org.apache.beam.sdk.extensions.sql.zetasql

Class ZetaSqlCalciteTranslationUtils

java.lang.Object

org.apache.beam.sdk.extensions.sql.zetasql.ZetaSqlCalciteTranslationUtils

@Internal
public final class ZetaSqlCalciteTranslationUtils
extends java.lang.Object

Utility methods for ZetaSQL <=> Calcite translation.

Unsupported ZetaSQL types: INT32, UINT32, UINT64, FLOAT, ENUM, PROTO, GEOGRAPHY TODO[BEAM-10238]: support ZetaSQL types: TIME, DATETIME, NUMERIC

Method Summary

Modifier and Type	Method and Description
static org.apache.beam.vendor.calcite.v1_20_0.org.apache.calcite.rel.type.RelDataType	toArrayRelDataType(org.apache.beam.vendor.calcite.v1_20_0.org.apache.calcite.rex.RexBuilder rexBuilder, com.google.zetasql.ArrayType arrayType, boolean isNullable)
static org.apache.beam.vendor.calcite.v1_20_0.org.apache.calcite.sql.type.SqlTypeName	toCalciteTypeName(com.google.zetasql.ZetaSQLType.TypeKind type)
static org.apache.beam.vendor.calcite.v1_20_0.org.apache.calcite.rel.type.RelDataType	toRelDataType(org.apache.beam.vendor.calcite.v1_20_0.org.apache.calcite.rex.RexBuilder rexBuilder, com.google.zetasql.Type type, boolean isNullable)
static org.apache.beam.vendor.calcite.v1_20_0.org.apache.calcite.rel.type.RelDataType	toSimpleRelDataType(com.google.zetasql.ZetaSQLType.TypeKind kind, org.apache.beam.vendor.calcite.v1_20_0.org.apache.calcite.rex.RexBuilder rexBuilder)
static org.apache.beam.vendor.calcite.v1_20_0.org.apache.calcite.rel.type.RelDataType	toSimpleRelDataType(com.google.zetasql.ZetaSQLType.TypeKind kind, org.apache.beam.vendor.calcite.v1_20_0.org.apache.calcite.rex.RexBuilder rexBuilder, boolean isNullable)
static org.apache.beam.vendor.calcite.v1_20_0.org.apache.calcite.rel.type.RelDataType	toStructRelDataType(org.apache.beam.vendor.calcite.v1_20_0.org.apache.calcite.rex.RexBuilder rexBuilder, com.google.zetasql.StructType structType, boolean isNullable)
static com.google.zetasql.Type	toZetaType(org.apache.beam.vendor.calcite.v1_20_0.org.apache.calcite.rel.type.RelDataType calciteType)

Methods inherited from class java.lang.Object

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

Method Detail

toZetaType

public static com.google.zetasql.Type toZetaType(org.apache.beam.vendor.calcite.v1_20_0.org.apache.calcite.rel.type.RelDataType calciteType)

toCalciteTypeName

public static org.apache.beam.vendor.calcite.v1_20_0.org.apache.calcite.sql.type.SqlTypeName toCalciteTypeName(com.google.zetasql.ZetaSQLType.TypeKind type)

toRelDataType

public static org.apache.beam.vendor.calcite.v1_20_0.org.apache.calcite.rel.type.RelDataType toRelDataType(org.apache.beam.vendor.calcite.v1_20_0.org.apache.calcite.rex.RexBuilder rexBuilder,
                                                                                                           com.google.zetasql.Type type,
                                                                                                           boolean isNullable)

toArrayRelDataType

public static org.apache.beam.vendor.calcite.v1_20_0.org.apache.calcite.rel.type.RelDataType toArrayRelDataType(org.apache.beam.vendor.calcite.v1_20_0.org.apache.calcite.rex.RexBuilder rexBuilder,
                                                                                                                com.google.zetasql.ArrayType arrayType,
                                                                                                                boolean isNullable)

toStructRelDataType

public static org.apache.beam.vendor.calcite.v1_20_0.org.apache.calcite.rel.type.RelDataType toStructRelDataType(org.apache.beam.vendor.calcite.v1_20_0.org.apache.calcite.rex.RexBuilder rexBuilder,
                                                                                                                 com.google.zetasql.StructType structType,
                                                                                                                 boolean isNullable)

toSimpleRelDataType

public static org.apache.beam.vendor.calcite.v1_20_0.org.apache.calcite.rel.type.RelDataType toSimpleRelDataType(com.google.zetasql.ZetaSQLType.TypeKind kind,
                                                                                                                 org.apache.beam.vendor.calcite.v1_20_0.org.apache.calcite.rex.RexBuilder rexBuilder)

toSimpleRelDataType

public static org.apache.beam.vendor.calcite.v1_20_0.org.apache.calcite.rel.type.RelDataType toSimpleRelDataType(com.google.zetasql.ZetaSQLType.TypeKind kind,
                                                                                                                 org.apache.beam.vendor.calcite.v1_20_0.org.apache.calcite.rex.RexBuilder rexBuilder,
                                                                                                                 boolean isNullable)