Module mysql.commands

Use a DB via plain SQL statements.

Commands that are expected to return a result set - queries - have distinctive methods that are enforced. That is it will be an error to call such a method with an SQL command that does not produce a result set. So for commands like SELECT, use the query functions. For other commands, like INSERT/UPDATE/CREATE/etc, use exec.

Functions

Name Description
exec Execute a one-off SQL command, such as INSERT/UPDATE/CREATE/etc.
query Execute a one-off SQL SELECT command where you want to deal with the result set one row at a time.
queryRow Execute a one-off SQL SELECT command where you only want the first Row (if any).
queryRowTuple Execute a one-off SQL SELECT command where you only want the first Row, and place result values into a set of D variables.
querySet Execute a one-off SQL SELECT command where you expect the entire result set all at once.
queryValue Execute a one-off SQL SELECT command and returns a single value, the first column of the first row received.

Structs

Name Description
ColumnSpecialization A struct to represent specializations of prepared statement parameters.
Command (deprecated) Encapsulation of an SQL command or query.

Aliases

Name Type Description
CSN ColumnSpecialization A struct to represent specializations of prepared statement parameters.
queryResult Execute a one-off SQL SELECT command where you expect the entire result set all at once.
querySequence Execute a one-off SQL SELECT command where you want to deal with the result set one row at a time.
queryTuple Execute a one-off SQL SELECT command where you only want the first Row, and place result values into a set of D variables.

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