Initial commit

node_modules/knex/lib/dialects/sqlite3/schema/internal/sqlite-ddl-operations.js

@@ -0,0 +1,41 @@
+function copyData(sourceTable, targetTable, columns) {
+  return `INSERT INTO "${targetTable}" SELECT ${
+    columns === undefined
+      ? '*'
+      : columns.map((column) => `"${column}"`).join(', ')
+  } FROM "${sourceTable}";`;
+}
+
+function dropOriginal(tableName) {
+  return `DROP TABLE "${tableName}"`;
+}
+
+function renameTable(tableName, alteredName) {
+  return `ALTER TABLE "${tableName}" RENAME TO "${alteredName}"`;
+}
+
+function getTableSql(tableName) {
+  return `SELECT type, sql FROM sqlite_master WHERE (type='table' OR (type='index' AND sql IS NOT NULL)) AND lower(tbl_name)='${tableName.toLowerCase()}'`;
+}
+
+function isForeignCheckEnabled() {
+  return `PRAGMA foreign_keys`;
+}
+
+function setForeignCheck(enable) {
+  return `PRAGMA foreign_keys = ${enable ? 'ON' : 'OFF'}`;
+}
+
+function executeForeignCheck() {
+  return `PRAGMA foreign_key_check`;
+}
+
+module.exports = {
+  copyData,
+  dropOriginal,
+  renameTable,
+  getTableSql,
+  isForeignCheckEnabled,
+  setForeignCheck,
+  executeForeignCheck,
+};