Add support to PostgreSQL indexes of type SPGIST/GIN/BRIN (#88)

Author: drebrez

SQLSchemaCompare.Infrastructure/SqlScripters/PostgreSqlScripter.cs

@@ -321,12 +321,12 @@ protected override string ScriptCreateIndex(ABaseDbIndex index)
                     // If not specified it will use the BTREE
                     break;
 
-                case "gist":
-                    sb.Append("USING gist ");
-                    break;
-
                 case "hash":
-                    sb.Append("USING hash ");
+                case "gist":
+                case "spgist":
+                case "gin":
+                case "brin":
+                    sb.Append($"USING {indexPostgreSql.Type} ");
                     break;
 
                 default:

SQLSchemaCompare.Test/Datasources/sakila-schema-postgresql.sql

@@ -1322,7 +1322,7 @@ CREATE INDEX film_fulltext_idx ON inventory.film USING gist (fulltext);
 -- Name: idx_actor_last_name; Type: INDEX; Schema: public; Owner: postgres
 --
 
-CREATE INDEX idx_actor_last_name ON inventory.actor USING btree (last_name);
+CREATE INDEX idx_actor_last_name ON inventory.actor USING brin (last_name);
 
 
 --
@@ -1483,7 +1483,7 @@ CREATE INDEX idx_fk_store_id ON customer_data.customer USING btree (store_id);
 -- Name: idx_last_name; Type: INDEX; Schema: public; Owner: postgres
 --
 
-CREATE INDEX idx_last_name ON customer_data.customer USING btree (last_name);
+CREATE INDEX idx_last_name ON customer_data.customer USING SPGIST (last_name);
 
 
 --
@@ -1500,6 +1500,13 @@ CREATE INDEX idx_store_id_film_id ON inventory USING btree (store_id, film_id);
 CREATE INDEX idx_title ON inventory.film USING btree (title);
 
 
+--
+-- Name: idx_special_features; Type: INDEX; Schema: public; Owner: postgres
+--
+
+CREATE INDEX idx_special_features ON inventory.film USING gin (special_features);
+
+
 --
 -- Name: idx_unq_manager_staff_id; Type: INDEX; Schema: public; Owner: postgres
 --