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sqlite analyse views

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This commit is contained in:
Jan Prochazka
2021-05-23 19:53:47 +02:00
parent aa709dbee3
commit 44b8a14868
1 changed files with 35 additions and 14 deletions
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49
plugins/dbgate-plugin-sqlite/src/backend/Analyser.js
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@@ -7,26 +7,36 @@ class Analyser extends DatabaseAnalyser {
} }
async _runAnalysis() { async _runAnalysis() {
const tables = await this.driver.query(this.pool, "select * from sqlite_master where type='table'"); const objects = await this.driver.query(this.pool, "select * from sqlite_master where type='table' or type='view'");
const tables = objects.rows.filter((x) => x.type == 'table');
const views = objects.rows.filter((x) => x.type == 'view');
// console.log('TABLES', tables); // console.log('TABLES', tables);
const tableSqls = _.zipObject( const tableSqls = _.zipObject(
tables.rows.map((x) => x.name), tables.map((x) => x.name),
tables.rows.map((x) => x.sql) tables.map((x) => x.sql)
); );
const tableList = tables.rows.map((x) => ({ const tableList = tables.map((x) => ({
pureName: x.name, pureName: x.name,
objectId: x.name, objectId: x.name,
contentHash: x.sql,
}));
const viewList = views.map((x) => ({
pureName: x.name,
objectId: x.name,
contentHash: x.sql,
createSql: x.sql,
})); }));
for (const tableName of this.getRequestedObjectPureNames( for (const tableName of this.getRequestedObjectPureNames(
'tables', 'tables',
tables.rows.map((x) => x.name) tables.map((x) => x.name)
)) { )) {
const tableObj = tableList.find((x) => x.pureName == tableName); const tableObj = tableList.find((x) => x.pureName == tableName);
if (!tableObj) continue; if (!tableObj) continue;
const info = await this.driver.query(this.pool, `pragma table_info('${tableName}')`); const info = await this.driver.query(this.pool, `pragma table_info('${tableName}')`);
tableObj.columns = info.rows.map((col) => ({ tableObj.columns = info.rows.map((col) => ({
columnName: col.name, columnName: col.name,
@@ -68,14 +78,25 @@ class Analyser extends DatabaseAnalyser {
// console.log(info); // console.log(info);
} }
const res = this.mergeAnalyseResult( for (const viewName of this.getRequestedObjectPureNames(
{ 'views',
tables: tableList, views.map((x) => x.name)
}, )) {
(x) => x.pureName const viewObj = viewList.find((x) => x.pureName == viewName);
); if (!viewObj) continue;
// console.log('MERGED', res);
return res; const info = await this.driver.query(this.pool, `pragma table_info('${viewName}')`);
viewObj.columns = info.rows.map((col) => ({
columnName: col.name,
dataType: col.type,
notNull: !!col.notnull,
}));
}
return {
tables: tableList,
views: viewList,
};
} }
} }