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Commit 4e57995

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chore(schema_cache): add query for triggers (#398)
1 parent 2ada420 commit 4e57995

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14 files changed

+378
-9
lines changed

14 files changed

+378
-9
lines changed

‎.sqlx/query-df57cc22f7d63847abce1d0d15675ba8951faa1be2ea6b2bf6714b1aa9127a6f.json

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‎Cargo.lock

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‎crates/pgt_schema_cache/Cargo.toml

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@@ -20,6 +20,7 @@ pgt_diagnostics.workspace = true
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serde.workspace = true
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serde_json.workspace = true
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sqlx.workspace = true
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strum = { workspace = true }
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tokio.workspace = true
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[dev-dependencies]

‎crates/pgt_schema_cache/src/columns.rs

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@@ -37,7 +37,7 @@ impl From<char> for ColumnClassKind {
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}
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}
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#[derive(Debug, Clone,PartialEq, Eq)]
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#[derive(Debug, PartialEq, Eq)]
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pub struct Column {
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pub name: String,
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‎crates/pgt_schema_cache/src/functions.rs

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@@ -58,7 +58,7 @@ impl From<Option<JsonValue>> for FunctionArgs {
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}
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}
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#[derive(Debug, Clone,Default, Serialize, Deserialize)]
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#[derive(Debug, Default, Serialize, Deserialize)]
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pub struct Function {
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/// The Id (`oid`).
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pub id: i64,

‎crates/pgt_schema_cache/src/lib.rs

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@@ -8,6 +8,7 @@ mod policies;
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mod schema_cache;
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mod schemas;
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mod tables;
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mod triggers;
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mod types;
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mod versions;
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@@ -16,3 +17,4 @@ pub use functions::{Behavior, Function, FunctionArg, FunctionArgs};
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pub use schema_cache::SchemaCache;
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pub use schemas::Schema;
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pub use tables::{ReplicaIdentity, Table};
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pub use triggers::{Trigger, TriggerAffected, TriggerEvent};

‎crates/pgt_schema_cache/src/policies.rs

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Original file line numberDiff line numberDiff line change
@@ -54,7 +54,7 @@ impl From<PolicyQueried> for Policy {
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}
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}
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#[derive(Debug, Clone,PartialEq, Eq)]
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#[derive(Debug, PartialEq, Eq)]
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pub struct Policy {
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name: String,
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table_name: String,
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@@ -0,0 +1,17 @@
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-- we need to join tables from the pg_catalog since "TRUNCATE" triggers are
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-- not available in the information_schema.trigger table.
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select
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t.tgname as "name!",
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c.relname as "table_name!",
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p.proname as "proc_name!",
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n.nspname as "schema_name!",
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t.tgtype as "details_bitmask!"
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from
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pg_catalog.pg_trigger t
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left join pg_catalog.pg_proc p on t.tgfoid = p.oid
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left join pg_catalog.pg_class c on t.tgrelid = c.oid
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left join pg_catalog.pg_namespace n on c.relnamespace = n.oid
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where
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-- triggers enforcing constraints (e.g. unique fields) should not be included.
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t.tgisinternal = false and
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t.tgconstraint = 0;

‎crates/pgt_schema_cache/src/schema_cache.rs

Lines changed: 6 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -1,5 +1,6 @@
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use sqlx::postgres::PgPool;
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3+
use crate::Trigger;
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use crate::columns::Column;
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use crate::functions::Function;
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use crate::policies::Policy;
@@ -8,7 +9,7 @@ use crate::tables::Table;
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use crate::types::PostgresType;
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use crate::versions::Version;
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#[derive(Debug, Clone,Default)]
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#[derive(Debug, Default)]
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pub struct SchemaCache {
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pub schemas: Vec<Schema>,
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pub tables: Vec<Table>,
@@ -17,18 +18,20 @@ pub struct SchemaCache {
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pub versions: Vec<Version>,
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pub columns: Vec<Column>,
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pub policies: Vec<Policy>,
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pub triggers: Vec<Trigger>,
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}
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impl SchemaCache {
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pub async fn load(pool: &PgPool) -> Result<SchemaCache, sqlx::Error> {
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let (schemas, tables, functions, types, versions, columns, policies) = futures_util::try_join!(
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let (schemas, tables, functions, types, versions, columns, policies, triggers) = futures_util::try_join!(
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Schema::load(pool),
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Table::load(pool),
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Function::load(pool),
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PostgresType::load(pool),
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Version::load(pool),
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Column::load(pool),
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Policy::load(pool),
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Trigger::load(pool),
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)?;
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Ok(SchemaCache {
@@ -39,6 +42,7 @@ impl SchemaCache {
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versions,
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columns,
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policies,
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triggers,
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})
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}
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‎crates/pgt_schema_cache/src/schemas.rs

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Original file line numberDiff line numberDiff line change
@@ -2,7 +2,7 @@ use sqlx::PgPool;
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33
use crate::schema_cache::SchemaCacheItem;
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5-
#[derive(Debug, Clone,Default)]
5+
#[derive(Debug, Default)]
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pub struct Schema {
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pub id: i64,
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pub name: String,

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