forked from opensearch-project/opensearch-spark
-
Notifications
You must be signed in to change notification settings - Fork 0
Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
Add create, drop and refresh covering index SQL support (opensearch-p…
…roject#32) * Separate out skipping index ast builder Signed-off-by: Chen Dai <[email protected]> * Add create index statement and IT Signed-off-by: Chen Dai <[email protected]> * Refactor Flint sql IT Signed-off-by: Chen Dai <[email protected]> * Refactor Flint AST builder for mix-in Signed-off-by: Chen Dai <[email protected]> * Extract util methods from each AST builder Signed-off-by: Chen Dai <[email protected]> * Add refresh and drop statement support Signed-off-by: Chen Dai <[email protected]> * Update doc Signed-off-by: Chen Dai <[email protected]> * Fix full table name in AST builder Signed-off-by: Chen Dai <[email protected]> --------- Signed-off-by: Chen Dai <[email protected]>
- Loading branch information
Showing
9 changed files
with
361 additions
and
127 deletions.
There are no files selected for viewing
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
75 changes: 75 additions & 0 deletions
75
...ain/scala/org/opensearch/flint/spark/sql/covering/FlintSparkCoveringIndexAstBuilder.scala
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,75 @@ | ||
| /* | ||
| * Copyright OpenSearch Contributors | ||
| * SPDX-License-Identifier: Apache-2.0 | ||
| */ | ||
|
|
||
| package org.opensearch.flint.spark.sql.covering | ||
|
|
||
| import org.antlr.v4.runtime.tree.RuleNode | ||
| import org.opensearch.flint.spark.FlintSpark | ||
| import org.opensearch.flint.spark.FlintSpark.RefreshMode | ||
| import org.opensearch.flint.spark.covering.FlintSparkCoveringIndex | ||
| import org.opensearch.flint.spark.sql.{FlintSparkSqlCommand, FlintSparkSqlExtensionsVisitor} | ||
| import org.opensearch.flint.spark.sql.FlintSparkSqlAstBuilder.{getFullTableName, isAutoRefreshEnabled} | ||
| import org.opensearch.flint.spark.sql.FlintSparkSqlExtensionsParser.{CreateCoveringIndexStatementContext, DropCoveringIndexStatementContext, RefreshCoveringIndexStatementContext} | ||
|
|
||
| import org.apache.spark.sql.catalyst.plans.logical.Command | ||
|
|
||
| /** | ||
| * Flint Spark AST builder that builds Spark command for Flint covering index statement. | ||
| */ | ||
| trait FlintSparkCoveringIndexAstBuilder extends FlintSparkSqlExtensionsVisitor[Command] { | ||
|
|
||
| override def visitCreateCoveringIndexStatement( | ||
| ctx: CreateCoveringIndexStatementContext): Command = { | ||
| FlintSparkSqlCommand() { flint => | ||
| val indexName = ctx.indexName.getText | ||
| val tableName = ctx.tableName.getText | ||
| val indexBuilder = | ||
| flint | ||
| .coveringIndex() | ||
| .name(indexName) | ||
| .onTable(tableName) | ||
|
|
||
| ctx.indexColumns.multipartIdentifierProperty().forEach { indexColCtx => | ||
| val colName = indexColCtx.multipartIdentifier().getText | ||
| indexBuilder.addIndexColumns(colName) | ||
| } | ||
| indexBuilder.create() | ||
|
|
||
| // Trigger auto refresh if enabled | ||
| if (isAutoRefreshEnabled(ctx.propertyList())) { | ||
| val flintIndexName = getFlintIndexName(flint, ctx.indexName, ctx.tableName) | ||
| flint.refreshIndex(flintIndexName, RefreshMode.INCREMENTAL) | ||
| } | ||
| Seq.empty | ||
| } | ||
| } | ||
|
|
||
| override def visitRefreshCoveringIndexStatement( | ||
| ctx: RefreshCoveringIndexStatementContext): Command = { | ||
| FlintSparkSqlCommand() { flint => | ||
| val flintIndexName = getFlintIndexName(flint, ctx.indexName, ctx.tableName) | ||
| flint.refreshIndex(flintIndexName, RefreshMode.FULL) | ||
| Seq.empty | ||
| } | ||
| } | ||
|
|
||
| override def visitDropCoveringIndexStatement( | ||
| ctx: DropCoveringIndexStatementContext): Command = { | ||
| FlintSparkSqlCommand() { flint => | ||
| val flintIndexName = getFlintIndexName(flint, ctx.indexName, ctx.tableName) | ||
| flint.deleteIndex(flintIndexName) | ||
| Seq.empty | ||
| } | ||
| } | ||
|
|
||
| private def getFlintIndexName( | ||
| flint: FlintSpark, | ||
| indexNameCtx: RuleNode, | ||
| tableNameCtx: RuleNode): String = { | ||
| val indexName = indexNameCtx.getText | ||
| val fullTableName = getFullTableName(flint, tableNameCtx) | ||
| FlintSparkCoveringIndex.getFlintIndexName(indexName, fullTableName) | ||
| } | ||
| } |
Oops, something went wrong.