Skip to content
Merged
Show file tree
Hide file tree
Changes from all commits
Commits
File filter

Filter by extension

Filter by extension


Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
Original file line number Diff line number Diff line change
Expand Up @@ -14,28 +14,31 @@
package io.trino.plugin.jdbc.mapping;

import com.google.common.collect.ImmutableList;
import io.airlift.units.Duration;

import java.io.IOException;
import java.nio.file.Path;
import java.util.List;

import static io.airlift.json.JsonCodec.jsonCodec;
import static java.nio.charset.StandardCharsets.UTF_8;
import static java.nio.file.Files.createTempFile;
import static java.nio.file.Files.write;
import static java.util.concurrent.TimeUnit.MILLISECONDS;

public final class RuleBasedIdentifierMappingUtils
{
public static final Duration REFRESH_PERIOD_DURATION = Duration.succinctDuration(1, MILLISECONDS);

private RuleBasedIdentifierMappingUtils() {}

public static Path createRuleBasedIdentifierMappingFile()
throws IOException
throws Exception
{
return createRuleBasedIdentifierMappingFile(ImmutableList.of(), ImmutableList.of());
}

public static Path createRuleBasedIdentifierMappingFile(List<SchemaMappingRule> schemas, List<TableMappingRule> tables)
throws IOException
throws Exception
{
Path file = createTempFile("identifier-mapping-", ".json");
file.toFile().deleteOnExit();
Expand All @@ -44,13 +47,15 @@ public static Path createRuleBasedIdentifierMappingFile(List<SchemaMappingRule>
}

public static Path updateRuleBasedIdentifierMappingFile(Path file, List<SchemaMappingRule> schemas, List<TableMappingRule> tables)
throws IOException
throws Exception
{
IdentifierMappingRules mapping = new IdentifierMappingRules(schemas, tables);

String json = jsonCodec(IdentifierMappingRules.class).toJson(mapping);

write(file, json.getBytes(UTF_8));
// Wait to ensure rules have been reloaded
Thread.sleep(2 * REFRESH_PERIOD_DURATION.toMillis());
return file;
}
}
Original file line number Diff line number Diff line change
Expand Up @@ -22,6 +22,7 @@

import java.nio.file.Path;

import static io.trino.plugin.jdbc.mapping.RuleBasedIdentifierMappingUtils.REFRESH_PERIOD_DURATION;
import static io.trino.plugin.jdbc.mapping.RuleBasedIdentifierMappingUtils.createRuleBasedIdentifierMappingFile;
import static io.trino.plugin.mysql.MySqlQueryRunner.createMySqlQueryRunner;
import static java.util.Objects.requireNonNull;
Expand All @@ -47,7 +48,7 @@ protected QueryRunner createQueryRunner()
ImmutableMap.<String, String>builder()
.put("case-insensitive-name-matching", "true")
.put("case-insensitive-name-matching.config-file", mappingFile.toFile().getAbsolutePath())
.put("case-insensitive-name-matching.config-file.refresh-period", "1ms") // ~always refresh
.put("case-insensitive-name-matching.config-file.refresh-period", REFRESH_PERIOD_DURATION.toString())
.buildOrThrow(),
ImmutableList.of());
}
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -23,6 +23,7 @@
import java.nio.file.Path;
import java.util.Optional;

import static io.trino.plugin.jdbc.mapping.RuleBasedIdentifierMappingUtils.REFRESH_PERIOD_DURATION;
import static io.trino.plugin.jdbc.mapping.RuleBasedIdentifierMappingUtils.createRuleBasedIdentifierMappingFile;
import static io.trino.plugin.oracle.OracleQueryRunner.createOracleQueryRunner;
import static io.trino.plugin.oracle.TestingOracleServer.TEST_USER;
Expand Down Expand Up @@ -51,7 +52,7 @@ protected QueryRunner createQueryRunner()
.putAll(OracleQueryRunner.connectionProperties(oracleServer))
.put("case-insensitive-name-matching", "true")
.put("case-insensitive-name-matching.config-file", mappingFile.toFile().getAbsolutePath())
.put("case-insensitive-name-matching.config-file.refresh-period", "1ms") // ~always refresh
.put("case-insensitive-name-matching.config-file.refresh-period", REFRESH_PERIOD_DURATION.toString())
.buildOrThrow(),
ImmutableList.of());
}
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -22,6 +22,7 @@

import java.nio.file.Path;

import static io.trino.plugin.jdbc.mapping.RuleBasedIdentifierMappingUtils.REFRESH_PERIOD_DURATION;
import static io.trino.plugin.jdbc.mapping.RuleBasedIdentifierMappingUtils.createRuleBasedIdentifierMappingFile;
import static java.util.Objects.requireNonNull;

Expand All @@ -46,7 +47,7 @@ protected QueryRunner createQueryRunner()
ImmutableMap.<String, String>builder()
.put("case-insensitive-name-matching", "true")
.put("case-insensitive-name-matching.config-file", mappingFile.toFile().getAbsolutePath())
.put("case-insensitive-name-matching.config-file.refresh-period", "1ms") // ~always refresh
.put("case-insensitive-name-matching.config-file.refresh-period", REFRESH_PERIOD_DURATION.toString())
.buildOrThrow(),
ImmutableSet.of());
}
Expand Down
5 changes: 5 additions & 0 deletions plugin/trino-sqlserver/pom.xml
Original file line number Diff line number Diff line change
Expand Up @@ -53,6 +53,11 @@
<artifactId>log-manager</artifactId>
</dependency>

<dependency>
<groupId>io.airlift</groupId>
<artifactId>units</artifactId>
</dependency>

<dependency>
<groupId>com.google.guava</groupId>
<artifactId>guava</artifactId>
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -25,6 +25,7 @@
import java.sql.ResultSet;
import java.sql.Statement;

import static io.trino.plugin.jdbc.mapping.RuleBasedIdentifierMappingUtils.REFRESH_PERIOD_DURATION;
import static io.trino.plugin.jdbc.mapping.RuleBasedIdentifierMappingUtils.createRuleBasedIdentifierMappingFile;
import static io.trino.plugin.sqlserver.SqlServerQueryRunner.createSqlServerQueryRunner;
import static java.util.Objects.requireNonNull;
Expand All @@ -51,7 +52,7 @@ protected QueryRunner createQueryRunner()
ImmutableMap.<String, String>builder()
.put("case-insensitive-name-matching", "true")
.put("case-insensitive-name-matching.config-file", mappingFile.toFile().getAbsolutePath())
.put("case-insensitive-name-matching.config-file.refresh-period", "1ms") // ~always refresh
.put("case-insensitive-name-matching.config-file.refresh-period", REFRESH_PERIOD_DURATION.toString())
.buildOrThrow(),
ImmutableList.of());
}
Expand Down