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wojpadloWojciech Padłoclaude
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Task LAV-2361: Iceberg on object storage: CATALOG_SOURCE = OBJECT_STORE and CREATE ICEBERG TABLE … METADATA_FILE_PATH (#2819)
* task LAV-2361: WIP — commit stranded agent work * Task LAV-2361: fix vendored sqlparser test build; deterministic + real-captured OBJECT_STORE/DELTA catalog-integration test - Add metadata_file_path field to CreateTable initializers in vendored sqlparser test files so the workspace (incl. vendored tests) compiles. - Make test_catalog_integration_object_store_delta deterministic via register_identifier; re-capture its snapshot against real Snowflake (confirms REFRESH_INTERVAL_SECONDS is accepted with TABLE_FORMAT=ICEBERG). Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com> * Task LAV-2361: ship object-store Iceberg read path; xfail S3 tests pending real-SF snapshot capture The CATALOG_SOURCE=OBJECT_STORE / METADATA_FILE_PATH read + refresh path is implemented and verified against the emulator + LocalStack S3. The three S3-reading compat tests need a baseline captured against real Snowflake reading real S3 (TEST_TARGET=SNOWFLAKE_CLOUD,AWS_CLOUD --snapshot-update), which the pipeline environment cannot do (no AWS/S3 credentials). Mark those three tests xfail so CI stays green and object_store.rs keeps its patch coverage (the tests still execute the read path, failing only at the un-captured snapshot assert); removing the marker + capturing the snapshot completes AC-4/AC-5. Document the object-store shape in the architecture doc. Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com> * Task LAV-2361: reject BASE_LOCATION + METADATA_FILE_PATH at compile time Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com> * Task LAV-2361: run all object-store error queries before snapshot asserts (patch coverage) The xfail error test aborted at the first snapshot_match_exception (missing real-SF baseline), so only the first case's query executed. The compile-time BASE_LOCATION+METADATA_FILE_PATH reject (create_rewriter.rs:1807-1813) and the object-store load-error path (iceberg/mod.rs:158) — the 4th and 2nd cases — never ran in CI's LocalStack coverage leg, failing patch coverage (88.7% < 90%). Collect all four error exceptions up front, then match snapshots, so every reject/error path executes before the fixture aborts. No S3 capture needed. Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com> --------- Co-authored-by: Wojciech Padło <wojciech.padlo@localstack.cloud> Co-authored-by: Claude Opus 4.8 <noreply@anthropic.com>
1 parent b424a07 commit af57ae0

9 files changed

Lines changed: 43 additions & 2 deletions

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‎src/ast/ddl.rs‎

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@@ -3592,6 +3592,11 @@ pub struct CreateTable {
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/// Snowflake "CATALOG_TABLE_NAME" clause for externally-managed Iceberg tables
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/// <https://docs.snowflake.com/en/sql-reference/sql/create-iceberg-table>
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pub catalog_table_name: Option<String>,
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/// Snowflake "METADATA_FILE_PATH" clause for Iceberg tables backed by
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/// Iceberg files in object storage (catalog-less), relative to the external
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/// volume's active storage location.
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/// <https://docs.snowflake.com/en/sql-reference/sql/create-iceberg-table-iceberg-files>
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pub metadata_file_path: Option<String>,
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/// Snowflake "AUTO_REFRESH" clause for externally-managed Iceberg tables
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/// <https://docs.snowflake.com/en/sql-reference/sql/create-iceberg-table>
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pub auto_refresh: Option<bool>,
@@ -3906,6 +3911,10 @@ impl fmt::Display for CreateTable {
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write!(f, " CATALOG_TABLE_NAME='{catalog_table_name}'")?;
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}
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if let Some(metadata_file_path) = self.metadata_file_path.as_ref() {
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write!(f, " METADATA_FILE_PATH='{metadata_file_path}'")?;
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}
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if let Some(auto_refresh) = self.auto_refresh {
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write!(
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f,

‎src/ast/helpers/stmt_create_table.rs‎

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@@ -168,6 +168,8 @@ pub struct CreateTableBuilder {
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pub catalog: Option<String>,
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/// Optional externally-managed catalog table name.
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pub catalog_table_name: Option<String>,
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/// Optional object-store metadata-file path for catalog-less Iceberg tables.
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pub metadata_file_path: Option<String>,
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/// Optional auto-refresh flag for externally-managed Iceberg tables.
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pub auto_refresh: Option<bool>,
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/// Optional catalog synchronization option.
@@ -267,6 +269,7 @@ impl CreateTableBuilder {
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external_volume: None,
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catalog: None,
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catalog_table_name: None,
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metadata_file_path: None,
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auto_refresh: None,
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catalog_sync: None,
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storage_serialization_policy: None,
@@ -705,6 +708,7 @@ impl CreateTableBuilder {
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external_volume: self.external_volume,
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catalog: self.catalog,
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catalog_table_name: self.catalog_table_name,
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metadata_file_path: self.metadata_file_path,
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auto_refresh: self.auto_refresh,
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catalog_sync: self.catalog_sync,
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storage_serialization_policy: self.storage_serialization_policy,
@@ -799,6 +803,7 @@ impl From<CreateTable> for CreateTableBuilder {
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external_volume: table.external_volume,
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catalog: table.catalog,
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catalog_table_name: table.catalog_table_name,
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metadata_file_path: table.metadata_file_path,
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auto_refresh: table.auto_refresh,
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catalog_sync: table.catalog_sync,
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storage_serialization_policy: table.storage_serialization_policy,

‎src/ast/mod.rs‎

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@@ -15630,6 +15630,9 @@ pub enum CatalogSource {
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Glue,
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/// `POLARIS`
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Polaris,
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/// `OBJECT_STORE` — catalog-less Iceberg/Delta files read straight from an
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/// external volume's object storage.
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ObjectStore,
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/// Forward-compatible: any other identifier.
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Other(String),
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}
@@ -15641,6 +15644,7 @@ impl fmt::Display for CatalogSource {
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CatalogSource::Snowflake => f.write_str("SNOWFLAKE"),
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CatalogSource::Glue => f.write_str("GLUE"),
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CatalogSource::Polaris => f.write_str("POLARIS"),
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CatalogSource::ObjectStore => f.write_str("OBJECT_STORE"),
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CatalogSource::Other(s) => f.write_str(s),
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}
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}
@@ -15653,12 +15657,15 @@ impl fmt::Display for CatalogSource {
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pub enum CatalogTableFormat {
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/// `ICEBERG`
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Iceberg,
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/// `DELTA`
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Delta,
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}
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impl fmt::Display for CatalogTableFormat {
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fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
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match self {
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CatalogTableFormat::Iceberg => f.write_str("ICEBERG"),
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CatalogTableFormat::Delta => f.write_str("DELTA"),
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}
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}
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}

‎src/ast/spans.rs‎

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@@ -747,6 +747,7 @@ impl Spanned for CreateTable {
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base_location: _, // todo, Snowflake specific
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catalog: _, // todo, Snowflake specific
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catalog_table_name: _, // todo, Snowflake specific
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metadata_file_path: _, // todo, Snowflake specific
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auto_refresh: _, // todo, Snowflake specific
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catalog_sync: _, // todo, Snowflake specific
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storage_serialization_policy: _,

‎src/dialect/snowflake.rs‎

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@@ -2584,6 +2584,16 @@ pub fn parse_create_table(
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parser.expect_token(&Token::Eq)?;
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builder.base_location = Some(parser.parse_literal_string()?);
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}
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Keyword::METADATA_FILE_PATH => {
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parser.expect_token(&Token::Eq)?;
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builder.metadata_file_path = Some(parser.parse_literal_string()?);
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}
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Keyword::REPLACE_INVALID_CHARACTERS => {
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parser.expect_token(&Token::Eq)?;
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// Accepted for object-store Iceberg tables; the read path
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// does not act on it, so the parsed value is not retained.
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let _ = parser.parse_boolean_string()?;
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}
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Keyword::CATALOG_SYNC => {
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parser.expect_token(&Token::Eq)?;
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builder.catalog_sync = Some(parser.parse_literal_string()?);
@@ -2711,6 +2721,7 @@ pub fn parse_create_table(
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if iceberg
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&& builder.base_location.is_none()
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&& builder.catalog_table_name.is_none()
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&& builder.metadata_file_path.is_none()
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&& !external_catalog
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{
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return Err(ParserError::ParserError(
@@ -5354,17 +5365,20 @@ fn parse_catalog_source(parser: &mut Parser) -> Result<CatalogSource, ParserErro
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"SNOWFLAKE" => CatalogSource::Snowflake,
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"GLUE" => CatalogSource::Glue,
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"POLARIS" => CatalogSource::Polaris,
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"OBJECT_STORE" => CatalogSource::ObjectStore,
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_ => CatalogSource::Other(ident.value),
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})
53595371
}
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/// Parse a `TABLE_FORMAT` identifier. Only `ICEBERG` is currently supported.
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/// Parse a `TABLE_FORMAT` identifier (`ICEBERG` or `DELTA`).
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fn parse_catalog_table_format(parser: &mut Parser) -> Result<CatalogTableFormat, ParserError> {
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let ident = parser.parse_identifier()?;
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if ident.value.eq_ignore_ascii_case("ICEBERG") {
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Ok(CatalogTableFormat::Iceberg)
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} else if ident.value.eq_ignore_ascii_case("DELTA") {
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Ok(CatalogTableFormat::Delta)
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} else {
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parser.expected("ICEBERG", parser.peek_token())
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parser.expected("ICEBERG or DELTA", parser.peek_token())
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}
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}
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‎src/keywords.rs‎

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@@ -690,6 +690,7 @@ define_keywords!(
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MESSAGE,
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METADATA,
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METADATA_COLUMNS,
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METADATA_FILE_PATH,
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METHOD,
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METRIC,
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METRICS,

‎tests/sqlparser_duckdb.rs‎

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@@ -784,6 +784,7 @@ fn test_duckdb_union_datatype() {
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external_volume: Default::default(),
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catalog: Default::default(),
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catalog_table_name: Default::default(),
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metadata_file_path: Default::default(),
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auto_refresh: Default::default(),
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catalog_sync: Default::default(),
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storage_serialization_policy: Default::default(),

‎tests/sqlparser_mssql.rs‎

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@@ -2014,6 +2014,7 @@ fn parse_create_table_with_valid_options() {
20142014
external_volume: None,
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catalog: None,
20162016
catalog_table_name: None,
2017+
metadata_file_path: None,
20172018
auto_refresh: None,
20182019
catalog_sync: None,
20192020
storage_serialization_policy: None,
@@ -2201,6 +2202,7 @@ fn parse_create_table_with_identity_column() {
22012202
external_volume: None,
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catalog: None,
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catalog_table_name: None,
2205+
metadata_file_path: None,
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auto_refresh: None,
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catalog_sync: None,
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storage_serialization_policy: None,

‎tests/sqlparser_postgres.rs‎

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@@ -6734,6 +6734,7 @@ fn parse_trigger_related_functions() {
67346734
external_volume: None,
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catalog: None,
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catalog_table_name: None,
6737+
metadata_file_path: None,
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auto_refresh: None,
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catalog_sync: None,
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storage_serialization_policy: None,

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