me.saharnooby.lib.query.query.impl

Class Update

java.lang.Object

me.saharnooby.lib.query.query.AbstractQuery

me.saharnooby.lib.query.query.ConditionalQuery<Update>

me.saharnooby.lib.query.query.impl.Update

public final class Update
extends ConditionalQuery<Update>

An UPDATE query.

Since:

17:03 15.11.2019

Author:

saharNooby

Field Summary

Fields inherited from class me.saharnooby.lib.query.query.ConditionalQuery

conditions

Constructor Summary

Constructors

Constructor and Description
Update()

Method Summary

Modifier and Type	Method and Description
List<Object>	getParams()
String	getSQL()
Update	value(@NonNull String column, @NonNull Object value) Adds a value to be set for the specified column.
Update	valueExpr(@NonNull String column, @NonNull String expr, Object... params) Adds an SQL expression value to be set for the specified column.
Update	valueNull(@NonNull String column) Adds a NULL value for the specified column.
Update	valueNullable(@NonNull String column, Object value) If specified value is null, adds a NULL value for the specified column, otherwise adds specified value as value for the column.

Methods inherited from class me.saharnooby.lib.query.query.ConditionalQuery

appendConditions, where, whereExpr, whereNull, whereNullable

Methods inherited from class me.saharnooby.lib.query.query.AbstractQuery

prepareStatement, prepareStatement, query, queryAndMap, queryAndMapAll, update, update, updateWithKeys, updateWithKeysAndMap, updateWithKeysAndMapAll

Methods inherited from class java.lang.Object

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

Constructor Detail

Update

public Update()

Method Detail

value

public Update value(@NonNull
                    @NonNull String column,
                    @NonNull
                    @NonNull Object value)

Adds a value to be set for the specified column.

Parameters:

column - Column name.

value - Value.

Returns:

This object.

valueExpr

public Update valueExpr(@NonNull
                        @NonNull String column,
                        @NonNull
                        @NonNull String expr,
                        @NonNull
                        Object... params)

Adds an SQL expression value to be set for the specified column.

Parameters:

column - Column name.

expr - SQL expression.

params - Expression parameters (for filling in placeholders ?).

Returns:

This object.

valueNull

public Update valueNull(@NonNull
                        @NonNull String column)

Adds a NULL value for the specified column.

Parameters:

column - Column name.

Returns:

This object.

valueNullable

public Update valueNullable(@NonNull
                            @NonNull String column,
                            Object value)

If specified value is null, adds a NULL value for the specified column, otherwise adds specified value as value for the column.

Parameters:

column - Column name.

value - Nullable value.

Returns:

This object.

getSQL

public String getSQL()

Specified by:

getSQL in class AbstractQuery

Returns:

The SQL query.

getParams

public List<Object> getParams()

Specified by:

getParams in class AbstractQuery

Returns:

Values of the query parameters, in order of occurence (denoted by ? in the SQL query).