org.umlg.sqlg.sql.dialect

Class PostgresDialect

java.lang.Object

org.umlg.sqlg.sql.dialect.BaseSqlDialect

org.umlg.sqlg.sql.dialect.PostgresDialect

All Implemented Interfaces:

SqlBulkDialect, SqlDialect

public class PostgresDialect
extends BaseSqlDialect

Date: 2014/07/16 Time: 1:42 PM

Field Summary

Fields inherited from interface org.umlg.sqlg.sql.dialect.SqlBulkDialect

ERROR_MESSAGE

Constructor Summary

Constructors

Constructor and Description
PostgresDialect()

Method Summary

Modifier and Type	Method and Description
String	afterCreateTemporaryTableStatement()
void	alterSequenceCacheSize(SqlgGraph sqlgGraph, SchemaTable schemaTable, String sequence, int batchSize)
void	assertTableName(String tableName)
<L,R> void	bulkAddEdges(SqlgGraph sqlgGraph, SchemaTable in, SchemaTable out, String edgeLabel, org.apache.commons.lang3.tuple.Pair<String,String> idFields, Collection<org.apache.commons.lang3.tuple.Pair<L,R>> uids)
List<String>	columnsToIgnore()
String	constructCompleteCopyCommandSqlEdge(SqlgGraph sqlgGraph, SqlgEdge sqlgEdge, SqlgVertex outVertex, SqlgVertex inVertex, Map<String,Object> keyValueMap)
String	constructCompleteCopyCommandSqlVertex(SqlgGraph sqlgGraph, SqlgVertex vertex, Map<String,Object> keyValueMap)
String	constructCompleteCopyCommandTemporarySqlVertex(SqlgGraph sqlgGraph, SqlgVertex vertex, Map<String,Object> keyValueMap)
Object	convertArray(PropertyType propertyType, Array array)
String	createSchemaStatement()
long	currSequenceVal(SqlgGraph sqlgGraph, SchemaTable schemaTable, String prefix)
String	dialectName()
String	existIndexQuery(SchemaTable schemaTable, String prefix, String indexName)
void	flushEdgeCache(SqlgGraph sqlgGraph, Map<MetaEdge,org.apache.commons.lang3.tuple.Pair<SortedSet<String>,Map<SqlgEdge,org.apache.commons.lang3.tuple.Triple<SqlgVertex,SqlgVertex,Map<String,Object>>>>> edgeCache)
void	flushEdgePropertyCache(SqlgGraph sqlgGraph, Map<SchemaTable,org.apache.commons.lang3.tuple.Pair<SortedSet<String>,Map<SqlgEdge,Map<String,Object>>>> edgePropertyCache)
<T extends SqlgElement> void	flushElementPropertyCache(SqlgGraph sqlgGraph, boolean forVertices, Map<SchemaTable,org.apache.commons.lang3.tuple.Pair<SortedSet<String>,Map<T,Map<String,Object>>>> schemaVertexPropertyCache)
void	flushRemovedEdges(SqlgGraph sqlgGraph, Map<SchemaTable,List<SqlgEdge>> removeEdgeCache)
void	flushRemovedVertices(SqlgGraph sqlgGraph, Map<SchemaTable,List<SqlgVertex>> removeVertexCache)
Map<SchemaTable,org.apache.commons.lang3.tuple.Pair<Long,Long>>	flushVertexCache(SqlgGraph sqlgGraph, Map<SchemaTable,org.apache.commons.lang3.tuple.Pair<SortedSet<String>,Map<SqlgVertex,Map<String,Object>>>> vertexCache) flushes the cache via the copy command.
void	flushVertexPropertyCache(SqlgGraph sqlgGraph, Map<SchemaTable,org.apache.commons.lang3.tuple.Pair<SortedSet<String>,Map<SqlgVertex,Map<String,Object>>>> schemaVertexPropertyCache)
String	getArrayDriverType(PropertyType propertyType)
String	getAutoIncrementPrimaryKeyConstruct()
String	getBatchNull()
String	getColumnEscapeKey()
Set<String>	getDefaultSchemas()
String	getForeignKeyTypeDefinition()
<T> T	getGis(SqlgGraph sqlgGraph)
List<String>	getGisSchemas()
int	getMinimumColumnNameLength()
int	getMinimumSchemaNameLength()
int	getMinimumTableNameLength()
String	getPrimaryKeyType()
Set<String>	getSpacialRefTable()
void	handleOther(Map<String,Object> properties, String columnName, Object o, PropertyType propertyType)
InputStream	inputStreamSql(SqlgGraph sqlgGraph, String sql)
boolean	isPostgresql()
void	lockTable(SqlgGraph sqlgGraph, SchemaTable schemaTable, String prefix)
boolean	needForeignKeyIndex()
boolean	needsTimeZone()
long	nextSequenceVal(SqlgGraph sqlgGraph, SchemaTable schemaTable, String prefix)
int	propertyTypeToJavaSqlType(PropertyType propertyType)
String[]	propertyTypeToSqlDefinition(PropertyType propertyType)
String	sequenceName(SqlgGraph sqlgGraph, SchemaTable outSchemaTable, String prefix)
void	setArray(PreparedStatement statement, int index, PropertyType type, Object[] values)
void	setGeographyPoint(PreparedStatement preparedStatement, int parameterStartIndex, Object point)
void	setJson(PreparedStatement preparedStatement, int parameterStartIndex, com.fasterxml.jackson.databind.JsonNode json)
void	setLineString(PreparedStatement preparedStatement, int parameterStartIndex, Object lineString)
void	setPoint(PreparedStatement preparedStatement, int parameterStartIndex, Object point)
void	setPolygon(PreparedStatement preparedStatement, int parameterStartIndex, Object polygon)
List<String>	sqlgTopologyCreationScripts()
PropertyType	sqlTypeToPropertyType(SqlgGraph sqlgGraph, String schema, String table, String column, int sqlType, String typeName) This is only used for upgrading from pre sqlg_schema sqlg to a sqlg_schema
OutputStream	streamSql(SqlgGraph sqlgGraph, String sql)
boolean	supportsBatchMode()
boolean	supportsBulkWithinOut()
boolean	supportsClientInfo()
boolean	supportsILike()
boolean	supportsJson()
String	temporaryTableCopyCommandSqlVertex(SqlgGraph sqlgGraph, SchemaTable schemaTable, Map<String,Object> keyValueMap)
void	validateColumnName(String column)
void	validateProperty(Object key, Object value)
void	validateSchemaName(String schema)
void	validateTableName(String table)
void	writeStreamingEdge(OutputStream out, SqlgEdge sqlgEdge, SqlgVertex outVertex, SqlgVertex inVertex, Map<String,Object> keyValueMap)
void	writeStreamingVertex(OutputStream out, Map<String,Object> keyValueMap)

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.umlg.sqlg.sql.dialect.SqlDialect

createTableStatement, createTemporaryTableStatement, getPrimaryKeyStartValue, getPublicSchema, getRangeClause, hasContainerKeyToColumn, indexName, maybeWrapInQoutes, needsSchemaDropCascade, needsSemicolon, prepareDB, putJsonMetaObject, putJsonObject, supportsBooleanArrayValues, supportsByteArrayValues, supportsByteValues, supportsCascade, supportSchemas, supportsDoubleArrayValues, supportsFloatArrayValues, supportsFloatValues, supportsIntegerArrayValues, supportsLongArrayValues, supportsShortArrayValues, supportsStringArrayValues, supportsTransactionalSchema

Constructor Detail

PostgresDialect

public PostgresDialect()

Method Detail

dialectName

public String dialectName()

createSchemaStatement

public String createSchemaStatement()

supportsBatchMode

public boolean supportsBatchMode()

getDefaultSchemas

public Set<String> getDefaultSchemas()

getSpacialRefTable

public Set<String> getSpacialRefTable()

getGisSchemas

public List<String> getGisSchemas()

getForeignKeyTypeDefinition

public String getForeignKeyTypeDefinition()

getColumnEscapeKey

public String getColumnEscapeKey()

getPrimaryKeyType

public String getPrimaryKeyType()

getAutoIncrementPrimaryKeyConstruct

public String getAutoIncrementPrimaryKeyConstruct()

assertTableName

public void assertTableName(String tableName)

getArrayDriverType

public String getArrayDriverType(PropertyType propertyType)

existIndexQuery

public String existIndexQuery(SchemaTable schemaTable,
                              String prefix,
                              String indexName)

flushVertexCache

public Map<SchemaTable,org.apache.commons.lang3.tuple.Pair<Long,Long>> flushVertexCache(SqlgGraph sqlgGraph,
                                                                                        Map<SchemaTable,org.apache.commons.lang3.tuple.Pair<SortedSet<String>,Map<SqlgVertex,Map<String,Object>>>> vertexCache)

flushes the cache via the copy command.

Parameters:

vertexCache - A rather complex object. The map's key is the vertex being cached. The Triple holds, 1) The in labels 2) The out labels 3) The properties as a map of key values

flushEdgeCache

public void flushEdgeCache(SqlgGraph sqlgGraph,
                           Map<MetaEdge,org.apache.commons.lang3.tuple.Pair<SortedSet<String>,Map<SqlgEdge,org.apache.commons.lang3.tuple.Triple<SqlgVertex,SqlgVertex,Map<String,Object>>>>> edgeCache)

flushVertexPropertyCache

public void flushVertexPropertyCache(SqlgGraph sqlgGraph,
                                     Map<SchemaTable,org.apache.commons.lang3.tuple.Pair<SortedSet<String>,Map<SqlgVertex,Map<String,Object>>>> schemaVertexPropertyCache)

flushEdgePropertyCache

public void flushEdgePropertyCache(SqlgGraph sqlgGraph,
                                   Map<SchemaTable,org.apache.commons.lang3.tuple.Pair<SortedSet<String>,Map<SqlgEdge,Map<String,Object>>>> edgePropertyCache)

flushElementPropertyCache

public <T extends SqlgElement> void flushElementPropertyCache(SqlgGraph sqlgGraph,
                                                              boolean forVertices,
                                                              Map<SchemaTable,org.apache.commons.lang3.tuple.Pair<SortedSet<String>,Map<T,Map<String,Object>>>> schemaVertexPropertyCache)

constructCompleteCopyCommandTemporarySqlVertex

public String constructCompleteCopyCommandTemporarySqlVertex(SqlgGraph sqlgGraph,
                                                             SqlgVertex vertex,
                                                             Map<String,Object> keyValueMap)

constructCompleteCopyCommandSqlVertex

public String constructCompleteCopyCommandSqlVertex(SqlgGraph sqlgGraph,
                                                    SqlgVertex vertex,
                                                    Map<String,Object> keyValueMap)

constructCompleteCopyCommandSqlEdge

public String constructCompleteCopyCommandSqlEdge(SqlgGraph sqlgGraph,
                                                  SqlgEdge sqlgEdge,
                                                  SqlgVertex outVertex,
                                                  SqlgVertex inVertex,
                                                  Map<String,Object> keyValueMap)

temporaryTableCopyCommandSqlVertex

public String temporaryTableCopyCommandSqlVertex(SqlgGraph sqlgGraph,
                                                 SchemaTable schemaTable,
                                                 Map<String,Object> keyValueMap)

writeStreamingVertex

public void writeStreamingVertex(OutputStream out,
                                 Map<String,Object> keyValueMap)

writeStreamingEdge

public void writeStreamingEdge(OutputStream out,
                               SqlgEdge sqlgEdge,
                               SqlgVertex outVertex,
                               SqlgVertex inVertex,
                               Map<String,Object> keyValueMap)

flushRemovedVertices

public void flushRemovedVertices(SqlgGraph sqlgGraph,
                                 Map<SchemaTable,List<SqlgVertex>> removeVertexCache)

flushRemovedEdges

public void flushRemovedEdges(SqlgGraph sqlgGraph,
                              Map<SchemaTable,List<SqlgEdge>> removeEdgeCache)

getBatchNull

public String getBatchNull()

propertyTypeToSqlDefinition

public String[] propertyTypeToSqlDefinition(PropertyType propertyType)

sqlTypeToPropertyType

public PropertyType sqlTypeToPropertyType(SqlgGraph sqlgGraph,
                                          String schema,
                                          String table,
                                          String column,
                                          int sqlType,
                                          String typeName)

This is only used for upgrading from pre sqlg_schema sqlg to a sqlg_schema

Parameters:

sqlType -

typeName -

Returns:

propertyTypeToJavaSqlType

public int propertyTypeToJavaSqlType(PropertyType propertyType)

validateProperty

public void validateProperty(Object key,
                             Object value)

needForeignKeyIndex

public boolean needForeignKeyIndex()

supportsClientInfo

public boolean supportsClientInfo()

validateSchemaName

public void validateSchemaName(String schema)

validateTableName

public void validateTableName(String table)

validateColumnName

public void validateColumnName(String column)

Specified by:

validateColumnName in interface SqlDialect

Overrides:

validateColumnName in class BaseSqlDialect

getMinimumSchemaNameLength

public int getMinimumSchemaNameLength()

getMinimumTableNameLength

public int getMinimumTableNameLength()

getMinimumColumnNameLength

public int getMinimumColumnNameLength()

supportsILike

public boolean supportsILike()

needsTimeZone

public boolean needsTimeZone()

setJson

public void setJson(PreparedStatement preparedStatement,
                    int parameterStartIndex,
                    com.fasterxml.jackson.databind.JsonNode json)

setPoint

public void setPoint(PreparedStatement preparedStatement,
                     int parameterStartIndex,
                     Object point)

setLineString

public void setLineString(PreparedStatement preparedStatement,
                          int parameterStartIndex,
                          Object lineString)

setPolygon

public void setPolygon(PreparedStatement preparedStatement,
                       int parameterStartIndex,
                       Object polygon)

setGeographyPoint

public void setGeographyPoint(PreparedStatement preparedStatement,
                              int parameterStartIndex,
                              Object point)

handleOther

public void handleOther(Map<String,Object> properties,
                        String columnName,
                        Object o,
                        PropertyType propertyType)

supportsJson

public boolean supportsJson()

streamSql

public OutputStream streamSql(SqlgGraph sqlgGraph,
                              String sql)

inputStreamSql

public InputStream inputStreamSql(SqlgGraph sqlgGraph,
                                  String sql)

bulkAddEdges

public <L,R> void bulkAddEdges(SqlgGraph sqlgGraph,
                               SchemaTable in,
                               SchemaTable out,
                               String edgeLabel,
                               org.apache.commons.lang3.tuple.Pair<String,String> idFields,
                               Collection<org.apache.commons.lang3.tuple.Pair<L,R>> uids)

lockTable

public void lockTable(SqlgGraph sqlgGraph,
                      SchemaTable schemaTable,
                      String prefix)

alterSequenceCacheSize

public void alterSequenceCacheSize(SqlgGraph sqlgGraph,
                                   SchemaTable schemaTable,
                                   String sequence,
                                   int batchSize)

nextSequenceVal

public long nextSequenceVal(SqlgGraph sqlgGraph,
                            SchemaTable schemaTable,
                            String prefix)

currSequenceVal

public long currSequenceVal(SqlgGraph sqlgGraph,
                            SchemaTable schemaTable,
                            String prefix)

sequenceName

public String sequenceName(SqlgGraph sqlgGraph,
                           SchemaTable outSchemaTable,
                           String prefix)

supportsBulkWithinOut

public boolean supportsBulkWithinOut()

isPostgresql

public boolean isPostgresql()

getGis

public <T> T getGis(SqlgGraph sqlgGraph)

afterCreateTemporaryTableStatement

public String afterCreateTemporaryTableStatement()

columnsToIgnore

public List<String> columnsToIgnore()

sqlgTopologyCreationScripts

public List<String> sqlgTopologyCreationScripts()

convertArray

public Object convertArray(PropertyType propertyType,
                           Array array)
                    throws SQLException

Throws:

SQLException

setArray

public void setArray(PreparedStatement statement,
                     int index,
                     PropertyType type,
                     Object[] values)
              throws SQLException

Throws:

SQLException