package caqti

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in-package search v0.2.0

Unified interface to relational database libraries

Install

Dune Dependency

github.com Readme Changelog Edit opam file Versions (21)

Authors

Maintainers

P

Petter A. Urkedal <paurkedal@gmail.com>

Sources

caqti-v2.2.4.tbz

sha256=b8ea432820154ec095132c4f7b244b06cd8553e0b2035185b844d9c4f30af8bb

sha512=b7e3ad8e6a9b587db2d517e15cd42df2945148f9223b2fa6f4bc2bcdd2709d53549cca4b65e54511d22466e4c9aa7f0b9c17305a07505519d8bf81d95de629b8

doc/caqti.template/Caqti_template/Dialect/index.html

Module `Caqti_template.Dialect`Source

Identification of SQL Dialects and Related Information

Sourcetype t = ..

This type identifies the SQL dialect and other differences which may be relevant when composing query strings. This is an open type to allow future additions, either defined below or externally. Each case has the form of a constructor identifying the software which interprets the SQL code and its version number, if available, followed by any backend-specific details.

Sourcetype t += private

| Pgsql of {
1. server_version : Version.t;
  (*
  The version number of the server, currently only available when using caqti-driver-postgresql.
  *)
2. client_library : [ `postgresql | `pgx ];
  (*
  Which client library is being used to communicate with the server.
  *)
}
(*
Identifies the backend as a PostgreSQL server.
*)
| Mysql of {
1. server_version : Version.t;
  (*
  The version number of the server, but curretly unavailable, awaiting ocaml-mariadb support.
  *)
}
(*
Identifies the backend as a MariaDB or MySQL server. No information is currently provided about the variant and version.
*)
| Sqlite of {
1. server_version : Version.t;
  (*
  The version number of the Sqlite3 library.
  *)
}
(*
Identifies the backend as an Sqlite3 library.
*)
| Unknown of {
1. purpose : [ `Dummy | `Printing ];
}
(*
The query is to be used for logging or other display purposes, and no information is been provided about a potential SQL backend.
*)