Results of 1 - 10 of about 30 for Specifying (0.004 sec.)
- Text Types – DuckDB 16343
- This page is for DuckDB 1.3, which is outdated. Switch to the current version . Search Shortcut cmd + k | ctrl + k Installation Documentation Getting Started Connect Overview Concurrency Data Import Overview Data Sources CSV Files Overview
...G(n) , TEXT(n) Variable-length character string. The maximum length n has no effect and is only provided for compatibility Specifying a Length Limit Specifying the length for the VARCHAR , STRING , and TEXT types is not required and has no effect on the sy...stem. Specifying the length will not improve performance or reduce storage space of the strings in the database. These variants variant is...maximum length of 10 ); The VARCHAR field allows storage of Unicode characters. Internally, the data is encoded as UTF-8. Specifying a Compression Type You can specify a compression type for a string with the USING COMPRESSION clause. For example, to appl... - https://man.mtool.work/duckdb/1.3/sql/data_types/text.html
- Friendly SQL – DuckDB 9780
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...ng on positions). Prefix aliases in the SELECT and FROM clauses : write x: 42 instead of 42 AS x for improved readability. Specifying a percentage of the table size for the LIMIT clause : write LIMIT 10% to return 10% of the query results. Transforming tab...ause GROUPING SETS , GROUP BY CUBE , GROUP BY ROLLUP clauses count() shorthand for count(*) IN operator for lists and maps Specifying column names for common table expressions ( WITH ) Specifying column names in the JOIN clause Using VALUES in the JOIN cla... - https://man.mtool.work/duckdb/1.3/sql/dialect/friendly_sql.html
- Data Ingestion – DuckDB 8935
- This page is for DuckDB 1.3, which is outdated. Switch to the current version . Search Shortcut cmd + k | ctrl + k Installation Documentation Getting Started Connect Overview Concurrency Data Import Overview Data Sources CSV Files Overview
...arquet ' ); await db . registerFileBuffer ( ' buffer.parquet ' , new Uint8Array ( await res . arrayBuffer ())); // ..., by specifying URLs in the SQL text await c . query ( ` CREATE TABLE direct AS SELECT * FROM 'https://origin/remote.parquet' ` ); // ...,...tements await c . query ( ` INSERT INTO existing_table VALUES (1, 'foo'), (2, 'bar')` ); httpfs (Wasm-Flavored) // ..., by specifying URLs in the SQL text await c . query ( ` CREATE TABLE direct AS SELECT * FROM 'https://origin/remote.parquet' ` ); Tip If... - https://man.mtool.work/duckdb/1.3/clients/wasm/data_ingestion.html
- Node.js Client (Neo) – DuckDB 8512
- This page is for DuckDB 1.3, which is outdated. Switch to the current version . Search Shortcut cmd + k | ctrl + k Installation Documentation Getting Started Connect Overview Concurrency Data Import Overview Data Sources CSV Files Overview
...ait connection . run ( ' select $a, $b, $c ' , { ' a ' : ' duck ' , ' b ' : 42 , ' c ' : listValue ([ 10 , 11 , 12 ]), }); Specifying Values Values of many data types are represented using one of the JS primitives boolean , number , bigint , or string . Al...'duck'], // [123, 'mallard'], // [17, 'goose'], // ]); appender . appendDataChunk ( chunk ); appender . flushSync (); See "Specifying Values" above for how to supply values to the appender. Extract Statements const extractedStatements = await connection ....mples Get Basic Information Connect Create Instance Instance Cache Connect to Instance Disconnect Run SQL Parameterize SQL Specifying Values Stream Results Inspect Result Metadata Read Result Data Get Result Data Convert Result Data Fetch Chunks Inspect Da... - https://man.mtool.work/duckdb/1.3/clients/node_neo/overview.html
- CREATE TABLE Statement – DuckDB 8512
- This page is for DuckDB 1.3, which is outdated. Switch to the current version . Search Shortcut cmd + k | ctrl + k Installation Documentation Getting Started Connect Overview Concurrency Data Import Overview Data Sources CSV Files Overview
...( i ); This syntax can be used in combination with the CSV reader , the shorthand to read directly from CSV files without specifying a function, the FROM -first syntax , and the HTTP(S) support , yielding concise SQL commands such as the following: CREATE...derived from the expression, and the variant defaults to VIRTUAL : CREATE TABLE t1 ( x FLOAT , two_x AS ( 2 * x )); Fully specifying the same generated column for completeness: CREATE TABLE t1 ( x FLOAT , two_x FLOAT GENERATED ALWAYS AS ( 2 * x ) VIRTUAL... - https://man.mtool.work/duckdb/1.3/sql/statements/create_table.html
- Azure Extension – DuckDB 8301
- This page is for DuckDB 1.3, which is outdated. Switch to the current version . Search Shortcut cmd + k | ctrl + k Installation Documentation Getting Started Connect Overview Concurrency Data Import Overview Data Sources CSV Files Overview
...r: https://storage_account_name.blob.core.windows.net/. Problem with the SSL CA cert (path? access rights?) ) because when specifying the extension will try to find the bundle certificate in various paths (that is not done by curl by default and might be w...EATE SECRET secret3 ( TYPE azure , PROVIDER credential_chain , ACCOUNT_NAME ' storage_account_name ' ); DuckDB also allows specifying a specific chain using the CHAIN keyword. This takes a semicolon-separated list ( a;b;c ) of providers that will be tried... - https://man.mtool.work/duckdb/1.3/core_extensions/azure.html
- INSERT Statement – DuckDB 8301
- This page is for DuckDB 1.3, which is outdated. Switch to the current version . Search Shortcut cmd + k | ctrl + k Installation Documentation Getting Started Connect Overview Concurrency Data Import Overview Data Sources CSV Files Overview
...using the BY POSITION option. For example: CREATE TABLE tbl ( a INTEGER , b INTEGER ); INSERT INTO tbl VALUES ( 5 , 42 ); Specifying BY POSITION is optional and is equivalent to the default behavior: INSERT INTO tbl BY POSITION VALUES ( 5 , 42 ); To use a...s/key constraint is defined on. If the conflict target is omitted, or PRIMARY KEY constraint(s) on the table are targeted. Specifying a conflict target is optional unless using a DO UPDATE and there are multiple unique/primary key constraints on the table.... - https://man.mtool.work/duckdb/1.3/sql/statements/insert.html
- JSON Overview – DuckDB 7879
- This page is for DuckDB 1.3, which is outdated. Switch to the current version . Search Shortcut cmd + k | ctrl + k Installation Documentation Getting Started Connect Overview Concurrency Data Import Overview Data Sources CSV Files Overview
...le VARCHAR , completed BOOLEAN ); COPY todos FROM 'todos.json' ( AUTO_DETECT true ); Alternatively, create a table without specifying the schema manually with a CREATE TABLE ... AS SELECT clause : CREATE TABLE todos AS SELECT * FROM 'todos.json' ; Since Du... - https://man.mtool.work/duckdb/1.3/data/json/overview.html
- Combining Schemas – DuckDB 7879
- This page is for DuckDB 1.3, which is outdated. Switch to the current version . Search Shortcut cmd + k | ctrl + k Installation Documentation Getting Started Connect Overview Concurrency Data Import Overview Data Sources CSV Files Overview
...ese when unifying column names by position results in an error – as the two files have a different number of columns. When specifying the union_by_name option, the columns are correctly unified, and any missing values are set to NULL . SELECT * FROM read_c... - https://man.mtool.work/duckdb/1.3/data/multiple_files/combining_schemas.html
- Parquet Encryption – DuckDB 7879
- This page is for DuckDB 1.3, which is outdated. Switch to the current version . Search Shortcut cmd + k | ctrl + k Installation Documentation Getting Started Connect Overview Concurrency Data Import Overview Data Sources CSV Files Overview
...add_parquet_key ( 'key256base64' , 'MDEyMzQ1Njc4OTExMjM0NTAxMjM0NTY3ODkxMTIzNDU=' ); Writing Encrypted Parquet Files After specifying the key (e.g., key256 ), files can be encrypted as follows: COPY tbl TO 'tbl.parquet' ( ENCRYPTION_CONFIG { footer_key : '... - https://man.mtool.work/duckdb/1.3/data/parquet/encryption.html
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