me.saharnooby.lib.query.query

Class Query

java.lang.Object

me.saharnooby.lib.query.query.Query

public final class Query
extends Object

Utility class for creating query objects.

Since:

18:11 14.11.2019

Author:

saharNooby

Constructor Summary

Constructors

Constructor and Description
Query()

Method Summary

Modifier and Type	Method and Description
static CreateTable	createTable(@NonNull String tableName)
static CreateTable	createTable(@NonNull String database, @NonNull String tableName)
static Delete	deleteFrom(@NonNull String tableName)
static Delete	deleteFrom(@NonNull String database, @NonNull String tableName)
static Insert	insertInto(@NonNull String tableName)
static Insert	insertInto(@NonNull String database, @NonNull String tableName)
static AbstractQuery	of(@NonNull String sql, Object... params) Creates a raw query from arbitrary SQL text.
static Select	select(String... columns)
static Update	update(@NonNull String tableName)
static Update	update(@NonNull String database, @NonNull String tableName)

Methods inherited from class java.lang.Object

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

Constructor Detail

Query

public Query()

Method Detail

createTable

public static CreateTable createTable(@NonNull
                                      @NonNull String tableName)

Parameters:

tableName - Name of the table to be created.

Returns:

A CREATE TABLE query.

insertInto

public static Insert insertInto(@NonNull
                                @NonNull String tableName)

Parameters:

tableName - Name of the table to be updated.

Returns:

An INSERT query.

update

public static Update update(@NonNull
                            @NonNull String tableName)

Parameters:

tableName - Name of the table to be updated.

Returns:

An UPDATE query.

deleteFrom

public static Delete deleteFrom(@NonNull
                                @NonNull String tableName)

Parameters:

tableName - Name of the table to be updated.

Returns:

A DELETE query.

select

public static Select select(@NonNull
                            String... columns)

Parameters:

columns - Names of the columns to select. If empty, caller then must specify selected columns or expressions itself.

Returns:

A SELECT query.

createTable

public static CreateTable createTable(@NonNull
                                      @NonNull String database,
                                      @NonNull
                                      @NonNull String tableName)

Parameters:

database - Name of the database containing the table.

tableName - Name of the table to be created.

Returns:

A CREATE TABLE query.

insertInto

public static Insert insertInto(@NonNull
                                @NonNull String database,
                                @NonNull
                                @NonNull String tableName)

Parameters:

database - Name of the database containing the table.

tableName - Name of the table to be updated.

Returns:

An INSERT query.

update

public static Update update(@NonNull
                            @NonNull String database,
                            @NonNull
                            @NonNull String tableName)

Parameters:

database - Name of the database containing the table.

tableName - Name of the table to be updated.

Returns:

An UPDATE query.

deleteFrom

public static Delete deleteFrom(@NonNull
                                @NonNull String database,
                                @NonNull
                                @NonNull String tableName)

Parameters:

database - Name of the database containing the table.

tableName - Name of the table to be updated.

Returns:

A DELETE query.

of

public static AbstractQuery of(@NonNull
                               @NonNull String sql,
                               @NonNull
                               Object... params)

Creates a raw query from arbitrary SQL text.

Parameters:

sql - SQL query.

params - Parameters (for filling in ? placeholders).

Returns:

A query.