feat: add views to firebird

plugins/dbgate-plugin-firebird/src/backend/Analyser.js

@@ -25,6 +25,7 @@ class Analyser extends DatabaseAnalyser {
     const functionParametersResults = await this.analyserQuery(sql.functionParameters, ['functions']);
     const proceduresResults = await this.analyserQuery(sql.procedures, ['procedures']);
     const procedureParametersResults = await this.analyserQuery(sql.procedureParameters, ['procedures']);
+    const viewsResults = await this.analyserQuery(sql.views, ['views']);
 
     const columns = columnsResult.rows?.map(column => ({
       ...column,
@@ -87,7 +88,15 @@ class Analyser extends DatabaseAnalyser {
         foreignKeys: DatabaseAnalyser.extractForeignKeys(table, foreignKeys),
       })) ?? [];
 
+    const views =
+      viewsResults.rows?.map(view => ({
+        ...view,
+        objectId: `views:${view.pureName}`,
+        columns: columns.filter(column => column.tableName === view.pureName),
+      })) ?? [];
+
     return {
+      views,
       tables,
       triggers,
       functions,

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

@@ -8,10 +8,12 @@ const functions = require('./functions');
 const functionParameters = require('./functionParameters');
 const procedures = require('./procedures');
 const procedureParameters = require('./procedureParameters');
+const views = require('./views');
 
 module.exports = {
   version,
   columns,
+  views,
   tables,
   triggers,
   primaryKeys,

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

@@ -6,6 +6,8 @@ FROM
     RDB$RELATIONS
 WHERE
     RDB$SYSTEM_FLAG = 0 -- only user-defined tables
+AND
+    RDB$RELATION_TYPE = 0 -- only tables (not views, etc.)
 AND
     ('tables:' || TRIM(RDB$RELATION_NAME)) =OBJECT_ID_CONDITION
 ORDER BY

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

@@ -0,0 +1,14 @@
+module.exports = `SELECT
+    TRIM(RDB$RELATION_NAME) AS "pureName",
+    RDB$DESCRIPTION AS "objectComment",
+    RDB$FORMAT AS "objectTypeField"
+FROM
+    RDB$RELATIONS
+WHERE
+    RDB$SYSTEM_FLAG = 0 -- only user-defined tables
+AND
+    RDB$RELATION_TYPE = 1 -- only views (not tables, etc.)
+AND
+    ('tables:' || TRIM(RDB$RELATION_NAME)) =OBJECT_ID_CONDITION
+ORDER BY
+    "pureName";`;