15294773771

Committed 28 May 2025 08:01AM UTC coverage: 70.078% (+0.2%) from 69.877%

Build # 15294773771

Build Type

Pull #31

github

Committed by

web-flow

Commit Message

Merge 9f1c324c0 into 6be86da23

Pull Request Pull Request #31: feat: add support for SQLite dialect

Coverage Stats

233 of 418 branches covered (55.74%)

Branch coverage included in aggregate %.

28 of 33 new or added lines in 12 files covered. (84.85%)

45 existing lines in 10 files now uncovered.

1212 of 1644 relevant lines covered (73.72%)

3.91 hits per line

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

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.TRUNCATE_TABLE;

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

    @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 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> 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 java.util.EnumSet;
19	import java.util.List;
20	import java.util.Optional;
21
22	import static io.github.torand.fastersql.dialect.Capability.LIMIT_OFFSET;
23	import static io.github.torand.fastersql.dialect.Capability.MODULO_OPERATOR;
24	import static io.github.torand.fastersql.dialect.Capability.SELECT_FOR_UPDATE;
25	import static io.github.torand.fastersql.dialect.Capability.TRUNCATE_TABLE;
26
27	/**
28	* Defines the ANSI/ISO (ISO/IEC 9075) SQL dialect.
29	*
30	* <a href="https://standards.iso.org/iso-iec/9075/-2/ed-6/en/ISO_IEC_9075-2(E)_Foundation.bnf.txt" />
31	*/
32	public class AnsiIsoDialect implements Dialect {	×
NEW UNCOV 33	private static final EnumSet<Capability> SUPPORTED_CAPS = EnumSet.of(LIMIT_OFFSET, MODULO_OPERATOR, SELECT_FOR_UPDATE, TRUNCATE_TABLE);	×
34
35	@Override
36	public String getProductName() {
UNCOV 37	return "ANSI/ISO";	×
38	}
39
40	@Override
41	public boolean offsetBeforeLimit() {
UNCOV 42	return true;	×
43	}
44
45	@Override
46	public Optional<String> formatRowOffsetClause() {
UNCOV 47	return Optional.of("offset ? rows");	×
48	}
49
50	@Override
51	public Optional<String> formatRowLimitClause() {
UNCOV 52	return Optional.of("fetch next ? rows only");	×
53	}
54
55	@Override
56	public Optional<String> formatRowNumLiteral() {
UNCOV 57	return Optional.empty();	×
58	}
59
60	@Override
61	public String formatToNumberFunction(String operand, int precision, int scale) {
UNCOV 62	return "to_number(%s)".formatted(operand);	×
63	}
64
65	@Override
66	public String formatToCharFunction(String operand, String format) {
UNCOV 67	return "to_char(%s, %s)".formatted(operand, format);	×
68	}
69
70	@Override
71	public String formatSubstringFunction(String operand, int startPos, int length) {
UNCOV 72	return "substring(" + operand + ", " + startPos + ", " + length + ")";	×
73	}
74
75	@Override
76	public String formatConcatFunction(List<String> operands) {
UNCOV 77	return "concat(%s)".formatted(String.join(", ", operands));	×
78	}
79
80	@Override
81	public String formatLengthFunction(String operand) {
UNCOV 82	return "length(" + operand + ")";	×
83	}
84
85	@Override
86	public String formatCeilFunction(String operand) {
UNCOV 87	return "ceil(" + operand + ")";	×
88	}
89
90	@Override
91	public String formatRoundFunction(String operand) {
UNCOV 92	return "round(" + operand + ")";	×
93	}
94
95	@Override
96	public String formatModuloFunction(String divisor, String dividend) {
UNCOV 97	throw new UnsupportedOperationException("ANSI/ISO SQL does not support the mod() function (use the modulo infix operator instead)");	×
98	}
99
100	@Override
101	public String formatCurrentDateFunction() {
UNCOV 102	return "current_date";	×
103	}
104
105	@Override
106	public Optional<String> getConcatOperator() {
UNCOV 107	return Optional.of("\|\|");	×
108	}
109
110	@Override
111	public boolean supports(Capability capability) {
UNCOV 112	return SUPPORTED_CAPS.contains(capability);	×
113	}
114	}

torand / FasterSQL / 15294773771

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