com.sqlapp.data.db.dialect.Derby Maven / Gradle / Ivy
/**
* Copyright (C) 2007-2018 Tatsuo Satoh
*
* This file is part of sqlapp-core-derby.
*
* sqlapp-core-derby is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* sqlapp-core-derby is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with sqlapp-core-derby. If not, see nextVersionDialectSupplier) {
super(nextVersionDialectSupplier);
}
/**
* データ型の登録
*/
@Override
protected void registerDataType() {
// CHAR
getDbDataTypes().addChar(SIZE_MAX).setDefaultLength(1)
.setCharset("UTF-16");
// VARCHAR
getDbDataTypes().addVarchar(32672).setCharset("UTF-16");
// LONGVARCHAR(非推奨)
getDbDataTypes().addLongVarchar("LONG VARCHAR", 32700)
.setDefaultLength(32700).setCreateFormat("LONG VARCHAR")
.setCharset("UTF-16");
// CLOB
getDbDataTypes().addClob("CLOB", SIZE_MAX).setCharset("UTF-16");
// UUID
getDbDataTypes().addUUID("CHAR(16) FOR BIT DATA")
.setLiteral("'", "'")
.setFormats("CHAR\\s*\\(\\s*16\\s*\\)\\s*FOR BIT DATA")
.addFormats("CHARACTER\\s*\\(\\s*16\\s*\\)\\s*FOR BIT DATA")
.setAsBinaryType();
// BIT
getDbDataTypes().addBit("BIT(CHAR(1) FOR BIT DATA)")
.setFormats("CHAR\\s*\\(\\s*1\\s*\\)\\s*FOR BIT DATA")
.setLiteral("X'", "'").setDefaultValueLiteral("X'0'");
// BOOLEAN
getDbDataTypes().addBoolean();
// BINARY
getDbDataTypes()
.addBinary("CHAR () FOR BIT DATA", 32672)
.setCreateFormat("CHAR(", ") FOR BIT DATA")
.setFormats(
"CHAR\\s*\\(\\s*([0-9]+){0,1}\\s*\\)\\s*FOR BIT DATA")
.addFormats(
"CHARACTER\\s*\\(\\s*([0-9]+){0,1}\\s*\\)\\s*FOR BIT DATA")
.addFormats("CHAR FOR BIT DATA")
.addFormats("CHARACTER FOR BIT DATA").setLiteral("X'", "'")
.setDefaultValueLiteral("X'0'").setSizeSarrogation(1, BIT)
.setSizeSarrogation(16, UUID);
// VARBINARY
getDbDataTypes()
.addVarBinary("VARCHAR () FOR BIT DATA", 32672)
.setCreateFormat("VARCHAR(", ") FOR BIT DATA")
.setFormats(
"VARCHAR\\s*\\(\\s*([0-9]+){0,1}\\s*\\)\\s*FOR BIT DATA")
.addFormats("VARCHAR FOR BIT DATA").setLiteral("X'", "'")
.setDefaultValueLiteral("X'0'");
// LONGVARBINARY(非推奨)
getDbDataTypes().addVarBinary("LONG VARCHAR FOR BIT DATA", 32700)
.setDefaultLength(32700)
.setCreateFormat("LONG VARCHAR FOR BIT DATA")
.setFormats("LONG VARCHAR FOR BIT DATA").setLiteral("X'", "'")
.setDefaultValueLiteral("X'0'")
.setDeprecated(getDbDataTypes().getDbType(LONGVARBINARY));
// BLOB
getDbDataTypes().addBlob("BLOB", SIZE_MAX);
// TINYINT
getDbDataTypes().addTinyInt();
// SMALLINT
getDbDataTypes().addSmallInt();
// INT
getDbDataTypes().addInt("INTEGER").addFormats("INT");
// BIGINT
getDbDataTypes().addBigInt();
// XML
getDbDataTypes().addSqlXml("XML");
// REAL
getDbDataTypes().addReal();
// Double
getDbDataTypes().addDouble().addFormats("DOUBLE PRECISION");
// DecimalFloat
getDbDataTypes().addDecimalFloat(34);
// Date
getDbDataTypes().addDate().setLiteral("'", "'")
.setDefaultValueLiteral(getCurrentDateFunction());
// Time
getDbDataTypes().addTime().setLiteral("'", "'")
.setDefaultValueLiteral(getCurrentTimeFunction());
// Timestamp
getDbDataTypes().addTimestamp().setLiteral("'", "'")
.setDefaultValueLiteral(getCurrentTimestampFunction());
// Decimal
getDbDataTypes().addDecimal().setDefaultPrecision(19)
.setDefaultScale(5).setMaxPrecision(31).setMaxScale(31);
// Numeric
getDbDataTypes().addNumeric().setDefaultPrecision(19)
.setDefaultScale(5).setMaxPrecision(31).setMaxScale(31);
// 推奨される型の登録
getDbDataTypes().registerRecommend(CHAR, VARCHAR);
getDbDataTypes().registerRecommend(NCHAR, NVARCHAR);
}
/**
* DB名
*/
@Override
public String getProductName() {
return "Apache Derby";
}
/**
* DB製品名(シンプル名)
*/
@Override
public String getSimpleName() {
return "derby";
}
@Override
public boolean supportsWith() {
return true;
}
@Override
public String getIdentityInsertString() {
return "default";
}
@Override
public String getIdentitySelectString() {
return "select identity_val_local() from sysibm.sysdummy1";
}
@Override
public String getSequenceNextValString(String sequenceName) {
return "values nextval for " + sequenceName;
}
@Override
public boolean supportsIdentity() {
return true;
}
@Override
public String getIdentityColumnString() {
return "NOT NULL GENERATED BY DEFAULT AS IDENTITY";
}
@Override
public boolean supportsSequence() {
return true;
}
@Override
public boolean supportsDropCascade() {
return true;
}
@Override
public boolean supportsCascadeDelete() {
return true;
}
@Override
public boolean supportsFunctionOverload() {
return true;
}
@Override
public boolean supportsProcedureOverload() {
return true;
}
@Override
public boolean supportsRuleOnDelete(CascadeRule rule) {
if (rule == CascadeRule.None || rule == CascadeRule.SetNull
|| rule == CascadeRule.Cascade) {
return true;
}
return false;
}
@Override
public boolean supportsCascadeUpdate() {
return true;
}
@Override
public boolean supportsRuleOnUpdate(CascadeRule rule) {
if (rule == CascadeRule.None) {
return true;
}
return false;
}
@Override
public boolean supportsCascadeRistrict() {
return true;
}
@Override
public boolean supportsDefaultValueFunction() {
return true;
}
/**
* 現在日付の取得関数
*/
@Override
public String getCurrentDateFunction() {
return "CURRENT_DATE";
}
/*
* (non-Javadoc)
*
* @see com.sqlapp.data.db.dialect.DbDialect#getCatalogReader()
*/
@Override
public CatalogReader getCatalogReader() {
return new DerbyCatalogReader(this);
}
/*
* (non-Javadoc)
*
* @see com.sqlapp.data.db.dialect.DbDialect#hashCode()
*/
@Override
public int hashCode() {
return this.getProductName().hashCode();
}
/**
* 同値判定
*/
@Override
public boolean equals(Object obj) {
if (!super.equals(obj)) {
return false;
}
return true;
}
@Override
protected SqlFactoryRegistry createSqlFactoryRegistry() {
return new DerbySqlFactoryRegistry(this);
}
@Override
public DerbySqlBuilder createSqlBuilder(){
return new DerbySqlBuilder(this);
}
}