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postgreSQL loading structure optimalization #273

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This commit is contained in:
Jan Prochazka
2022-06-02 11:03:40 +02:00
parent ca3f1d720d
commit eb0a1221e4
1 changed files with 22 additions and 25 deletions
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47
plugins/dbgate-plugin-postgres/src/backend/Analyser.js
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@@ -147,6 +147,26 @@ class Analyser extends DatabaseAnalyser {
const uniqueNames = await this.driver.query(this.pool, this.createQuery('uniqueNames', ['tables']));
this.feedback({ analysingMessage: 'Finalizing DB structure' });
const columnColumnsMapped = fkColumns.rows.map(x => ({
pureName: x.pure_name,
schemaName: x.schema_name,
constraintSchema: x.constraint_schema,
constraintName: x.constraint_name,
columnName: x.column_name,
refColumnName: x.ref_column_name,
updateAction: x.update_action,
deleteAction: x.delete_action,
refTableName: x.ref_table_name,
refSchemaName: x.ref_schema_name,
}));
const pkColumnsMapped = pkColumns.rows.map(x => ({
pureName: x.pure_name,
schemaName: x.schema_name,
constraintSchema: x.constraint_schema,
constraintName: x.constraint_name,
columnName: x.column_name,
}));
const res = {
tables: tables.rows.map(table => {
const newTable = {
@@ -160,31 +180,8 @@ class Analyser extends DatabaseAnalyser {
columns: columns.rows
.filter(col => col.pure_name == table.pure_name && col.schema_name == table.schema_name)
.map(getColumnInfo),
primaryKey: DatabaseAnalyser.extractPrimaryKeys(
newTable,
pkColumns.rows.map(x => ({
pureName: x.pure_name,
schemaName: x.schema_name,
constraintSchema: x.constraint_schema,
constraintName: x.constraint_name,
columnName: x.column_name,
}))
),
foreignKeys: DatabaseAnalyser.extractForeignKeys(
newTable,
fkColumns.rows.map(x => ({
pureName: x.pure_name,
schemaName: x.schema_name,
constraintSchema: x.constraint_schema,
constraintName: x.constraint_name,
columnName: x.column_name,
refColumnName: x.ref_column_name,
updateAction: x.update_action,
deleteAction: x.delete_action,
refTableName: x.ref_table_name,
refSchemaName: x.ref_schema_name,
}))
),
primaryKey: DatabaseAnalyser.extractPrimaryKeys(newTable, pkColumnsMapped),
foreignKeys: DatabaseAnalyser.extractForeignKeys(newTable, columnColumnsMapped),
indexes: indexes.rows
.filter(
x =>