org.jooq.util.postgres.PostgresDSL Maven / Gradle / Ivy
/**
* Copyright (c) 2009-2014, Data Geekery GmbH (http://www.datageekery.com)
* All rights reserved.
*
* This work is dual-licensed
* - under the Apache Software License 2.0 (the "ASL")
* - under the jOOQ License and Maintenance Agreement (the "jOOQ License")
* =============================================================================
* You may choose which license applies to you:
*
* - If you're using this work with Open Source databases, you may choose
* either ASL or jOOQ License.
* - If you're using this work with at least one commercial database, you must
* choose jOOQ License
*
* For more information, please visit http://www.jooq.org/licenses
*
* Apache Software License 2.0:
* -----------------------------------------------------------------------------
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* jOOQ License and Maintenance Agreement:
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* non-transferable license to install and use the Software under the terms of
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*
* This library is distributed with a LIMITED WARRANTY. See the jOOQ License
* and Maintenance Agreement for more details: http://www.jooq.org/licensing
*/
package org.jooq.util.postgres;
import static org.jooq.SQLDialect.POSTGRES;
import org.jooq.Field;
import org.jooq.Record;
import org.jooq.SQLDialect;
import org.jooq.Support;
import org.jooq.Table;
import org.jooq.impl.DSL;
import org.jooq.impl.SQLDataType;
/**
* The {@link SQLDialect#POSTGRES} specific DSL.
*
* @author Lukas Eder
*/
public class PostgresDSL extends DSL {
/**
* No instances
*/
private PostgresDSL() {}
// -------------------------------------------------------------------------
// PostgreSQL-specific array functions
// -------------------------------------------------------------------------
/**
* The PostgreSQL array_append(anyarray, anyelement) function.
*
* Example:
* {1, 2, 3} = array_append(ARRAY[1, 2], 3)
* Field arrayAppend(T[] array, T value) {
return arrayAppend(val(array), val(value));
}
/**
* The PostgreSQL array_append(anyarray, anyelement) function.
*
* Example:
* {1, 2, 3} = array_append(ARRAY[1, 2], 3)
* Field arrayAppend(T[] array, Field value) {
return arrayAppend(val(array), value);
}
/**
* The PostgreSQL array_append(anyarray, anyelement) function.
*
* Example:
* {1, 2, 3} = array_append(ARRAY[1, 2], 3)
* Field arrayAppend(Field array, T value) {
return arrayAppend(array, val(value));
}
/**
* The PostgreSQL array_append(anyarray, anyelement) function.
*
* Example:
* {1, 2, 3} = array_append(ARRAY[1, 2], 3)
* Field arrayAppend(Field array, Field value) {
return field("{array_append}({0}, {1})", nullSafe(array).getDataType(), nullSafe(array), nullSafe(value));
}
/**
* The PostgreSQL array_prepend(anyarray, anyelement) function.
*
* Example:
* {1, 2, 3} = array_prepend(1, ARRAY[2, 3])
* Field arrayPrepend(T value, T[] array) {
return arrayPrepend(val(value), val(array));
}
/**
* The PostgreSQL array_prepend(anyarray, anyelement) function.
*
* Example:
* {1, 2, 3} = array_prepend(1, ARRAY[2, 3])
* Field arrayPrepend(Field value, T[] array) {
return arrayPrepend(value, val(array));
}
/**
* The PostgreSQL array_prepend(anyarray, anyelement) function.
*
* Example:
* {1, 2, 3} = array_prepend(1, ARRAY[2, 3])
* Field arrayPrepend(T value, Field array) {
return arrayPrepend(val(value), array);
}
/**
* The PostgreSQL array_prepend(anyarray, anyelement) function.
*
* Example:
* {1, 2, 3} = array_prepend(1, ARRAY[2, 3])
* Field arrayPrepend(Field value, Field array) {
return field("{array_prepend}({0}, {1})", nullSafe(array).getDataType(), nullSafe(value), nullSafe(array));
}
/**
* The PostgreSQL array_cat(anyarray, anyelement) function.
*
* Example:
* {1, 2, 3, 4, 5} = array_cat(ARRAY[1, 2], ARRAY[3, 4, 5])
* Field arrayCat(T[] array1, T[] array2) {
return arrayCat(val(array1), val(array2));
}
/**
* The PostgreSQL array_cat(anyarray, anyelement) function.
*
* Example:
* {1, 2, 3, 4, 5} = array_cat(ARRAY[1, 2], ARRAY[3, 4, 5])
* Field arrayCat(T[] array1, Field array2) {
return arrayCat(val(array1), array2);
}
/**
* The PostgreSQL array_cat(anyarray, anyelement) function.
*
* Example:
* {1, 2, 3, 4, 5} = array_cat(ARRAY[1, 2], ARRAY[3, 4, 5])
* Field arrayCat(Field array1, T[] array2) {
return arrayCat(array1, val(array2));
}
/**
* The PostgreSQL array_cat(anyarray, anyelement) function.
*
* Example:
* {1, 2, 3, 4, 5} = array_cat(ARRAY[1, 2], ARRAY[3, 4, 5])
* Field arrayCat(Field array1, Field array2) {
return field("{array_cat}({0}, {1})", nullSafe(array1).getDataType(), nullSafe(array1), nullSafe(array2));
}
/**
* The PostgreSQL array_to_string(anyarray, delimiter) function.
*
* Example:
* '1~^~2~^~3' = array_to_string(ARRAY[1, 2, 3], '~^~')
* arrayToString(Object[] array, String delimiter) {
return arrayToString(val(array), val(delimiter));
}
/**
* The PostgreSQL array_to_string(anyarray, delimiter) function.
*
* Example:
* '1~^~2~^~3' = array_to_string(ARRAY[1, 2, 3], '~^~')
* arrayToString(Object[] array, Field delimiter) {
return arrayToString(val(array), delimiter);
}
/**
* The PostgreSQL array_to_string(anyarray, delimiter) function.
*
* Example:
* '1~^~2~^~3' = array_to_string(ARRAY[1, 2, 3], '~^~')
* arrayToString(Field array, String delimiter) {
return arrayToString(array, val(delimiter));
}
/**
* The PostgreSQL array_to_string(anyarray, delimiter) function.
*
* Example:
* '1~^~2~^~3' = array_to_string(ARRAY[1, 2, 3], '~^~')
* arrayToString(Field array, Field delimiter) {
return field("{array_to_string}({0}, {1})", SQLDataType.VARCHAR, nullSafe(array), nullSafe(delimiter));
}
/**
* The PostgreSQL string_to_array(anyarray, delimiter) function.
*
* Example:
* {xx,NULL,zz} = string_to_array('xx~^~yy~^~zz', '~^~', 'yy')
* stringToArray(String string, String delimiter) {
return stringToArray(val(string), val(delimiter));
}
/**
* The PostgreSQL string_to_array(anyarray, delimiter) function.
*
* Example:
* {xx,NULL,zz} = string_to_array('xx~^~yy~^~zz', '~^~', 'yy')
* stringToArray(String string, Field delimiter) {
return stringToArray(val(string), delimiter);
}
/**
* The PostgreSQL string_to_array(anyarray, delimiter) function.
*
* Example:
* {xx,NULL,zz} = string_to_array('xx~^~yy~^~zz', '~^~', 'yy')
* stringToArray(Field string, String delimiter) {
return stringToArray(string, val(delimiter));
}
/**
* The PostgreSQL string_to_array(anyarray, delimiter) function.
*
* Example:
* {xx,NULL,zz} = string_to_array('xx~^~yy~^~zz', '~^~', 'yy')
* stringToArray(Field string, Field delimiter) {
return field("{string_to_array}({0}, {1})", SQLDataType.VARCHAR.getArrayDataType(), nullSafe(string), nullSafe(delimiter));
}
// -------------------------------------------------------------------------
// Other PostgreSQL-specific functions / clauses
// -------------------------------------------------------------------------
/**
* Get the PostgreSQL-specific ONLY [table] clause for use with
* table inheritance.
*
* Example:
* SELECT * FROM ONLY parent_table
* only(Table table) {
return table("{only} {0}", table);
}
/**
* Get the PostgreSQL-specific [table].oid column from any table.
*/
@Support({ POSTGRES })
public static Field oid(Table table) {
return field("{0}.oid", Long.class, table);
}
}