org.apache.drill.exec.planner.sql

Class DrillOperatorTable

java.lang.Object

org.apache.calcite.sql.util.ReflectiveSqlOperatorTable

org.apache.calcite.sql.fun.SqlStdOperatorTable

org.apache.drill.exec.planner.sql.DrillOperatorTable

All Implemented Interfaces:

org.apache.calcite.sql.SqlOperatorTable

public class DrillOperatorTable
extends org.apache.calcite.sql.fun.SqlStdOperatorTable

Implementation of SqlOperatorTable that contains standard operators and functions provided through SqlStdOperatorTable, and Drill User Defined Functions.

Field Summary

Fields inherited from class org.apache.calcite.sql.fun.SqlStdOperatorTable

ABS, AND, ARGUMENT_ASSIGNMENT, ARRAY_QUERY, ARRAY_VALUE_CONSTRUCTOR, AS, AVG, BETWEEN, CARDINALITY, CASE, CAST, CEIL, CHAR_LENGTH, CHARACTER_LENGTH, COALESCE, COLLECT, COLLECTION_TABLE, COLUMN_LIST, CONCAT, CONVERT, COUNT, COVAR_POP, COVAR_SAMP, CUBE, CUME_DIST, CURRENT_CATALOG, CURRENT_DATE, CURRENT_PATH, CURRENT_ROLE, CURRENT_SCHEMA, CURRENT_TIME, CURRENT_TIMESTAMP, CURRENT_USER, CURRENT_VALUE, CURSOR, DATETIME_PLUS, DEFAULT, DENSE_RANK, DESC, DIVIDE, DIVIDE_INTEGER, DOT, ELEMENT, ELEMENT_SLICE, EQUALS, ESCAPE, EXCEPT, EXCEPT_ALL, EXISTS, EXP, EXPLICIT_TABLE, EXTEND, EXTRACT, EXTRACT_DATE, FILTER, FIRST_VALUE, FLOOR, FUSION, GREATER_THAN, GREATER_THAN_OR_EQUAL, GROUP_ID, GROUPING, GROUPING_ID, GROUPING_SETS, HISTOGRAM_AGG, HISTOGRAM_FIRST_VALUE, HISTOGRAM_LAST_VALUE, HISTOGRAM_MAX, HISTOGRAM_MIN, IN, IN_FENNEL, INITCAP, INTERSECT, INTERSECT_ALL, IS_A_SET, IS_DIFFERENT_FROM, IS_DISTINCT_FROM, IS_FALSE, IS_NOT_DISTINCT_FROM, IS_NOT_FALSE, IS_NOT_NULL, IS_NOT_TRUE, IS_NOT_UNKNOWN, IS_NULL, IS_TRUE, IS_UNKNOWN, ITEM, LAG, LAST_VALUE, LATERAL, LEAD, LESS_THAN, LESS_THAN_OR_EQUAL, LIKE, LITERAL_CHAIN, LN, LOCALTIME, LOCALTIMESTAMP, LOG10, LOWER, MAP_QUERY, MAP_VALUE_CONSTRUCTOR, MAX, MEMBER_OF, MIN, MINUS, MINUS_DATE, MOD, MULTIPLY, MULTISET_EXCEPT, MULTISET_EXCEPT_ALL, MULTISET_INTERSECT, MULTISET_INTERSECT_ALL, MULTISET_QUERY, MULTISET_UNION, MULTISET_UNION_ALL, MULTISET_VALUE, NEW, NEXT_VALUE, NOT, NOT_BETWEEN, NOT_EQUALS, NOT_IN, NOT_LIKE, NOT_SIMILAR_TO, NTILE, NULLIF, NULLS_FIRST, NULLS_LAST, OR, OVER, OVERLAPS, OVERLAY, PERCENT_RANK, PLUS, POSITION, POWER, PROCEDURE_CALL, QUARTER, RANK, REGR_SXX, REGR_SYY, REINTERPRET, ROLLUP, ROW, ROW_NUMBER, SCALAR_QUERY, SESSION_USER, SIMILAR_TO, SINGLE_VALUE, SLICE, SQRT, STDDEV_POP, STDDEV_SAMP, SUBMULTISET_OF, SUBSTRING, SUM, SUM0, SYMMETRIC_BETWEEN, SYMMETRIC_NOT_BETWEEN, SYSTEM_USER, TABLESAMPLE, THROW, TRANSLATE, TRIM, UNARY_MINUS, UNARY_PLUS, UNION, UNION_ALL, UNNEST, UPPER, USER, VALUES, VAR_POP, VAR_SAMP

Fields inherited from class org.apache.calcite.sql.util.ReflectiveSqlOperatorTable

IS_NAME

Constructor Summary

Constructors

Constructor and Description
DrillOperatorTable(FunctionImplementationRegistry registry, OptionManager systemOptionManager)

Method Summary

Methods

Modifier and Type	Method and Description
void	addOperatorWithInference(String name, org.apache.calcite.sql.SqlOperator op) When the option planner.type_inference.enable is turned on, the operators which are added via this method will be used.
void	addOperatorWithoutInference(String name, org.apache.calcite.sql.SqlOperator op) When the option planner.type_inference.enable is turned off, the operators which are added via this method will be used.
long	getFunctionRegistryVersion()
List<org.apache.calcite.sql.SqlOperator>	getOperatorList()
List<org.apache.calcite.sql.SqlOperator>	getSqlOperator(String name)
void	lookupOperatorOverloads(org.apache.calcite.sql.SqlIdentifier opName, org.apache.calcite.sql.SqlFunctionCategory category, org.apache.calcite.sql.SqlSyntax syntax, List<org.apache.calcite.sql.SqlOperator> operatorList)
void	setFunctionRegistryVersion(long version) Set function registry version based on which operator table was loaded.

Methods inherited from class org.apache.calcite.sql.fun.SqlStdOperatorTable

instance

Methods inherited from class org.apache.calcite.sql.util.ReflectiveSqlOperatorTable

init, register

Methods inherited from class java.lang.Object

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

Constructor Detail

DrillOperatorTable

public DrillOperatorTable(FunctionImplementationRegistry registry,
                  OptionManager systemOptionManager)

Method Detail

setFunctionRegistryVersion

public void setFunctionRegistryVersion(long version)

Set function registry version based on which operator table was loaded.

Parameters:

version - registry version

getFunctionRegistryVersion

public long getFunctionRegistryVersion()

Returns:

function registry version based on which operator table was loaded

addOperatorWithoutInference

public void addOperatorWithoutInference(String name,
                               org.apache.calcite.sql.SqlOperator op)

When the option planner.type_inference.enable is turned off, the operators which are added via this method will be used.

addOperatorWithInference

public void addOperatorWithInference(String name,
                            org.apache.calcite.sql.SqlOperator op)

When the option planner.type_inference.enable is turned on, the operators which are added via this method will be used.

lookupOperatorOverloads

public void lookupOperatorOverloads(org.apache.calcite.sql.SqlIdentifier opName,
                           org.apache.calcite.sql.SqlFunctionCategory category,
                           org.apache.calcite.sql.SqlSyntax syntax,
                           List<org.apache.calcite.sql.SqlOperator> operatorList)

Specified by:

lookupOperatorOverloads in interface org.apache.calcite.sql.SqlOperatorTable

Overrides:

lookupOperatorOverloads in class org.apache.calcite.sql.util.ReflectiveSqlOperatorTable

getOperatorList

public List<org.apache.calcite.sql.SqlOperator> getOperatorList()

Specified by:

getOperatorList in interface org.apache.calcite.sql.SqlOperatorTable

Overrides:

getOperatorList in class org.apache.calcite.sql.util.ReflectiveSqlOperatorTable

getSqlOperator

public List<org.apache.calcite.sql.SqlOperator> getSqlOperator(String name)