HCK-15104: Script generation options and ALTER script (#75)

* HCK-15104: Script generation options and ALTER script

* fix: view columns generation

* update default values to SQL simple

* remove unused method

* secondary index as a separate statement

* fix

* create secondary index by default if no type

* remove unused

* fix creating indexes

Author: AlikRakhmonov

forward_engineering/config.json

@@ -1,60 +1,79 @@
 module.exports = {
 	createDatabase: 'CREATE DATABASE "${name}" AS ${databaseOptions};',
 	createSession: 'SET SESSION DATABASE "${name}";',
+	dropDatabase: 'DROP DATABASE "${databaseName}";',
+	modifyDatabase: 'MODIFY DATABASE "${databaseName}" AS ${databaseOptions};',
+	commentDatabase: 'COMMENT ON DATABASE ${databaseName}\nIS ${comment};',
+
 	columnDefinition:
-		'"${name}" ${type}${inlineLength}${not_null}${uppercase}${caseSpecific}${format}${default}${storageFormat}${characterSet}${withSchema}${autoColumn}${compress}${compressUsing}${decompressUsing}${inlineCheckConstraint}${inlineUniqueConstraint}${inlinePKConstraint}',
+		'${name}${type}${inlineLength}${not_null}${uppercase}${caseSpecific}${format}${default}${storageFormat}${characterSet}${withSchema}${autoColumn}${compress}${compressUsing}${decompressUsing}${inlineCheckConstraint}${inlineUniqueConstraint}${inlinePKConstraint}',
 	createTable:
 		'CREATE${tableSet}${temporary}${traceTable} TABLE ${name}${tableOptions} (\n' +
 		'\t\t${column_definitions}${keyConstraints}${checkConstraints}${foreignKeyConstraints}\n' +
-		'\t)${tableIndexes}${tablePreservation};\n',
+		'\t)${tableIndexes}${tablePreservation};',
 	createAsSelectTable:
 		'CREATE${tableSet}${temporary} TABLE ${name}${tableOptions} (\n' +
 		'\t\t${column_definitions}${keyConstraints}${checkConstraints}${foreignKeyConstraints}\n' +
 		'\t)' +
 		'\n\tAS (\n' +
 		'\t${selectStatement} ' +
-		'\n\t)${tableIndexes}${tablePreservation};\n',
-	createErrorTable: 'CREATE ERROR TABLE ${tableName} FOR ${targetDataTable};\n',
+		'\n\t)${tableIndexes}${tablePreservation};',
+	createErrorTable: 'CREATE ERROR TABLE ${tableName} FOR ${targetDataTable};',
 	createForeignTable:
 		'CREATE FOREIGN TABLE ${name}${tableOptions} (\n' +
 		'\t\t${column_definitions}${keyConstraints}${checkConstraints}${foreignKeyConstraints}\n' +
 		'\t)\n' +
 		'\tUSING (\n' +
 		'\t${usingOptions}\n' +
-		'\t)${tableIndexes}${tablePreservation};\n',
+		'\t)${tableIndexes}${tablePreservation};',
 	createHashIndex:
 		'CREATE HASH INDEX ${indexName}${indexOptions} (\n' +
 		'\t\t${indexKeys}' +
 		'\n\t)' +
-		'\n\tON ${tableName}${orderBy};\n',
-	createJoinIndex: 'CREATE JOIN INDEX ${indexName}${indexOptions}' + '\n\tAS ${selectStatement};\n',
-	createKeyConstraint: 'CONSTRAINT ${constraintName}${constraintType}${columns}',
+		'\n\tON ${tableName}${orderBy};',
+	createJoinIndex: 'CREATE JOIN INDEX ${indexName}${indexOptions}' + '\n\tAS ${selectStatement};',
+	createKeyConstraint: '${constraintName}${constraintType} (${columns})',
 	checkConstraint: '${name}${expression}',
-	createForeignKeyConstraint: 'FOREIGN KEY (${foreignKey}) REFERENCES ${checkOption} ${primaryTable} (${primaryKey})',
-	createView: 'CREATE${recursive} VIEW ${name} (\n' + '\t${columnList}\n' + ')\nAS ${selectStatement};\n',
+
+	createForeignKeyConstraint:
+		'${constraintName}FOREIGN KEY (${foreignKey}) REFERENCES ${checkOption} ${primaryTable} (${primaryKey})',
+	dropForeignKeyUnnamed:
+		'ALTER TABLE ${tableName} DROP FOREIGN KEY (${foreignKey}) REFERENCES ${primaryTable} (${primaryKey});',
+
+	createView: 'CREATE${recursive} VIEW ${name} (\n' + '\t${columnList}\n' + ')\nAS ${selectStatement};',
 	viewSelectStatement: 'SELECT ${keys}\n\tFROM ${tableName}',
 	createStructuredType:
-		'CREATE TYPE ${typeName} AS (\n' + '\t${columnDefinitions}' + '\n)\n' + 'NOT FINAL${methodSpecification};\n',
-	createDistinctType: 'CREATE TYPE ${typeName} AS ${baseType} FINAL${methodSpecification};\n',
-	createArrayType: 'CREATE TYPE ${typeName} AS ${baseType}${default};\n',
-
-	dropDatabase: 'DROP DATABASE "${databaseName}";\n',
-	modifyDatabase: 'MODIFY DATABASE "${databaseName}" AS ${databaseOptions};\n',
+		'CREATE TYPE ${typeName} AS (\n' + '\t${columnDefinitions}' + '\n)\n' + 'NOT FINAL${methodSpecification};',
+	createDistinctType: 'CREATE TYPE ${typeName} AS ${baseType} FINAL${methodSpecification};',
+	createArrayType: 'CREATE TYPE ${typeName} AS ${baseType}${default};',
 
-	dropTable: 'DROP ${temporary}TABLE ${name};\n',
+	dropTable: 'DROP ${temporary}TABLE ${name};',
 	alterTable: 'ALTER TABLE ${tableName}${tableOptions}${alterStatement};',
+	renameTable: 'RENAME TABLE ${oldName} TO ${newName};',
+	commentTable: 'COMMENT ON TABLE ${tableName}\nIS ${comment};',
 
 	addColumn: ' ADD ${columnDefinition}',
+	alterColumn: 'ALTER TABLE ${tableName} ADD ${columnName} ${columnDefinition};',
 	dropColumn: ' DROP ${name}',
 	rename: ' RENAME ${oldName} TO ${newName}',
+	commentColumn: 'COMMENT ON COLUMN ${columnName}\nIS ${comment};',
 
 	dropCheckConstraint: ' DROP CONSTRAINT ${name} CHECK',
-	addCheckConstraint: ' ADD CONSTRAINT ${name} ${expression}',
-	modifyCheckConstraint: ' MODIFY CONSTRAINT ${name} ${expression}',
+	addCheckConstraint: ' ADD ${constraintName}${expression}',
+	alterCheckConstraint: ' ADD ${constraintName}${expression}',
 
+	createSecondaryIndex: 'CREATE ${indexStatement} ON ${tableName};',
 	dropSecondaryIndex: 'DROP INDEX ${indexName} ON ${tableName};',
 	dropIndex: 'DROP${indexType} INDEX ${indexName};',
 
 	dropView: 'DROP VIEW ${viewName};',
 	renameView: 'RENAME VIEW ${oldViewName} TO ${newViewName};',
+	commentView: 'COMMENT ON VIEW ${viewName}\nIS ${comment};',
+
+	dropConstraint: 'ALTER TABLE ${tableName} DROP CONSTRAINT ${constraintName};',
+
+	alterPrimaryKey: 'ALTER TABLE ${tableName} ADD ${constraintName}PRIMARY KEY (${columns});',
+	alterUniqueKey: 'ALTER TABLE ${tableName} ADD ${constraintName}UNIQUE (${columns});',
+
+	dropUnnamedIndex: 'DROP INDEX (${columns}) ON ${tableName};',
 };