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- Array Type 12023
- An ARRAY column stores fixed-sized arrays. All fields in the column must have the same length and the same underlying type. Arrays are typically used to store arrays of numbers, but can contain any uniform data type, including ARRAY , LIST
..., 5, 6]); Retrieving Values from Arrays Retrieving one or more values from an array can be accomplished using brackets and slicing notation, or through list functions like list_extract and array_extract . Using the example in Defining an Array Field . T...AS element FROM array_table; SELECT id, array_extract(arr, 1) AS element FROM array_table; id element 10 1 20 4 Using the slicing notation returns a LIST : SELECT id, arr[1:2] AS elements FROM array_table; id elements 10 [1, 2] 20 [4, 5] Functions All... - https://man.mtool.work/duckdb/2.0/sql/data_types/array.html
- Friendly SQL 10203
- DuckDB offers several advanced SQL features and syntactic sugar to make SQL queries more concise. We refer to these colloquially as “friendly SQL”. Several of these features were first introduced by DuckDB, while some are inspired by other
...').upper() String formatters: the format() function with the fmt syntax and the printf() function List comprehensions List slicing and indexing from the back ( [-1] ) String slicing STRUCT.* notation Creating LIST using square brackets Simple LIST and S... - https://man.mtool.work/duckdb/2.0/sql/dialect/friendly_sql.html
- List Type 8751
- A LIST column encodes lists of values. Fields in the column can have values with different lengths, but they must all have the same underlying type. LIST s are typically used to store arrays of numbers, but can contain any uniform data type
...ar_list VARCHAR[]); Retrieving from Lists Retrieving one or more values from a list can be accomplished using brackets and slicing notation, or through list functions like list_extract . Multiple equivalent functions are provided as aliases for compatib... - https://man.mtool.work/duckdb/2.0/sql/data_types/list.html
- SQL Quirks 8383
- Like all programming languages and libraries, DuckDB has its share of idiosyncrasies and inconsistencies. Some are vestiges of our feathered friend's evolution; others are inevitable because we strive to adhere to the SQL Standard and speci
...ed Indexing To comply with standard SQL, one-based indexing is used almost everywhere, e.g., array and string indexing and slicing, and window functions ( row_number , rank , dense_rank ). However, similarly to PostgreSQL, JSON features use a zero-based... - https://man.mtool.work/duckdb/2.0/sql/dialect/sql_quirks.html
- List Functions 6563
- 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 <->
...1-01', DATE '1992-03-01', INTERVAL '1' MONTH); generate_series 1992-01-01 00:00:00 1992-02-01 00:00:00 1992-03-01 00:00:00 Slicing The function list_slice can be used to extract a sublist from a list. The following variants exist: list_slice(list, begin... - https://man.mtool.work/duckdb/2.0/sql/functions/list.html
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