Updates

Author: griffio

README.md

@@ -4,7 +4,13 @@ https://github.com/cashapp/sqldelight
 
 Snapshot version: 2.1.0-SNAPSHOT
 
-Support `TSVECTOR` type and `GIN` operations
+Support `TSVECTOR` type, `GIST` and `GIN` operations
+
+The pg_trgm module provides GiST and GIN index operator classes that allow you to create an index over a text column for the purpose of very fast similarity searches
+
+```sql
+CREATE EXTENSION pg_trgm;
+```
 
 String is the input and output type for the table API for `TSVECTOR` columns
 

src/main/kotlin/griffio/Main.kt

@@ -17,4 +17,5 @@ fun main() {
     sample.pgWebQueries.bodySearchable("neutrino & sun").executeAsList().also(::println)
     sample.pgWebQueries.titleBodySearchable("neutrino | sun").executeAsList().also(::println)
     sample.pgWebQueries.textSearchable("neutrino | gravity").executeAsList().also(::println)
+    sample.pgWebQueries.regexSearch("atomic").executeAsList().also(::println)
 }

src/main/sqldelight/griffio/migrations/V1__Initial_version.sqm

@@ -1,3 +1,5 @@
+CREATE EXTENSION IF NOT EXISTS pg_trgm;
+
 CREATE TABLE pgweb (
    title TEXT,
    body TEXT,

src/main/sqldelight/griffio/migrations/V3__gin_index.sqm

@@ -1,5 +1,5 @@
 CREATE INDEX pgweb_idx ON pgweb USING GIN (to_tsvector('english', title || ' ' || body));
 -- create a GIN index to speed up the search
 CREATE INDEX textsearch_idx ON pgweb USING GIN (textsearchable_index_col);
-
-
+-- The https://www.postgresql.org/docs/current/pgtrgm.html module provides GiST and GIN index operator classes that allow you to create an index over a text column for the purpose of very fast similarity searches
+CREATE INDEX pgweb_body_trgm ON pgweb USING GIST (body gist_trgm_ops(siglen=16));

src/main/sqldelight/griffio/queries/PgWeb.sq

@@ -18,3 +18,10 @@ FROM pgweb
 WHERE textsearchable_index_col @@ to_tsquery(?)
 ORDER BY last_mod_date DESC
 LIMIT 10;
+
+regexSearch:
+SELECT title
+FROM pgweb
+WHERE body LIKE '%' || ? || '%'
+ORDER BY last_mod_date DESC
+LIMIT 10;