From dabe9b9bb03e5f4d582992c9f4a25a8bbdbe908a Mon Sep 17 00:00:00 2001
From: npedot <nicola.pedot@gmail.com>
Date: Mon, 16 Nov 2020 15:18:37 +0100
Subject: [PATCH] adds multivalued dependency to schema
---
.../domain/ddl/Constraint.kt | 1 +
.../domain/ddl/Schema.kt | 18 ++++++++++++++++++
2 files changed, 19 insertions(+)
diff --git a/src/main/kotlin/unibz.cs.semint.kprime/domain/ddl/Constraint.kt b/src/main/kotlin/unibz.cs.semint.kprime/domain/ddl/Constraint.kt
index 2358dba..bdb8639 100644
--- a/src/main/kotlin/unibz.cs.semint.kprime/domain/ddl/Constraint.kt
+++ b/src/main/kotlin/unibz.cs.semint.kprime/domain/ddl/Constraint.kt
@@ -24,6 +24,7 @@ class Constraint(): Labelled {
CANDIDATE_KEY,
SURROGATE_KEY,
FUNCTIONAL,
+ MULTIVALUED,
DOUBLE_INCLUSION,
INCLUSION,
PARTITION,
diff --git a/src/main/kotlin/unibz.cs.semint.kprime/domain/ddl/Schema.kt b/src/main/kotlin/unibz.cs.semint.kprime/domain/ddl/Schema.kt
index ac679a1..03ade1b 100644
--- a/src/main/kotlin/unibz.cs.semint.kprime/domain/ddl/Schema.kt
+++ b/src/main/kotlin/unibz.cs.semint.kprime/domain/ddl/Schema.kt
@@ -132,6 +132,12 @@ class Schema () {
return addFunctional(tableName,setExpression)
}
+ fun addMultivalued(commandArgs:String): Schema {
+ val tableName:String = commandArgs.split(":")[0]
+ val setExpression: String= commandArgs.split(":")[1]
+ return addMultivalued(tableName,setExpression)
+ }
+
fun addTable(commandArgs:String) : Schema {
val table = SchemaCmdParser.parseTable(commandArgs)
tables().add(table)
@@ -176,6 +182,18 @@ class Schema () {
return this
}
+ fun addMultivalued(tableName:String, setExpression: String): Schema {
+ val constraintsToAdd = Constraint.set(setExpression)
+ for (constraint in constraintsToAdd) {
+ constraint.name=tableName+".multivalued"
+ constraint.type=Constraint.TYPE.MULTIVALUED.name
+ constraint.source.table=tableName
+ constraint.target.table=tableName
+ }
+ constraints().addAll(constraintsToAdd)
+ return this
+ }
+
fun addKey(commandArgs:String):Schema {
val tableName:String = commandArgs.split(":")[0]
val attributeNames = commandArgs.split(":")[1]
--
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