postgresql analyse optyimalization #273

plugins/dbgate-plugin-postgres/src/backend/sql/fk_key_column_usage.js

@@ -0,0 +1,10 @@
+module.exports = `
+select 
+	basecol.constraint_name,
+	basecol.constraint_schema,
+	basecol.column_name as "column_name",
+	basecol.table_schema,
+	basecol.table_name,
+	basecol.ordinal_position
+from  information_schema.key_column_usage basecol
+`;

plugins/dbgate-plugin-postgres/src/backend/sql/fk_referential_constraints.js

@@ -0,0 +1,10 @@
+module.exports = `
+select 
+	fk.constraint_name as "constraint_name",
+	fk.constraint_schema as "constraint_schema",
+	fk.update_rule as "update_action",
+	fk.delete_rule as "delete_action",
+    fk.unique_constraint_name as "unique_constraint_name",
+    fk.unique_constraint_schema as "unique_constraint_schema" 
+from information_schema.referential_constraints fk
+`;

plugins/dbgate-plugin-postgres/src/backend/sql/fk_table_constraints.js

@@ -0,0 +1,8 @@
+module.exports = `
+select 
+	base.table_name as "table_name",
+	base.table_schema as "table_schema",
+	base.constraint_name as "constraint_name",
+	base.constraint_schema as "constraint_schema"
+from information_schema.table_constraints base
+`;

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

@@ -14,6 +14,10 @@ const indexes = require('./indexes');
 const indexcols = require('./indexcols');
 const uniqueNames = require('./uniqueNames');
 
+const fk_keyColumnUsage = require('./fk_key_column_usage');
+const fk_referentialConstraints = require('./fk_referential_constraints');
+const fk_tableConstraints = require('./fk_table_constraints');
+
 module.exports = {
   columns,
   tableModifications,
@@ -21,6 +25,9 @@ module.exports = {
   viewModifications,
   primaryKeys,
   foreignKeys,
+  fk_keyColumnUsage,
+  fk_referentialConstraints,
+  fk_tableConstraints,
   views,
   routines,
   routineModifications,