16990059345

Committed 15 Aug 2025 12:34PM UTC coverage: 66.782% (-6.6%) from 73.399%

Build # 16990059345

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github

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torand

Commit Message

chore: access central snapshots

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0.0

/src/main/java/io/github/torand/fastersql/dialect/AnsiIsoDialect.java

/*
 * Copyright (c) 2024-2025 Tore Eide Andersen
 *
 * 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.
 */
package io.github.torand.fastersql.dialect;

import io.github.torand.fastersql.function.singlerow.cast.DataType;

import java.util.EnumSet;
import java.util.List;
import java.util.Optional;

import static io.github.torand.fastersql.dialect.Capability.FULL_OUTER_JOIN;
import static io.github.torand.fastersql.dialect.Capability.LIMIT_OFFSET;
import static io.github.torand.fastersql.dialect.Capability.MODULO_OPERATOR;
import static io.github.torand.fastersql.dialect.Capability.SELECT_FOR_UPDATE;
import static io.github.torand.fastersql.dialect.Capability.SET_OPERATION_PARENTHESES;
import static io.github.torand.fastersql.dialect.Capability.TRUNCATE_TABLE;

/**
 * Defines the <a href="https://standards.iso.org/iso-iec/9075/-2/ed-6/en/ISO_IEC_9075-2(E)_Foundation.bnf.txt">ANSI/ISO</a> (ISO/IEC 9075) SQL dialect.
 */
public class AnsiIsoDialect implements Dialect {
    private static final EnumSet<Capability> SUPPORTED_CAPS = EnumSet.of(LIMIT_OFFSET, MODULO_OPERATOR, SELECT_FOR_UPDATE, TRUNCATE_TABLE, FULL_OUTER_JOIN, SET_OPERATION_PARENTHESES);

    /**
     * Creates an ANSI/ISO {@link Dialect} implementation.
     */
    public AnsiIsoDialect() {}

    @Override
    public String getProductName() {
        return "ANSI/ISO";
    }

    @Override
    public boolean offsetBeforeLimit() {
        return true;
    }

    @Override
    public Optional<String> formatRowOffsetClause() {
        return Optional.of("offset ? rows");
    }

    @Override
    public Optional<String> formatRowLimitClause() {
        return Optional.of("fetch next ? rows only");
    }

    @Override
    public Optional<String> formatRowNumLiteral() {
        return Optional.empty();
    }

    @Override
    public String formatToNumberFunction(String operand, int precision, int scale) {
        return "to_number(%s)".formatted(operand);
    }

    @Override
    public String formatToCharFunction(String operand, String format) {
        return "to_char(%s, %s)".formatted(operand, format);
    }

    @Override
    public String formatSubstringFunction(String operand, int startPos, int length) {
        return "substring(" + operand + ", " + startPos + ", " + length + ")";
    }

    @Override
    public String formatConcatFunction(List<String> operands) {
        return "concat(%s)".formatted(String.join(", ", operands));
    }

    @Override
    public String formatLengthFunction(String operand) {
        return "length(" + operand + ")";
    }

    @Override
    public String formatCeilFunction(String operand) {
        return "ceil(" + operand + ")";
    }

    @Override
    public String formatLnFunction(String operand) {
        return "ln(" + operand + ")";
    }

    @Override
    public String formatRoundFunction(String operand) {
        return "round(" + operand + ")";
    }

    @Override
    public String formatModuloFunction(String divisor, String dividend) {
        throw new UnsupportedOperationException("ANSI/ISO SQL does not support the mod() function (use the modulo infix operator instead)");
    }

    @Override
    public String formatCurrentDateFunction() {
        return "current_date";
    }

    @Override
    public Optional<String> getDataType(DataType dataType) {
        return Optional.ofNullable(switch(dataType.getIsoDataType()) {
            case BOOLEAN -> "boolean";
            case CHAR -> "char";
            case VARCHAR -> "varchar";
            case BIT -> "bit";
            case BIT_VARYING -> "bit varying";
            case NUMERIC -> "numeric";
            case DECIMAL -> "decimal";
            case INTEGER -> "integer";
            case SMALLINT -> "smallint";
            case FLOAT -> "float";
            case DOUBLE_PRECISION -> "double precision";
            case REAL -> "real";
            case TIME -> "time";
            case DATE -> "date";
            case INTERVAL -> "interval";
            case CHARACTER_LARGE_OBJECT -> "clob";
            case BINARY_LARGE_OBJECT -> "blob";
        });
    }

    @Override
    public Optional<String> getConcatOperator() {
        return Optional.of("||");
    }

    @Override
    public boolean supports(Capability capability) {
        return SUPPORTED_CAPS.contains(capability);
    }
}

1	/*
2	* Copyright (c) 2024-2025 Tore Eide Andersen
3	*
4	* Licensed under the Apache License, Version 2.0 (the "License");
5	* you may not use this file except in compliance with the License.
6	* You may obtain a copy of the License at
7	*
8	* http://www.apache.org/licenses/LICENSE-2.0
9	*
10	* Unless required by applicable law or agreed to in writing, software
11	* distributed under the License is distributed on an "AS IS" BASIS,
12	* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13	* See the License for the specific language governing permissions and
14	* limitations under the License.
15	*/
16	package io.github.torand.fastersql.dialect;
17
18	import io.github.torand.fastersql.function.singlerow.cast.DataType;
19
20	import java.util.EnumSet;
21	import java.util.List;
22	import java.util.Optional;
23
24	import static io.github.torand.fastersql.dialect.Capability.FULL_OUTER_JOIN;
25	import static io.github.torand.fastersql.dialect.Capability.LIMIT_OFFSET;
26	import static io.github.torand.fastersql.dialect.Capability.MODULO_OPERATOR;
27	import static io.github.torand.fastersql.dialect.Capability.SELECT_FOR_UPDATE;
28	import static io.github.torand.fastersql.dialect.Capability.SET_OPERATION_PARENTHESES;
29	import static io.github.torand.fastersql.dialect.Capability.TRUNCATE_TABLE;
30
31	/**
32	* Defines the <a href="https://standards.iso.org/iso-iec/9075/-2/ed-6/en/ISO_IEC_9075-2(E)_Foundation.bnf.txt">ANSI/ISO</a> (ISO/IEC 9075) SQL dialect.
33	*/
34	public class AnsiIsoDialect implements Dialect {
35	private static final EnumSet<Capability> SUPPORTED_CAPS = EnumSet.of(LIMIT_OFFSET, MODULO_OPERATOR, SELECT_FOR_UPDATE, TRUNCATE_TABLE, FULL_OUTER_JOIN, SET_OPERATION_PARENTHESES);	×
36
37	/**
38	* Creates an ANSI/ISO {@link Dialect} implementation.
39	*/
40	public AnsiIsoDialect() {}	×
41
42	@Override
43	public String getProductName() {
44	return "ANSI/ISO";	×
45	}
46
47	@Override
48	public boolean offsetBeforeLimit() {
49	return true;	×
50	}
51
52	@Override
53	public Optional<String> formatRowOffsetClause() {
54	return Optional.of("offset ? rows");	×
55	}
56
57	@Override
58	public Optional<String> formatRowLimitClause() {
59	return Optional.of("fetch next ? rows only");	×
60	}
61
62	@Override
63	public Optional<String> formatRowNumLiteral() {
64	return Optional.empty();	×
65	}
66
67	@Override
68	public String formatToNumberFunction(String operand, int precision, int scale) {
69	return "to_number(%s)".formatted(operand);	×
70	}
71
72	@Override
73	public String formatToCharFunction(String operand, String format) {
74	return "to_char(%s, %s)".formatted(operand, format);	×
75	}
76
77	@Override
78	public String formatSubstringFunction(String operand, int startPos, int length) {
79	return "substring(" + operand + ", " + startPos + ", " + length + ")";	×
80	}
81
82	@Override
83	public String formatConcatFunction(List<String> operands) {
84	return "concat(%s)".formatted(String.join(", ", operands));	×
85	}
86
87	@Override
88	public String formatLengthFunction(String operand) {
89	return "length(" + operand + ")";	×
90	}
91
92	@Override
93	public String formatCeilFunction(String operand) {
94	return "ceil(" + operand + ")";	×
95	}
96
97	@Override
98	public String formatLnFunction(String operand) {
99	return "ln(" + operand + ")";	×
100	}
101
102	@Override
103	public String formatRoundFunction(String operand) {
104	return "round(" + operand + ")";	×
105	}
106
107	@Override
108	public String formatModuloFunction(String divisor, String dividend) {
109	throw new UnsupportedOperationException("ANSI/ISO SQL does not support the mod() function (use the modulo infix operator instead)");	×
110	}
111
112	@Override
113	public String formatCurrentDateFunction() {
114	return "current_date";	×
115	}
116
117	@Override
118	public Optional<String> getDataType(DataType dataType) {
119	return Optional.ofNullable(switch(dataType.getIsoDataType()) {	×
120	case BOOLEAN -> "boolean";	×
121	case CHAR -> "char";	×
122	case VARCHAR -> "varchar";	×
123	case BIT -> "bit";	×
124	case BIT_VARYING -> "bit varying";	×
125	case NUMERIC -> "numeric";	×
126	case DECIMAL -> "decimal";	×
127	case INTEGER -> "integer";	×
128	case SMALLINT -> "smallint";	×
129	case FLOAT -> "float";	×
130	case DOUBLE_PRECISION -> "double precision";	×
131	case REAL -> "real";	×
132	case TIME -> "time";	×
133	case DATE -> "date";	×
134	case INTERVAL -> "interval";	×
135	case CHARACTER_LARGE_OBJECT -> "clob";	×
136	case BINARY_LARGE_OBJECT -> "blob";	×
137	});
138	}
139
140	@Override
141	public Optional<String> getConcatOperator() {
142	return Optional.of("\|\|");	×
143	}
144
145	@Override
146	public boolean supports(Capability capability) {
147	return SUPPORTED_CAPS.contains(capability);	×
148	}
149	}

torand / FasterSQL / 16990059345

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