamp) Get the listed subfields as a struct . The list must be consta ... | The signed number of part boundaries between starttimestamptz and endtimestamptz , inclusive of the larger timestamp and exclusive of the smaller timestamp. | | Example | date_diff('hour', TIMESTAMPTZ '1992-09-30 23:59:59', TIMESTAMPTZ '1992-10-01 01:58 ...
https://man.mtool.work/duckdb/2.0/sql/functions/timestamptz.html
Utility Functions 7979
Scalar Utility Functions The functions below are difficult to categorize into specific function types and are broadly useful. Name Description alias(column) Return the name of the column. can_cast_implicitly(source_value, target_value) Whet ... path may contain glob pattern matching syntax . range(start, stop, step) Returns a table of values between start and stop (exclusive), incrementing by step . repeat(value, count) Returns a table with count rows, each containing value . repeat_row(varargs, ... top, step) | Description | Returns a table of values between start and stop , incrementing by step . The stop parameter is exclusive, and the start and step arguments are optional. See the list variant for the available argument combinations. | | Example ...
https://man.mtool.work/duckdb/2.0/sql/functions/utility.html
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