feat(index): Index module foundation (#9095)

**What** Index module foundation Co-authored-by: Carlos R. L. Rodrigues <37986729+carlos-r-l-rodrigues@users.noreply.github.com>
2024-09-18 19:04:04 +00:00
parent 3cfcd075ae
commit 58167b5dfa
53 changed files with 4796 additions and 1201 deletions
@@ -0,0 +1,46 @@
+import { SqlEntityManager } from "@mikro-orm/postgresql"
+import {
+  SchemaObjectRepresentation,
+  schemaObjectRepresentationPropertiesToOmit,
+} from "../types"
+
+export async function createPartitions(
+  schemaObjectRepresentation: SchemaObjectRepresentation,
+  manager: SqlEntityManager
+): Promise<void> {
+  const activeSchema = manager.config.get("schema")
+    ? `"${manager.config.get("schema")}".`
+    : ""
+  const partitions = Object.keys(schemaObjectRepresentation)
+    .filter(
+      (key) =>
+        !schemaObjectRepresentationPropertiesToOmit.includes(key) &&
+        schemaObjectRepresentation[key].listeners.length > 0
+    )
+    .map((key) => {
+      const cName = key.toLowerCase()
+      const part: string[] = []
+      part.push(
+        `CREATE TABLE IF NOT EXISTS ${activeSchema}cat_${cName} PARTITION OF ${activeSchema}index_data FOR VALUES IN ('${key}')`
+      )
+
+      for (const parent of schemaObjectRepresentation[key].parents) {
+        const pKey = `${parent.ref.entity}-${key}`
+        const pName = `${parent.ref.entity}${key}`.toLowerCase()
+        part.push(
+          `CREATE TABLE IF NOT EXISTS ${activeSchema}cat_pivot_${pName} PARTITION OF ${activeSchema}index_relation FOR VALUES IN ('${pKey}')`
+        )
+      }
+      return part
+    })
+    .flat()
+
+  if (!partitions.length) {
+    return
+  }
+
+  partitions.push(`analyse ${activeSchema}index_data`)
+  partitions.push(`analyse ${activeSchema}index_relation`)
+
+  await manager.execute(partitions.join("; "))
+}