org.jooq.util.hsqldb.HSQLDBDatabase Maven / Gradle / Ivy
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* Licensed under the Apache License, Version 2.0 (the "License");
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* database integrations.
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package org.jooq.util.hsqldb;
import static org.jooq.impl.DSL.field;
import static org.jooq.impl.DSL.name;
import static org.jooq.impl.DSL.nvl;
import static org.jooq.util.hsqldb.information_schema.Tables.CHECK_CONSTRAINTS;
import static org.jooq.util.hsqldb.information_schema.Tables.ELEMENT_TYPES;
import static org.jooq.util.hsqldb.information_schema.Tables.KEY_COLUMN_USAGE;
import static org.jooq.util.hsqldb.information_schema.Tables.REFERENTIAL_CONSTRAINTS;
import static org.jooq.util.hsqldb.information_schema.Tables.ROUTINES;
import static org.jooq.util.hsqldb.information_schema.Tables.SCHEMATA;
import static org.jooq.util.hsqldb.information_schema.Tables.SEQUENCES;
import static org.jooq.util.hsqldb.information_schema.Tables.SYSTEM_INDEXINFO;
import static org.jooq.util.hsqldb.information_schema.Tables.TABLES;
import static org.jooq.util.hsqldb.information_schema.Tables.TABLE_CONSTRAINTS;
import java.sql.SQLException;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import org.jooq.DSLContext;
import org.jooq.Field;
import org.jooq.Record;
import org.jooq.Record4;
import org.jooq.Result;
import org.jooq.SQLDialect;
import org.jooq.SortOrder;
import org.jooq.impl.DSL;
import org.jooq.tools.JooqLogger;
import org.jooq.util.AbstractDatabase;
import org.jooq.util.AbstractIndexDefinition;
import org.jooq.util.ArrayDefinition;
import org.jooq.util.CatalogDefinition;
import org.jooq.util.ColumnDefinition;
import org.jooq.util.DataTypeDefinition;
import org.jooq.util.DefaultCheckConstraintDefinition;
import org.jooq.util.DefaultDataTypeDefinition;
import org.jooq.util.DefaultIndexColumnDefinition;
import org.jooq.util.DefaultRelations;
import org.jooq.util.DefaultSequenceDefinition;
import org.jooq.util.DomainDefinition;
import org.jooq.util.EnumDefinition;
import org.jooq.util.IndexColumnDefinition;
import org.jooq.util.IndexDefinition;
import org.jooq.util.PackageDefinition;
import org.jooq.util.RoutineDefinition;
import org.jooq.util.SchemaDefinition;
import org.jooq.util.SequenceDefinition;
import org.jooq.util.TableDefinition;
import org.jooq.util.UDTDefinition;
import org.jooq.util.hsqldb.information_schema.tables.CheckConstraints;
import org.jooq.util.hsqldb.information_schema.tables.TableConstraints;
/**
* The HSQLDB database
*
* @author Lukas Eder
*/
public class HSQLDBDatabase extends AbstractDatabase {
@Override
protected DSLContext create0() {
return DSL.using(getConnection(), SQLDialect.HSQLDB);
}
@Override
protected List getIndexes0() throws SQLException {
List result = new ArrayList();
// Same implementation as in H2Database and MySQLDatabase
Map> indexes = create()
.select(
SYSTEM_INDEXINFO.TABLE_SCHEM,
SYSTEM_INDEXINFO.TABLE_NAME,
SYSTEM_INDEXINFO.INDEX_NAME,
SYSTEM_INDEXINFO.NON_UNIQUE,
SYSTEM_INDEXINFO.COLUMN_NAME,
SYSTEM_INDEXINFO.ORDINAL_POSITION,
SYSTEM_INDEXINFO.ASC_OR_DESC)
.from(SYSTEM_INDEXINFO)
.where(SYSTEM_INDEXINFO.TABLE_SCHEM.in(getInputSchemata()))
.orderBy(
SYSTEM_INDEXINFO.TABLE_SCHEM,
SYSTEM_INDEXINFO.TABLE_NAME,
SYSTEM_INDEXINFO.INDEX_NAME,
SYSTEM_INDEXINFO.ORDINAL_POSITION)
.fetchGroups(
new Field[] {
SYSTEM_INDEXINFO.TABLE_SCHEM,
SYSTEM_INDEXINFO.TABLE_NAME,
SYSTEM_INDEXINFO.INDEX_NAME,
SYSTEM_INDEXINFO.NON_UNIQUE
},
new Field[] {
SYSTEM_INDEXINFO.COLUMN_NAME,
SYSTEM_INDEXINFO.ORDINAL_POSITION,
SYSTEM_INDEXINFO.ASC_OR_DESC
});
indexLoop:
for (Entry> entry : indexes.entrySet()) {
final Record index = entry.getKey();
final Result cols = entry.getValue();
final SchemaDefinition tableSchema = getSchema(index.get(SYSTEM_INDEXINFO.TABLE_SCHEM));
final String indexName = index.get(SYSTEM_INDEXINFO.INDEX_NAME);
final String tableName = index.get(SYSTEM_INDEXINFO.TABLE_NAME);
final TableDefinition table = getTable(tableSchema, tableName);
final boolean unique = !index.get(SYSTEM_INDEXINFO.NON_UNIQUE, boolean.class);
if (table != null) {
// [#6310] [#6620] Function-based indexes are not yet supported
for (Record column : cols)
if (table.getColumn(column.get(SYSTEM_INDEXINFO.COLUMN_NAME)) == null)
continue indexLoop;
result.add(new AbstractIndexDefinition(tableSchema, indexName, table, unique) {
List indexColumns = new ArrayList();
{
for (Record column : cols) {
indexColumns.add(new DefaultIndexColumnDefinition(
this,
table.getColumn(column.get(SYSTEM_INDEXINFO.COLUMN_NAME)),
"D".equals(column.get(SYSTEM_INDEXINFO.ASC_OR_DESC)) ? SortOrder.DESC : SortOrder.ASC,
column.get(SYSTEM_INDEXINFO.ORDINAL_POSITION, int.class)
));
}
}
@Override
protected List getIndexColumns0() {
return indexColumns;
}
});
}
}
return result;
}
@Override
protected void loadPrimaryKeys(DefaultRelations relations) throws SQLException {
for (Record record : fetchKeys("PRIMARY KEY")) {
SchemaDefinition schema = getSchema(record.get(KEY_COLUMN_USAGE.TABLE_SCHEMA));
String key = record.get(KEY_COLUMN_USAGE.CONSTRAINT_NAME);
String tableName = record.get(KEY_COLUMN_USAGE.TABLE_NAME);
String columnName = record.get(KEY_COLUMN_USAGE.COLUMN_NAME);
TableDefinition table = getTable(schema, tableName);
if (table != null) {
relations.addPrimaryKey(key, table.getColumn(columnName));
}
}
}
@Override
protected void loadUniqueKeys(DefaultRelations relations) throws SQLException {
for (Record record : fetchKeys("UNIQUE")) {
SchemaDefinition schema = getSchema(record.get(KEY_COLUMN_USAGE.TABLE_SCHEMA));
String key = record.get(KEY_COLUMN_USAGE.CONSTRAINT_NAME);
String tableName = record.get(KEY_COLUMN_USAGE.TABLE_NAME);
String columnName = record.get(KEY_COLUMN_USAGE.COLUMN_NAME);
TableDefinition table = getTable(schema, tableName);
if (table != null) {
relations.addUniqueKey(key, table.getColumn(columnName));
}
}
}
private Result> fetchKeys(String constraintType) {
return create()
.select(
KEY_COLUMN_USAGE.TABLE_SCHEMA,
KEY_COLUMN_USAGE.CONSTRAINT_NAME,
KEY_COLUMN_USAGE.TABLE_NAME,
KEY_COLUMN_USAGE.COLUMN_NAME)
.from(TABLE_CONSTRAINTS
.join(KEY_COLUMN_USAGE)
.on(TABLE_CONSTRAINTS.CONSTRAINT_SCHEMA.equal(KEY_COLUMN_USAGE.CONSTRAINT_SCHEMA))
.and(TABLE_CONSTRAINTS.CONSTRAINT_NAME.equal(KEY_COLUMN_USAGE.CONSTRAINT_NAME)))
.where(TABLE_CONSTRAINTS.CONSTRAINT_TYPE.equal(constraintType))
.and(TABLE_CONSTRAINTS.TABLE_SCHEMA.in(getInputSchemata()))
.orderBy(
KEY_COLUMN_USAGE.TABLE_SCHEMA.asc(),
KEY_COLUMN_USAGE.TABLE_NAME.asc(),
KEY_COLUMN_USAGE.CONSTRAINT_NAME.asc(),
KEY_COLUMN_USAGE.ORDINAL_POSITION.asc())
.fetch();
}
@Override
protected void loadForeignKeys(DefaultRelations relations) throws SQLException {
Result result = create()
.select(
REFERENTIAL_CONSTRAINTS.UNIQUE_CONSTRAINT_NAME,
REFERENTIAL_CONSTRAINTS.UNIQUE_CONSTRAINT_SCHEMA,
KEY_COLUMN_USAGE.CONSTRAINT_NAME,
KEY_COLUMN_USAGE.TABLE_SCHEMA,
KEY_COLUMN_USAGE.TABLE_NAME,
KEY_COLUMN_USAGE.COLUMN_NAME)
.from(REFERENTIAL_CONSTRAINTS)
.join(KEY_COLUMN_USAGE)
.on(KEY_COLUMN_USAGE.CONSTRAINT_SCHEMA.equal(REFERENTIAL_CONSTRAINTS.CONSTRAINT_SCHEMA))
.and(KEY_COLUMN_USAGE.CONSTRAINT_NAME.equal(REFERENTIAL_CONSTRAINTS.CONSTRAINT_NAME))
.where(KEY_COLUMN_USAGE.TABLE_SCHEMA.in(getInputSchemata()))
.orderBy(
KEY_COLUMN_USAGE.TABLE_SCHEMA.asc(),
KEY_COLUMN_USAGE.TABLE_NAME.asc(),
KEY_COLUMN_USAGE.CONSTRAINT_NAME.asc(),
KEY_COLUMN_USAGE.ORDINAL_POSITION.asc())
.fetch();
for (Record record : result) {
SchemaDefinition foreignKeySchema = getSchema(record.get(KEY_COLUMN_USAGE.TABLE_SCHEMA));
SchemaDefinition uniqueKeySchema = getSchema(record.get(REFERENTIAL_CONSTRAINTS.UNIQUE_CONSTRAINT_SCHEMA));
String foreignKey = record.get(KEY_COLUMN_USAGE.CONSTRAINT_NAME);
String foreignKeyTable = record.get(KEY_COLUMN_USAGE.TABLE_NAME);
String foreignKeyColumn = record.get(KEY_COLUMN_USAGE.COLUMN_NAME);
String uniqueKey = record.get(REFERENTIAL_CONSTRAINTS.UNIQUE_CONSTRAINT_NAME);
TableDefinition referencingTable = getTable(foreignKeySchema, foreignKeyTable);
if (referencingTable != null) {
ColumnDefinition referencingColumn = referencingTable.getColumn(foreignKeyColumn);
relations.addForeignKey(foreignKey, uniqueKey, referencingColumn, uniqueKeySchema);
}
}
}
@Override
protected void loadCheckConstraints(DefaultRelations relations) throws SQLException {
TableConstraints tc = TABLE_CONSTRAINTS.as("tc");
CheckConstraints cc = CHECK_CONSTRAINTS.as("cc");
// [#2808] [#3019] Workaround for bad handling of JOIN .. USING
Field constraintName = field(name(cc.CONSTRAINT_NAME.getName()), String.class);
for (Record record : create()
.select(
tc.TABLE_SCHEMA,
tc.TABLE_NAME,
constraintName,
cc.CHECK_CLAUSE
)
.from(tc)
.join(cc)
.using(tc.CONSTRAINT_CATALOG, tc.CONSTRAINT_SCHEMA, tc.CONSTRAINT_NAME)
.where(tc.TABLE_SCHEMA.in(getInputSchemata()))
.fetch()) {
SchemaDefinition schema = getSchema(record.get(tc.TABLE_SCHEMA));
TableDefinition table = getTable(schema, record.get(tc.TABLE_NAME));
if (table != null) {
relations.addCheckConstraint(table, new DefaultCheckConstraintDefinition(
schema,
table,
record.get(constraintName),
record.get(cc.CHECK_CLAUSE)
));
}
}
}
@Override
protected List getCatalogs0() throws SQLException {
List result = new ArrayList();
result.add(new CatalogDefinition(this, "", ""));
return result;
}
@Override
protected List getSchemata0() throws SQLException {
List result = new ArrayList();
for (String name : create()
.select(SCHEMATA.SCHEMA_NAME)
.from(SCHEMATA)
.fetch(SCHEMATA.SCHEMA_NAME)) {
result.add(new SchemaDefinition(this, name, ""));
}
return result;
}
@Override
protected List getSequences0() throws SQLException {
List result = new ArrayList();
for (Record record : create()
.select(
SEQUENCES.SEQUENCE_SCHEMA,
SEQUENCES.SEQUENCE_NAME,
SEQUENCES.DATA_TYPE)
.from(SEQUENCES)
.where(SEQUENCES.SEQUENCE_SCHEMA.in(getInputSchemata()))
.orderBy(
SEQUENCES.SEQUENCE_SCHEMA,
SEQUENCES.SEQUENCE_NAME)
.fetch()) {
SchemaDefinition schema = getSchema(record.get(SEQUENCES.SEQUENCE_SCHEMA));
DataTypeDefinition type = new DefaultDataTypeDefinition(
this,
schema,
record.get(SEQUENCES.DATA_TYPE)
);
result.add(new DefaultSequenceDefinition(
schema, record.get(SEQUENCES.SEQUENCE_NAME), type));
}
return result;
}
@Override
protected List getTables0() throws SQLException {
List result = new ArrayList();
for (Record record : create()
.select(
TABLES.TABLE_SCHEMA,
TABLES.TABLE_NAME)
.from(TABLES)
.where(TABLES.TABLE_SCHEMA.in(getInputSchemata()))
.orderBy(
TABLES.TABLE_SCHEMA,
TABLES.TABLE_NAME)
.fetch()) {
SchemaDefinition schema = getSchema(record.get(TABLES.TABLE_SCHEMA));
String name = record.get(TABLES.TABLE_NAME);
String comment = "";
result.add(new HSQLDBTableDefinition(schema, name, comment));
}
return result;
}
@Override
protected List getEnums0() throws SQLException {
List result = new ArrayList();
return result;
}
@Override
protected List getDomains0() throws SQLException {
List result = new ArrayList();
return result;
}
@Override
protected List getUDTs0() throws SQLException {
List result = new ArrayList();
return result;
}
@Override
protected List getArrays0() throws SQLException {
List result = new ArrayList();
return result;
}
@Override
protected List getRoutines0() throws SQLException {
List result = new ArrayList();
for (Record record : create()
.select(
ROUTINES.ROUTINE_SCHEMA,
ROUTINES.ROUTINE_NAME,
ROUTINES.SPECIFIC_NAME,
nvl(ELEMENT_TYPES.COLLECTION_TYPE_IDENTIFIER, ROUTINES.DATA_TYPE).as("datatype"),
ROUTINES.NUMERIC_PRECISION,
ROUTINES.NUMERIC_SCALE,
field(ROUTINES.ROUTINE_DEFINITION.likeRegex(".*(?i:(\\w+\\s+)+aggregate\\s+function).*")).as("aggregate"))
.from(ROUTINES)
.leftOuterJoin(ELEMENT_TYPES)
.on(ROUTINES.ROUTINE_SCHEMA.equal(ELEMENT_TYPES.OBJECT_SCHEMA))
.and(ROUTINES.ROUTINE_NAME.equal(ELEMENT_TYPES.OBJECT_NAME))
.and(ROUTINES.DTD_IDENTIFIER.equal(ELEMENT_TYPES.COLLECTION_TYPE_IDENTIFIER))
.where(ROUTINES.ROUTINE_SCHEMA.in(getInputSchemata()))
.orderBy(
ROUTINES.ROUTINE_SCHEMA,
ROUTINES.ROUTINE_NAME)
.fetch()) {
String datatype = record.get("datatype", String.class);
// [#3285] We currently do not recognise HSQLDB table-valued functions as such.
if (datatype != null && datatype.toUpperCase().startsWith("ROW")) {
JooqLogger.getLogger(getClass()).info("A row : " +datatype);
datatype = "ROW";
}
result.add(new HSQLDBRoutineDefinition(
getSchema(record.get(ROUTINES.ROUTINE_SCHEMA)),
record.get(ROUTINES.ROUTINE_NAME),
record.get(ROUTINES.SPECIFIC_NAME),
datatype,
record.get(ROUTINES.NUMERIC_PRECISION),
record.get(ROUTINES.NUMERIC_SCALE),
record.get("aggregate", boolean.class)));
}
return result;
}
@Override
protected List getPackages0() throws SQLException {
List result = new ArrayList();
return result;
}
}
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