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[jOOQ/jOOQ#13593] Draft for transformPatternsSimplifyCaseAbbreviation

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This commit is contained in:
Lukas Eder 2022-11-01 18:08:58 +01:00
parent e12f0095c8
commit 3fbf83ae46
2 changed files with 62 additions and 0 deletions
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50
jOOQ/src/main/java/org/jooq/conf/Settings.java
View File

@ -189,6 +189,8 @@ public class Settings
@XmlElement(defaultValue = "true")
protected Boolean transformPatternsCaseToCaseAbbreviation = true;
@XmlElement(defaultValue = "true")
protected Boolean transformPatternsSimplifyCaseAbbreviation = true;
@XmlElement(defaultValue = "true")
protected Boolean transformPatternsTrivialCaseAbbreviation = true;
@XmlElement(defaultValue = "true")
protected Boolean transformPatternsTrivialPredicates = true;
@ -2323,6 +2325,38 @@ public class Settings
this.transformPatternsCaseToCaseAbbreviation = value;
}
/**
* Transform complex predicates into simpler <code>CASE</code> abbreviations.
* <p>
* Some predicates can be simplified into case abbreviations, such as, for example
* <ul>
* <li><code>a IS NULL OR COALESCE(a = b, FALSE)</code> to <code>NULLIF(a, b) IS NULL</code></li>
* <li><code>a IS NOT NULL AND COALESCE(a != b, TRUE)</code> to <code>NULLIF(a, b) IS NOT NULL</code></li>
* </ul>
* <p>
* This feature is available in the commercial distribution only.
*
* @return
* possible object is
* {@link Boolean }
*
*/
public Boolean isTransformPatternsSimplifyCaseAbbreviation() {
return transformPatternsSimplifyCaseAbbreviation;
}
/**
* Sets the value of the transformPatternsSimplifyCaseAbbreviation property.
*
* @param value
* allowed object is
* {@link Boolean }
*
*/
public void setTransformPatternsSimplifyCaseAbbreviation(Boolean value) {
this.transformPatternsSimplifyCaseAbbreviation = value;
}
/**
* Transform trivial case abbreviations like <code>NVL(NULL, a)</code> to <code>a</code>.
* <p>
@ -5375,6 +5409,11 @@ public class Settings
return this;
}
public Settings withTransformPatternsSimplifyCaseAbbreviation(Boolean value) {
setTransformPatternsSimplifyCaseAbbreviation(value);
return this;
}
public Settings withTransformPatternsTrivialCaseAbbreviation(Boolean value) {
setTransformPatternsTrivialCaseAbbreviation(value);
return this;
@ -6360,6 +6399,7 @@ public class Settings
builder.append("transformPatternsCaseMergeWhenElse", transformPatternsCaseMergeWhenElse);
builder.append("transformPatternsCaseThenBoolean", transformPatternsCaseThenBoolean);
builder.append("transformPatternsCaseToCaseAbbreviation", transformPatternsCaseToCaseAbbreviation);
builder.append("transformPatternsSimplifyCaseAbbreviation", transformPatternsSimplifyCaseAbbreviation);
builder.append("transformPatternsTrivialCaseAbbreviation", transformPatternsTrivialCaseAbbreviation);
builder.append("transformPatternsTrivialPredicates", transformPatternsTrivialPredicates);
builder.append("transformPatternsScalarSubqueryCountAsteriskGtZero", transformPatternsScalarSubqueryCountAsteriskGtZero);
@ -7118,6 +7158,15 @@ public class Settings
return false;
}
}
if (transformPatternsSimplifyCaseAbbreviation == null) {
if (other.transformPatternsSimplifyCaseAbbreviation!= null) {
return false;
}
} else {
if (!transformPatternsSimplifyCaseAbbreviation.equals(other.transformPatternsSimplifyCaseAbbreviation)) {
return false;
}
}
if (transformPatternsTrivialCaseAbbreviation == null) {
if (other.transformPatternsTrivialCaseAbbreviation!= null) {
return false;
@ -8238,6 +8287,7 @@ public class Settings
result = ((prime*result)+((transformPatternsCaseMergeWhenElse == null)? 0 :transformPatternsCaseMergeWhenElse.hashCode()));
result = ((prime*result)+((transformPatternsCaseThenBoolean == null)? 0 :transformPatternsCaseThenBoolean.hashCode()));
result = ((prime*result)+((transformPatternsCaseToCaseAbbreviation == null)? 0 :transformPatternsCaseToCaseAbbreviation.hashCode()));
result = ((prime*result)+((transformPatternsSimplifyCaseAbbreviation == null)? 0 :transformPatternsSimplifyCaseAbbreviation.hashCode()));
result = ((prime*result)+((transformPatternsTrivialCaseAbbreviation == null)? 0 :transformPatternsTrivialCaseAbbreviation.hashCode()));
result = ((prime*result)+((transformPatternsTrivialPredicates == null)? 0 :transformPatternsTrivialPredicates.hashCode()));
result = ((prime*result)+((transformPatternsScalarSubqueryCountAsteriskGtZero == null)? 0 :transformPatternsScalarSubqueryCountAsteriskGtZero.hashCode()));

12
jOOQ/src/main/resources/org/jooq/xsd/jooq-runtime-3.18.0.xsd
View File

@ -609,6 +609,18 @@ This feature is available in the commercial distribution only.]]></jxb:javadoc><
<p>
Some <code>CASE</code> expressions have a shorter abbreviated form, such as <code>COALESCE()</code> or <code>NULLIF()</code>.
<p>
This feature is available in the commercial distribution only.]]></jxb:javadoc></jxb:property></appinfo></annotation>
</element>
<element name="transformPatternsSimplifyCaseAbbreviation" type="boolean" minOccurs="0" maxOccurs="1" default="true">
<annotation><appinfo><jxb:property><jxb:javadoc><![CDATA[Transform complex predicates into simpler <code>CASE</code> abbreviations.
<p>
Some predicates can be simplified into case abbreviations, such as, for example
<ul>
<li><code>a IS NULL OR COALESCE(a = b, FALSE)</code> to <code>NULLIF(a, b) IS NULL</code></li>
<li><code>a IS NOT NULL AND COALESCE(a != b, TRUE)</code> to <code>NULLIF(a, b) IS NOT NULL</code></li>
</ul>
<p>
This feature is available in the commercial distribution only.]]></jxb:javadoc></jxb:property></appinfo></annotation>
</element>