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Date Part Functions 13689
The date_part , date_trunc and date_diff functions can be used to extract or manipulate parts of temporal types such as TIMESTAMP , TIMESTAMPTZ , DATE and INTERVAL . The parts to be extracted or manipulated are specified by one of the strin ... mils , millenium 3 milliseconds Sub-minute milliseconds millisecond , ms , msec , msecs , msecond , mseconds 44123 minute Minutes min , minutes , mins , m 59 month Gregorian month mon , months , mons 8 quarter Quarter of the year (1-4) quarters 3 secon ... second(date) Sub-minute microseconds. millennium(date) Millennium. millisecond(date) Sub-minute milliseconds. minute(date) Minutes. month(date) Month. quarter(date) Quarter. second(date) Seconds. timezone_hour(date) Time zone offset hour portion. timezo ... ne_minute(date) Time zone offset minutes portion. timezone(date) Time zone offset in seconds. week(date) ISO Week. weekday(date) Numeric weekday synonym (Sunday = ...
https://man.mtool.work/duckdb/2.0/sql/functions/datepart.html
Interval Functions 10909
This section describes functions and operators for examining and manipulating INTERVAL values. Interval Operators The table below shows the available mathematical operators for INTERVAL types. Operator Description Example Result + Addition ... rval. to_millennia(integer) Construct a millennium interval. to_milliseconds(integer) Construct a millisecond interval. to_minutes(integer) Construct a minute interval. to_months(integer) Construct a month interval. to_quarters(integer ) Construct an in ... Description | Construct a millisecond interval. | | Example | to_milliseconds(5) | | Result | INTERVAL 5 MILLISECOND | to_minutes(integer) | Description | Construct a minute interval. | | Example | to_minutes(5) | | Result | INTERVAL 5 MINUTE | to_mont ...
https://man.mtool.work/duckdb/2.0/sql/functions/interval.html
Interval Type 10486
INTERVAL s represent periods of time that can be added to or subtracted from DATE , TIMESTAMP , TIMESTAMPTZ , or TIME values. Name Description INTERVAL Period of time An INTERVAL can be constructed by providing amounts together with units. ... ion, the months component is additionally split into years and months, and the microseconds component is split into hours, minutes and microseconds. The days component is not split into additional units. To demonstrate this, the following query generate ... 45) DAYS + INTERVAL (random() * 12_345) MONTHS ) ) _(period); Warning The microseconds component is split only into hours, minutes and microseconds, rather than hours, minutes, seconds and microseconds. The following table describes how these parts are ...
https://man.mtool.work/duckdb/2.0/sql/data_types/interval.html
Deploying Quack 8340
This page collects deployment recipes for running a public-facing Quack server. Today there is one recipe (AWS EC2), we will introduce more over time. On AWS EC2 The fastest way to get a public-facing Quack server is the one-click AWS Cloud ... en and connection URI. One-Click Launch Open the Launch Stack URL . Click Create stack in the bottom right. Wait about two minutes for CREATE_COMPLETE . Open the stack's Outputs tab. Click the ConnectURL value to open a shell.duckdb.org session pre-wire ...
https://man.mtool.work/duckdb/2.0/quack/setup/deployment.html
Quack on WebAssembly 8340
CloudFormation Stack We provide an example template for initializing a CloudFormation stack, based on pre-baked public AMI, based on Ubuntu, which will: via DuckDB, install and load Quack, create a randomized token, and do quack_serve on th ... k-demo \ --template-url https://duckdb-quack-ami.s3.us-east-1.amazonaws.com/quack.yaml \ --region us-east-2 Wait approx. 2 minutes for the deployment to complete (this command is blocking): aws cloudformation wait stack-create-complete \ --stack-name my ...
https://man.mtool.work/duckdb/2.0/quack/setup/quack_wasm.html
Time Functions 8340
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 ... e(bigint, bigint, double) The time for the given parts. The only date parts that are defined for times are epoch , hours , minutes , seconds , milliseconds and microseconds . current_localtime() | Description | Current time (start of current transaction ...
https://man.mtool.work/duckdb/2.0/sql/functions/time.html
Timestamp Functions 8129
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 ... rser units, else 2000-01-03 00:00:00[ + offset] . Note that 2000-01-03 is a Monday. | | Example | time_bucket(INTERVAL '10 minutes', TIMESTAMP '1992-04-20 15:26:00-07', INTERVAL '5 minutes') | | Result | 1992-04-20 15:25:00 | time_bucket(bucket_width, t ...
https://man.mtool.work/duckdb/2.0/sql/functions/timestamp.html
Securing Quack with a Reverse Proxy 7918
By default, the Quack server binds to localhost and speaks plain HTTP. See Security for the rationale behind these configurations. For any deployment beyond local-only, the recommended pattern is the same as for any other HTTP-based databas ... default will fail mid-INSERT. client_max_body_size 256M; # Long-running queries can sit on the wire between FETCHes for # minutes. Raise the timeouts above nginx's default 60s. proxy_read_timeout 600s; proxy_send_timeout 600s; location / { proxy_pass h ...
https://man.mtool.work/duckdb/2.0/quack/setup/reverse_proxy.html
Timestamp with Time Zone Functions 7918
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 ... nits, else 2000-01-03 00:00:00+00:00[ + offset] . Note that 2000-01-03 is a Monday. | | Example | time_bucket(INTERVAL '10 minutes', TIMESTAMPTZ '1992-04-20 15:26:00-07', INTERVAL '5 minutes') | | Result | 1992-04-20 15:25:00-07 | time_bucket(bucket_wid ...
https://man.mtool.work/duckdb/2.0/sql/functions/timestamptz.html
PostgreSQL Extension and the Secret Manager 7706
User credentials and other PostgreSQL database connection details can be stored using the DuckDB Secrets Manager . The following syntax can be used to create a secret: CREATE SECRET ( TYPE postgres, HOST '127.0.0.1', PORT 5432, DATABASE pos ... o use IAM authentication . In that case the authentication token is generated using AWS SDK and must be refreshed every 15 minutes. The postgres extension supports IAM authentication, when the password is not specified in the secret, but instead one of ...
https://man.mtool.work/duckdb/2.0/core_extensions/postgres/secrets.html
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