Files
dbgate/plugins/dbgate-plugin-firebird/src/backend/sql/functionParameters.js
2025-05-15 13:22:01 +02:00

30 lines
1.1 KiB
JavaScript

module.exports = `
SELECT
TRIM(FA.RDB$FUNCTION_NAME) AS "owningObjectName", -- Name of the function this parameter belongs to
TRIM(FA.RDB$ARGUMENT_NAME) AS "parameterName",
FFLDS.RDB$FIELD_TYPE AS "dataTypeCode", -- SQL data type code from RDB$FIELDS
FFLDS.rdb$field_precision AS "precision",
FFLDS.rdb$field_scale AS "scale",
FFLDS.rdb$field_length AS "length",
TRIM(CASE
WHEN FA.RDB$ARGUMENT_POSITION = F.RDB$RETURN_ARGUMENT THEN 'RETURN'
ELSE 'IN' -- For PSQL functions, non-return arguments are IN.
END) AS "parameterMode",
FA.RDB$ARGUMENT_POSITION AS "position", -- 0-based index for arguments
-- Fields for ParameterInfo.NamedObjectInfo
TRIM(FA.RDB$FUNCTION_NAME) AS "pureName" -- NamedObjectInfo.pureName for the parameter
FROM
RDB$FUNCTION_ARGUMENTS FA
JOIN
RDB$FUNCTIONS F ON FA.RDB$FUNCTION_NAME = F.RDB$FUNCTION_NAME
JOIN
RDB$FIELDS FFLDS ON FA.RDB$FIELD_SOURCE = FFLDS.RDB$FIELD_NAME -- Crucial join to get RDB$FIELDS.RDB$TYPE
WHERE
COALESCE(F.RDB$SYSTEM_FLAG, 0) = 0 -- Filter for user-defined functions
ORDER BY
"owningObjectName", "position";
`;