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- INSERT Statements 13123
- INSERT statements are the standard way of loading data into a relational database. When using INSERT statements, the values are supplied row-by-row. While simple, there is significant overhead involved in parsing and processing individual I
... - https://man.mtool.work/duckdb/2.0/data/insert.html
- DuckDB Wasm Client 9396
- Installation To use the DuckDB Wasm client, visit the duckdb-wasm GitHub repository . The latest stable version of the DuckDB WebAssembly client is 2.0.0. DuckDB-Wasm is a version of DuckDB that has been compiled to WebAssembly , the portab
...ive DuckDB and which extensions are available. Deploy — the components a deployment serves and the security considerations involved. Troubleshoot — common issues and their workarounds, including CORS errors, memory limits, and threading. Clients Overview... - https://man.mtool.work/duckdb/2.0/clients/wasm/overview.html
- CREATE TRIGGER Statement 9396
- New The CREATE TRIGGER feature was introduced in DuckDB 2.0. The CREATE TRIGGER statement registers a trigger: a set of SQL statements that run automatically in response to INSERT , UPDATE , or DELETE events on a table. Examples Record ever
...NEW TABLE to access the affected rows as transition tables. Transition Tables Statement-level triggers can expose the rows involved in the change as transition tables: NEW TABLE contains the inserted or post-update rows and is available for INSERT and UP... - https://man.mtool.work/duckdb/2.0/sql/statements/create_trigger.html
- Deploy 8651
- Overview Deploying DuckDB-Wasm means serving its components so that the browser can fetch and instantiate them. This page describes each component a deployment needs to serve, how the worker and WebAssembly variants relate, how extensions a
...re served and mirrored, and the security considerations involved. A DuckDB-Wasm deployment needs to access the following components: Main Library Component. Distributed as TypeScript and... - https://man.mtool.work/duckdb/2.0/clients/wasm/deploying_duckdb_wasm.html
- Security 7906
- This page covers Quack's security posture end to end: what the server exposes, what stays local, the role of a TLS-terminating reverse proxy, and the authentication / authorization callbacks the server runs on every connection and every que
...m(query)), '^(SELECT|FROM|WITH|EXPLAIN|DESCRIBE|SHOW)\b'); SET GLOBAL quack_authorization_function = 'read_only'; For more involved authorization functions, see the Beyond SQL Macros section. Beyond SQL Macros SQL macros cover most authentication and aut... - https://man.mtool.work/duckdb/2.0/quack/security.html
- Timestamp Types 7906
- Timestamps represent points in time. As such, they combine DATE and TIME information. They can be created using the type name followed by a string formatted according to the ISO 8601 format, YYYY-MM-DD hh:mm:ss[.zzzzzzzzz][+-TT[:tt]] , whic
...figured time zone, which is 'Europe/Berlin' in the example. The UTC offsets of 'America/Denver' and 'Europe/Berlin' at all involved instants are -07:00 and +01:00 , respectively. Special Values Three special strings can be used to create timestamps: Inpu... - https://man.mtool.work/duckdb/2.0/sql/data_types/timestamp.html
- Struct Data Type 7161
- Conceptually, a STRUCT column contains an ordered list of columns called “entries”. The entries are referenced by name using strings. This document refers to those entry names as keys. Each row in the STRUCT column must have the same keys.
...s1 is less than s2 , and vice versa. Structs of different types are implicitly cast to a struct type with the union of the involved keys, following the rules for combination casting . The following queries return true : SELECT {'k1': 0, 'k2': 0} < {'k1':... - https://man.mtool.work/duckdb/2.0/sql/data_types/struct.html
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