com.github.braisdom.objsql.sql.function

类 PostgreSql

java.lang.Object

com.github.braisdom.objsql.sql.function.PostgreSql

public class PostgreSql
extends Object

构造器概要

构造器

构造器和说明
PostgreSql()

方法概要

限定符和类型	方法和说明
static Expression	addDate(Expression expression, int day)
static Expression	addDate(String dateString, int day)
static Expression	addHour(Expression expression, int hour)
static Expression	addHour(String dateString, int hour)
static Expression	concatWs(String delimiter, Expression... expressions)
static Expression	enumFirst(Expression expression)
static Expression	enumLast(Expression expression)
static Expression	enumRange(Expression... expressions)
static Expression	enumRange(Expression expression)
static Expression	extract(String field, Expression expression)
static Expression	extractDayOfYear(Expression expression)
static Expression	extractHour(Expression expression)
static Expression	extractMonth(Expression expression)
static Expression	extractQuarter(Expression expression)
static Expression	extractWeek(Expression expression)
static Expression	extractYear(Expression expression)
static Expression	md5(Expression expression)
static Expression	md5(String literal)
static Expression	minusDate(Expression expression, int day)
static Expression	minusDate(String dateString, int day)
static Expression	minusHour(Expression expression, int hour)
static Expression	minusHour(String dateString, int hour)
static Expression	notSimilar(Expression expression, String pattern)
static Expression	similar(Expression expression, String pattern)
static Expression	toDate(String str)
static Expression	toDateTime(String str)
static Expression	truncateDay(Expression expression)
static Expression	truncateHour(Expression expression)

从类继承的方法 java.lang.Object

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

构造器详细资料

PostgreSql

public PostgreSql()

方法详细资料

concatWs

public static final Expression concatWs(String delimiter,
                                        Expression... expressions)
                                 throws SQLSyntaxException

抛出:

SQLSyntaxException

md5

public static final Expression md5(Expression expression)

md5

public static final Expression md5(String literal)

similar

public static final Expression similar(Expression expression,
                                       String pattern)

notSimilar

public static final Expression notSimilar(Expression expression,
                                          String pattern)

toDate

public static final Expression toDate(String str)

toDateTime

public static final Expression toDateTime(String str)

addDate

public static final Expression addDate(String dateString,
                                       int day)

addHour

public static final Expression addHour(String dateString,
                                       int hour)

addDate

public static final Expression addDate(Expression expression,
                                       int day)

addHour

public static final Expression addHour(Expression expression,
                                       int hour)

minusDate

public static final Expression minusDate(String dateString,
                                         int day)

minusHour

public static final Expression minusHour(String dateString,
                                         int hour)

minusDate

public static final Expression minusDate(Expression expression,
                                         int day)

minusHour

public static final Expression minusHour(Expression expression,
                                         int hour)

truncateDay

public static final Expression truncateDay(Expression expression)

truncateHour

public static final Expression truncateHour(Expression expression)

extractYear

public static final Expression extractYear(Expression expression)

extractQuarter

public static final Expression extractQuarter(Expression expression)

extractMonth

public static final Expression extractMonth(Expression expression)

extractWeek

public static final Expression extractWeek(Expression expression)

extractDayOfYear

public static final Expression extractDayOfYear(Expression expression)

extractHour

public static final Expression extractHour(Expression expression)

extract

public static final Expression extract(String field,
                                       Expression expression)

enumFirst

public static final Expression enumFirst(Expression expression)

enumLast

public static final Expression enumLast(Expression expression)

enumRange

public static final Expression enumRange(Expression expression)

enumRange

public static final Expression enumRange(Expression... expressions)