Package io.trino.plugin.hive.metastore.thrift

Class ThriftMetastoreUtil

java.lang.Object

io.trino.plugin.hive.metastore.thrift.ThriftMetastoreUtil

public final class ThriftMetastoreUtil
extends Object

Field Summary

Fields

Modifier and Type	Field	Description
static String	NUM_ROWS

Method Summary

Modifier and Type	Method	Description
static org.apache.hadoop.hive.metastore.api.ColumnStatisticsObj	createMetastoreColumnStatistics(String columnName, HiveType columnType, HiveColumnStatistics statistics, OptionalLong rowCount)
static List<org.apache.hadoop.hive.metastore.api.FieldSchema>	csvSchemaFields(List<org.apache.hadoop.hive.metastore.api.FieldSchema> schemas)
static HiveColumnStatistics	fromMetastoreApiColumnStatistics(org.apache.hadoop.hive.metastore.api.ColumnStatisticsObj columnStatistics, OptionalLong rowCount)
static Database	fromMetastoreApiDatabase(org.apache.hadoop.hive.metastore.api.Database database)
static Partition	fromMetastoreApiPartition(org.apache.hadoop.hive.metastore.api.Partition partition)
static Partition	fromMetastoreApiPartition(org.apache.hadoop.hive.metastore.api.Partition partition, List<org.apache.hadoop.hive.metastore.api.FieldSchema> schema)
static PrincipalType	fromMetastoreApiPrincipalType(org.apache.hadoop.hive.metastore.api.PrincipalType principalType)
static Table	fromMetastoreApiTable(org.apache.hadoop.hive.metastore.api.Table table)
static Table	fromMetastoreApiTable(org.apache.hadoop.hive.metastore.api.Table table, List<org.apache.hadoop.hive.metastore.api.FieldSchema> schema)
static OptionalLong	fromMetastoreDistinctValuesCount(OptionalLong distinctValuesCount, OptionalLong nullsCount, OptionalLong rowCount)	Hive calculates NDV considering null as a distinct value
static OptionalLong	fromMetastoreNullsCount(long nullsCount)	Impala `COMPUTE STATS` will write -1 as the null count.
static Set<RoleGrant>	fromRolePrincipalGrants(Collection<org.apache.hadoop.hive.metastore.api.RolePrincipalGrant> grants)
static org.apache.hadoop.hive.metastore.api.PrincipalType	fromTrinoPrincipalType(PrincipalType principalType)
static OptionalDouble	getAverageColumnLength(OptionalLong totalSizeInBytes, OptionalLong rowCount, OptionalLong nullsCount)
static HiveBasicStatistics	getHiveBasicStatistics(Map<String,String> parameters)
static Set<ColumnStatisticType>	getSupportedColumnStatistics(Type type)
static OptionalLong	getTotalSizeInBytes(OptionalDouble averageColumnLength, OptionalLong rowCount, OptionalLong nullsCount)
static boolean	isAvroTableWithSchemaSet(org.apache.hadoop.hive.metastore.api.Table table)
static boolean	isCsvTable(org.apache.hadoop.hive.metastore.api.Table table)
static boolean	isNumericType(Type type)
static boolean	isRoleApplicable(HivePrincipal principal, String role, Function<HivePrincipal,Set<RoleGrant>> listRoleGrants)
static boolean	isRoleEnabled(ConnectorIdentity identity, Function<HivePrincipal,Set<RoleGrant>> listRoleGrants, String role)
static Stream<RoleGrant>	listApplicableRoles(HivePrincipal principal, Function<HivePrincipal,Set<RoleGrant>> listRoleGrants)
static Stream<HivePrincipal>	listEnabledPrincipals(ConnectorIdentity identity, Function<HivePrincipal,Set<RoleGrant>> listRoleGrants)
static Stream<String>	listEnabledRoles(ConnectorIdentity identity, Function<HivePrincipal,Set<RoleGrant>> listRoleGrants)
static Set<HivePrivilegeInfo>	parsePrivilege(org.apache.hadoop.hive.metastore.api.PrivilegeGrantInfo userGrant, Optional<HivePrincipal> grantee)
static org.apache.hadoop.hive.metastore.api.Database	toMetastoreApiDatabase(Database database)
static org.apache.hadoop.hive.metastore.api.FieldSchema	toMetastoreApiFieldSchema(Column column)
static org.apache.hadoop.hive.metastore.api.Partition	toMetastoreApiPartition(Partition partition)
static org.apache.hadoop.hive.metastore.api.Partition	toMetastoreApiPartition(Partition partition, Optional<Long> writeId)
static org.apache.hadoop.hive.metastore.api.Partition	toMetastoreApiPartition(PartitionWithStatistics partitionWithStatistics)
static org.apache.hadoop.hive.metastore.api.PrivilegeGrantInfo	toMetastoreApiPrivilegeGrantInfo(HivePrivilegeInfo privilegeInfo)
static org.apache.hadoop.hive.metastore.api.Table	toMetastoreApiTable(Table table, PrincipalPrivileges privileges)
static org.apache.hadoop.hive.metastore.api.Decimal	toMetastoreDecimal(BigDecimal decimal)
static OptionalLong	toMetastoreDistinctValuesCount(OptionalLong distinctValuesCount, OptionalLong nullsCount)
static Map<String,String>	updateStatisticsParameters(Map<String,String> parameters, HiveBasicStatistics statistics)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

NUM_ROWS

public static final String NUM_ROWS

See Also:

Constant Field Values

Method Detail

toMetastoreApiDatabase

public static org.apache.hadoop.hive.metastore.api.Database toMetastoreApiDatabase(Database database)

toMetastoreApiTable

public static org.apache.hadoop.hive.metastore.api.Table toMetastoreApiTable(Table table,
                                                                             PrincipalPrivileges privileges)

toMetastoreApiPrivilegeGrantInfo

public static org.apache.hadoop.hive.metastore.api.PrivilegeGrantInfo toMetastoreApiPrivilegeGrantInfo(HivePrivilegeInfo privilegeInfo)

listApplicableRoles

public static Stream<RoleGrant> listApplicableRoles(HivePrincipal principal,
                                                    Function<HivePrincipal,Set<RoleGrant>> listRoleGrants)

isRoleApplicable

public static boolean isRoleApplicable(HivePrincipal principal,
                                       String role,
                                       Function<HivePrincipal,Set<RoleGrant>> listRoleGrants)

listEnabledPrincipals

public static Stream<HivePrincipal> listEnabledPrincipals(ConnectorIdentity identity,
                                                          Function<HivePrincipal,Set<RoleGrant>> listRoleGrants)

isRoleEnabled

public static boolean isRoleEnabled(ConnectorIdentity identity,
                                    Function<HivePrincipal,Set<RoleGrant>> listRoleGrants,
                                    String role)

listEnabledRoles

public static Stream<String> listEnabledRoles(ConnectorIdentity identity,
                                              Function<HivePrincipal,Set<RoleGrant>> listRoleGrants)

toMetastoreApiPartition

public static org.apache.hadoop.hive.metastore.api.Partition toMetastoreApiPartition(PartitionWithStatistics partitionWithStatistics)

toMetastoreApiPartition

public static org.apache.hadoop.hive.metastore.api.Partition toMetastoreApiPartition(Partition partition)

toMetastoreApiPartition

public static org.apache.hadoop.hive.metastore.api.Partition toMetastoreApiPartition(Partition partition,
                                                                                     Optional<Long> writeId)

fromMetastoreApiDatabase

public static Database fromMetastoreApiDatabase(org.apache.hadoop.hive.metastore.api.Database database)

fromMetastoreApiTable

public static Table fromMetastoreApiTable(org.apache.hadoop.hive.metastore.api.Table table)

fromMetastoreApiTable

public static Table fromMetastoreApiTable(org.apache.hadoop.hive.metastore.api.Table table,
                                          List<org.apache.hadoop.hive.metastore.api.FieldSchema> schema)

isAvroTableWithSchemaSet

public static boolean isAvroTableWithSchemaSet(org.apache.hadoop.hive.metastore.api.Table table)

isCsvTable

public static boolean isCsvTable(org.apache.hadoop.hive.metastore.api.Table table)

csvSchemaFields

public static List<org.apache.hadoop.hive.metastore.api.FieldSchema> csvSchemaFields(List<org.apache.hadoop.hive.metastore.api.FieldSchema> schemas)

fromMetastoreApiPartition

public static Partition fromMetastoreApiPartition(org.apache.hadoop.hive.metastore.api.Partition partition)

fromMetastoreApiPartition

public static Partition fromMetastoreApiPartition(org.apache.hadoop.hive.metastore.api.Partition partition,
                                                  List<org.apache.hadoop.hive.metastore.api.FieldSchema> schema)

fromMetastoreApiColumnStatistics

public static HiveColumnStatistics fromMetastoreApiColumnStatistics(org.apache.hadoop.hive.metastore.api.ColumnStatisticsObj columnStatistics,
                                                                    OptionalLong rowCount)

fromMetastoreNullsCount

public static OptionalLong fromMetastoreNullsCount(long nullsCount)

Impala `COMPUTE STATS` will write -1 as the null count.

See Also:

IMPALA-7497

getTotalSizeInBytes

public static OptionalLong getTotalSizeInBytes(OptionalDouble averageColumnLength,
                                               OptionalLong rowCount,
                                               OptionalLong nullsCount)

fromMetastoreDistinctValuesCount

public static OptionalLong fromMetastoreDistinctValuesCount(OptionalLong distinctValuesCount,
                                                            OptionalLong nullsCount,
                                                            OptionalLong rowCount)

Hive calculates NDV considering null as a distinct value

fromRolePrincipalGrants

public static Set<RoleGrant> fromRolePrincipalGrants(Collection<org.apache.hadoop.hive.metastore.api.RolePrincipalGrant> grants)

fromTrinoPrincipalType

public static org.apache.hadoop.hive.metastore.api.PrincipalType fromTrinoPrincipalType(PrincipalType principalType)

fromMetastoreApiPrincipalType

public static PrincipalType fromMetastoreApiPrincipalType(org.apache.hadoop.hive.metastore.api.PrincipalType principalType)

toMetastoreApiFieldSchema

public static org.apache.hadoop.hive.metastore.api.FieldSchema toMetastoreApiFieldSchema(Column column)

parsePrivilege

public static Set<HivePrivilegeInfo> parsePrivilege(org.apache.hadoop.hive.metastore.api.PrivilegeGrantInfo userGrant,
                                                    Optional<HivePrincipal> grantee)

getHiveBasicStatistics

public static HiveBasicStatistics getHiveBasicStatistics(Map<String,String> parameters)

updateStatisticsParameters

public static Map<String,String> updateStatisticsParameters(Map<String,String> parameters,
                                                                  HiveBasicStatistics statistics)

createMetastoreColumnStatistics

public static org.apache.hadoop.hive.metastore.api.ColumnStatisticsObj createMetastoreColumnStatistics(String columnName,
                                                                                                       HiveType columnType,
                                                                                                       HiveColumnStatistics statistics,
                                                                                                       OptionalLong rowCount)

toMetastoreDecimal

public static org.apache.hadoop.hive.metastore.api.Decimal toMetastoreDecimal(BigDecimal decimal)

toMetastoreDistinctValuesCount

public static OptionalLong toMetastoreDistinctValuesCount(OptionalLong distinctValuesCount,
                                                          OptionalLong nullsCount)

getAverageColumnLength

public static OptionalDouble getAverageColumnLength(OptionalLong totalSizeInBytes,
                                                    OptionalLong rowCount,
                                                    OptionalLong nullsCount)

getSupportedColumnStatistics

public static Set<ColumnStatisticType> getSupportedColumnStatistics(Type type)

isNumericType

public static boolean isNumericType(Type type)