feat: firebird FKs, PKs, procedures, funcs

plugins/dbgate-plugin-firebird/src/backend/sql/procedureParameters.js

@@ -0,0 +1,32 @@
+module.exports = `
+SELECT
+    TRIM(P.RDB$OWNER_NAME) AS "owningObjectSchemaName", -- Schema of the procedure this parameter belongs to
+    TRIM(PP.RDB$PROCEDURE_NAME) AS "owningObjectName",  -- Name of the procedure this parameter belongs to
+    TRIM(PP.RDB$PARAMETER_NAME) AS "parameterName",      -- ParameterInfo.parameterName
+    FFLDS.RDB$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",
+
+    CASE PP.RDB$PARAMETER_TYPE
+        WHEN 0 THEN 'IN'
+        WHEN 1 THEN 'OUT'
+        ELSE CAST(PP.RDB$PARAMETER_TYPE AS VARCHAR(10)) -- Should ideally not happen for valid params
+    END AS "parameterMode",
+    PP.RDB$PARAMETER_NUMBER AS "position", -- 0-based for IN params, then 0-based for OUT params
+
+    -- Fields for ParameterInfo.NamedObjectInfo
+    TRIM(PP.RDB$PARAMETER_NAME) AS "pureName", -- NamedObjectInfo.pureName for the parameter
+    TRIM(P.RDB$OWNER_NAME) AS "schemaName"     -- NamedObjectInfo.schemaName (owner of the procedure)
+
+FROM
+    RDB$PROCEDURE_PARAMETERS PP
+JOIN
+    RDB$PROCEDURES P ON PP.RDB$PROCEDURE_NAME = P.RDB$PROCEDURE_NAME
+JOIN
+    RDB$FIELDS FFLDS ON PP.RDB$FIELD_SOURCE = FFLDS.RDB$FIELD_NAME -- Links parameter to its base field type
+WHERE
+    COALESCE(P.RDB$SYSTEM_FLAG, 0) = 0 -- Filter for user-defined procedures
+ORDER BY
+    "owningObjectSchemaName", "owningObjectName", PP.RDB$PARAMETER_TYPE, "position"; -- Order by IN(0)/OUT(1) then by position
+`;